https://hvacdirect.store/products/filter-king-19x21x1-air-filter-5-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-20-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/as1_56212f21-277a-4b2b-9e02-8a33beae9536.jpg?v=1766645953 Filter King 19x21x1 Air Filter | 5-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 20.5 x .75″ Filter King 19x21x1 Air Filter | 5-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 20.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/oxbox-j5ac3-series-13-4-seer2-r-454b-4-ton-48-000-btu-air-conditioner-condenser 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/AIR-CONDITIONER_7ea6231b-ad81-4d20-8366-cae50db7f089.jpg?v=1766646170 Oxbox J5AC3 Series 13.4 SEER2 | R-454B | 4 Ton (48,000 BTU) Air Conditioner Condenser Oxbox J5AC3 Series 13.4 SEER2 | R-454B | 4 Ton (48,000 BTU) Air 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| MADE IN USA | Actual Size: 20 x 21 x .75″ Filter King 20x21x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 21 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-17-5-1-air-filter-4-pack-merv-13-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-17-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/queen1.jpg?v=1766646745 Filter King 17.5×17.5×1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 17.5 x .75″ Filter King 17.5×17.5×1 Air Filter | 4-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 17.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5x23x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-23-x-75-fk27-5x23x1a-m8-4 2026-06-04T17:10:28-04:00 daily 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https://hvacdirect.store/products/filter-king-27-5-25-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-25-5-x-75-fk27-5-25-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/N_a631394e-9f67-4d60-b14e-ac511ee70654.jpg?v=1766647136 Filter King 27.5×25.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 25.5 x .75″ – FK27.5×25.5x1A-M8 -4 Filter King 27.5×25.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 25.5 x .75″ – FK27.5×25.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x18x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-17-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/18.1_1f9a262b-bf11-4ac0-9325-cc0fb64870b7.jpg?v=1766647164 Filter King 14x18x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 17.5 x 1.75″ Filter King 14x18x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 17.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x22x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-21-5-x-77 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/as1_1e0e8f54-8fb9-4dd5-9384-c05248056e6b.jpg?v=1766647279 Filter King 17x22x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 21.5 x .75″ Filter King 17x22x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 21.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x24x4-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-38-x-23-38-x-3-75-fb20x24x4-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19.1_701f9598-c7ed-4103-a9f5-60dd16dd45a8.jpg?v=1766647364 Filter King 20x24x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.38 x 23.38 x 3.75″ – FB20X24X4 – 4 Filter King 20x24x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.38 x 23.38 x 3.75″ – FB20X24X4 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-32-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-32-5-x-75-fk17-5-32-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/O_7f61ce13-40ec-4361-b96a-709e7ff49828.jpg?v=1766647433 Filter King 17.5×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 32.5 x .75″ – FK17.5×32.5x1A-M8 -4 Filter King 17.5×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 32.5 x .75″ – FK17.5×32.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-40x60x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-40-x-60-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK40x60x1A-M8-4_47f1c7c4-2b3a-45b8-8cb2-5c04c23481a0.jpg?v=1766647578 Filter King 40x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 40 x 60 x .75″ Filter King 40x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 40 x 60 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-11-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-11-5-x-75-fk28x11-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_cc5e7f05-d0fb-441f-8098-b18d5d724c80.avif?v=1766648019 Filter King 28×11.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 11.5 x .75″ – FK28x11.5x1A-M8 -4 Filter King 28×11.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 11.5 x .75″ – FK28x11.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-25-29-25-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-25-x-29-25-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB17.25X29.25A-4_83fe3a47-b867-4ee0-872d-4d98aaedde59.jpg?v=1766647900 Filter King 17.25×29.25×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.25 x 29.25 x .75″ Filter King 17.25×29.25×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.25 x 29.25 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x30x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-29-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/20_9f1ede1b-8815-4c41-8736-fff30f2cb90f.jpg?v=1766648059 Filter King 20x30x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 29.5 x 1.75″ Filter King 20x30x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 29.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-25x26x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-25-x-26-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB17.25X26A-4_1b14ad18-c9a1-403f-b57a-3ea812a1e0e6.jpg?v=1766648126 Filter King 17.25x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.25 x 26 x .75″ Filter King 17.25x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.25 x 26 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12-75x21x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-75-x-21-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/as1_39446589-7c58-4401-87d7-47febfaf4f37.jpg?v=1766648310 Filter King 12.75x21x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.75 x 21 x 0.5″ Filter King 12.75x21x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.75 x 21 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-55-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-55-5-x-75-fk19-5-55-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_a6a2dace-5288-4b12-99d0-b24340691be5.jpg?v=1766648486 Filter King 19.5×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 55.5 x .75″ – FK19.5×55.5x1A-M8 -4 Filter King 19.5×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 55.5 x .75″ – FK19.5×55.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x12x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-12-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB12X12A-4-3.jpg?v=1766648503 Filter King 12x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 12 x .75″ Filter King 12x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 12 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x30x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-29-5-x-0-5-fb20x30x0-5-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21.1.jpg?v=1766648725 Filter King 20x30x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 29.5 x 0.5″ – FB20X30X0.5 -4 Filter King 20x30x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 29.5 x 0.5″ – FB20X30X0.5 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-24-5-4-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-24-5-x-3-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/as1_9f5f026a-9fbd-4ff1-b7f2-b4a0ac0ab6bf.jpg?v=1766648739 Filter King 19.5×24.5×4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 24.5 x 3.75″ Filter King 19.5×24.5×4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 24.5 x 3.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-15-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-15-5-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/as1_5ecd67cf-b2ed-4cf7-a8b1-f8e761908d4d.jpg?v=1766648968 Filter King 19.5×15.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 15.5 x 1.75″ Filter King 19.5×15.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 15.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-55-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-55-5-x-75-fk19-5-55-5x1a-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_5643df25-3a75-4453-9743-274272e64adb.jpg?v=1766648986 Filter King 19.5×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 55.5 x .75″ – FK19.5×55.5x1A-M8 -4 Filter King 19.5×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 55.5 x .75″ – FK19.5×55.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-5x29x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-29-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/as1_2cb3e9f9-27db-47d9-b874-a4f25a722a2a.jpg?v=1766649288 Filter King 15.5x29x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 29 x 1.75″ Filter King 15.5x29x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 29 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x49x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-49-x-75-fk26x49x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_849dacac-c7ec-421e-97c0-5ca6e33a5e3b.avif?v=1766649526 Filter King 26x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 49 x .75″ – FK26x49x1A-M8 -4 Filter King 26x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 49 x .75″ – FK26x49x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x22x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-21-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22.1_1a578e0a-fffe-43d2-82ef-5509617183d2.jpg?v=1766649459 Filter King 18x22x2 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HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 25.5 x .75″ – FK14x26x1-M8 -4 Filter King 14x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 25.5 x .75″ – FK14x26x1-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/oxbox-j5ac3-series-13-4-seer2-r-454b-5-ton-60-000-btu-air-conditioner-condenser 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/AIR-CONDITIONER_06983dd7-54f0-4ff9-9a54-d0daa9c77c15.jpg?v=1766649754 Oxbox J5AC3 Series 13.4 SEER2 | R-454B | 5 Ton (60,000 BTU) Air Conditioner Condenser Oxbox J5AC3 Series 13.4 SEER2 | R-454B | 5 Ton (60,000 BTU) Air Conditioner Condenser WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12-5x21x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-21-x-76 2026-06-04T17:10:28-04:00 daily 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x .75″ – FK23.5×49.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-air-filters-9-11-75-1-4-pack-merv-8-hvac-pleated-ac-furnace-filters-air-purifier-replacement-filters-for-clean-healthy-fresh-environment-made-in-usa 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/9x11.75-1.jpg?v=1766651679 Filter King Air Filters 9×11.75×1 | 4-PACK | MERV 8 HVAC Pleated AC Furnace Filters | Air Purifier | Replacement Filters for Clean, Healthy & Fresh Environment | MADE IN USA Filter King Air Filters 9×11.75×1 | 4-PACK | MERV 8 HVAC Pleated AC Furnace Filters | Air Purifier | Replacement Filters for Clean, Healthy & Fresh Environment | MADE IN USA WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x16x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-15-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/30.1.jpg?v=1766651749 Filter 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Actual Size: 17.25 x 19.25 x .75″ Filter King 17.25×19.25×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.25 x 19.25 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/oxbox-j5hp5-series-14-3-seer2-r-454b-3-5-ton-42-000-btu-heat-pump-condenser 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/AIR-CONDITIONER_dc6f4b1c-0189-4ccb-b6c4-dd349244981e.jpg?v=1766653867 Oxbox J5HP5 Series 14.3 SEER2 | R-454B | 3.5 Ton (42,000 BTU) Heat Pump Condenser Oxbox J5HP5 Series 14.3 SEER2 | R-454B | 3.5 Ton (42,000 BTU) Heat Pump Condenser WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-21-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-21-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/S.webp?v=1766653874 Filter King 27.5×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE 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https://cdn.shopify.com/s/files/1/0697/4780/2407/files/AIR-CONDITIONER_420a71a2-65ea-4dae-9e1a-abfbafb11f5d.jpg?v=1766654042 Oxbox J5HP5 Series 14.3 SEER2 | R-454B | 4 Ton (48,000 BTU) Heat Pump Condenser Oxbox J5HP5 Series 14.3 SEER2 | R-454B | 4 Ton (48,000 BTU) Heat Pump Condenser WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x15x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-14-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/31.1_f6ee0b6c-3e51-4d67-9354-4fff055b9640.jpg?v=1766654188 Filter King 10x15x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 14.5 x .75″ Filter King 10x15x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 14.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/oxbox-j5hp5-series-14-3-seer2-r-454b-5-ton-60-000-btu-heat-pump-condenser 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/AIR-CONDITIONER_679a48eb-9831-43c1-acba-20dba2f3ec6c.jpg?v=1766654221 Oxbox J5HP5 Series 14.3 SEER2 | R-454B | 5 Ton (60,000 BTU) Heat Pump Condenser Oxbox J5HP5 Series 14.3 SEER2 | R-454B | 5 Ton (60,000 BTU) Heat Pump Condenser WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9-5-9-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-9-5-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/as1_716f4112-5030-4247-903b-00671a5df71c.jpg?v=1766654248 Filter King 9.5×9.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 9.5 x 1.75″ Filter King 9.5×9.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 9.5 x 1.75″ WholesaleHVACDirect 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15.5 x 31.5 x .75″ Filter King 15.5×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 31.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x36x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-35-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/32.1.jpg?v=1766654470 Filter King 10x36x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 35.5 x .75″ Filter King 10x36x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 35.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/oxbox-j5hp5-series-14-3-seer2-r-454b-5-ton-61-000-btu-heat-pump-condenser 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/AIR-CONDITIONER_cfd7abca-ef23-4564-81c8-b6c938dbc253.jpg?v=1766654486 Oxbox J5HP5 Series 14.3 SEER2 | R-454B | 5 Ton (61,000 BTU) Heat Pump Condenser Oxbox J5HP5 Series 14.3 SEER2 | R-454B | 5 Ton (61,000 BTU) Heat Pump Condenser WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x37x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-36-5-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/33.1_04ae9125-d52b-41d2-b411-65678ca63938.jpg?v=1766654838 Filter King 22x37x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5×36.5×1.75″ Filter King 22x37x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5×36.5×1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x27x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-27-x-0-6 2026-06-04T17:10:28-04:00 daily 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https://hvacdirect.store/products/filter-king-21-5x26x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-26-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/as1_21efc017-86b5-419c-969b-1d8ab3acc3ec.jpg?v=1766656390 Filter King 21.5x26x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 26 x 1.75″ Filter King 21.5x26x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 26 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-19-5-x-75-fk29x19-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E.avif?v=1766656577 Filter King 29×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 19.5 x .75″ – FK29x19.5x1A-M8 -4 Filter King 29×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 19.5 x .75″ – FK29x19.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x24x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-75-x-23-75-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/36.1.jpg?v=1766656496 Filter King 24x24x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.75 x 23.75 x 1.75″ Filter King 24x24x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.75 x 23.75 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x18x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-18-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/as1_de0f3115-63d2-4993-8187-e05d3f168c81.jpg?v=1766656580 Filter King 18x18x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 18 x 1.75″ Filter King 18x18x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 18 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30x36x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-36-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/37.1.jpg?v=1766656775 Filter King 30x36x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 36 x 1.75″ Filter King 30x36x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 36 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x20x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-20-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/as1_1c583c55-d754-40a5-9469-32d4b06a3bd4.jpg?v=1766656794 Filter King 18x20x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 20 x 1.75″ Filter King 18x20x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 20 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-57-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-57-5-x-75-fk25x57-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/Q.png?v=1766656966 Filter King 25×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 57.5 x .75″ – FK25x57.5x1A-M8 -4 Filter King 25×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 57.5 x .75″ – FK25x57.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-75x22x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-75-x-22-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/as1_0a9ad2a7-3803-4bba-81d0-ca879f094a04.jpg?v=1766657021 Filter King 19.75x22x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.75 x 22 x 1.75″ Filter King 19.75x22x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.75 x 22 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x27x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-26-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/38.1.webp?v=1766657064 Filter King 12x27x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 26.5 x 1.75″ Filter King 12x27x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 26.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x25x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-25-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/as1_257bbffa-1ad8-4f98-a585-788eed43c53b.jpg?v=1766657163 Filter King 24x25x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 25 x 1.75″ Filter King 24x25x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 25 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x25x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-24-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/39.1.jpg?v=1766657318 Filter King 16x25x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24.5 x .75″ Filter King 16x25x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30x32x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-32-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/30x32x1-1.jpg?v=1766657352 Filter King 30x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 32 x .75″ Filter King 30x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 32 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-43-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-43-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/W_07593d9e-f100-4947-8065-52fe7660a31b.jpg?v=1766657485 Filter King 20×43.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 43.5 x .75″ Filter King 20×43.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 43.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12-75x21x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-75-x-21-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/as1_8ce39714-da36-4352-b5d8-911ebc4ac4fc.jpg?v=1766657542 Filter King 12.75x21x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.75 x 21 x 1.75″ Filter King 12.75x21x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.75 x 21 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x28x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-27-5-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/40.1_c998f50c-37c4-49f9-8014-679f60aaec67.jpg?v=1766657561 Filter King 10x28x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5×27.5×1.75″ Filter King 10x28x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5×27.5×1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x26x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-26-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/as1_1dbe4794-d202-4d46-832d-0bceb9a35a63.jpg?v=1766657948 Filter King 22x26x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 26 x 1.75″ Filter King 22x26x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 26 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x29x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-28-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/41.1.jpg?v=1766657963 Filter King 29x29x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 28.5 x 1.75″ Filter King 29x29x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 28.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-29-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-29-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK29.5x29.5x1A-M8-4_1a611b07-d37a-4f11-8bc1-d39374ba8243.jpg?v=1766658211 Filter King 29.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 29.5 x .75″ Filter King 29.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 29.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x29x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-28-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/42.1.webp?v=1766658326 Filter King 29x29x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 28.5 x .75″ Filter King 29x29x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 28.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-11-25-23-25-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-25-x-23-25-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/11.25x23.25x1-1.jpg?v=1766658554 Filter King 11.25×23.25×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.25 x 23.25 x .75″ Filter King 11.25×23.25×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.25 x 23.25 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x29x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-28-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/43.1_889d9ee0-bad0-4fca-b8a8-5039df2b46d4.jpg?v=1766658690 Filter King 25x29x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 28.5 x 1.75″ Filter King 25x29x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 28.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-5x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-29-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15.5x29x1A-M8-4_fd2edec5-a4ef-42ec-85e5-3c9c6d45b382.jpg?v=1766658777 Filter King 15.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 29 x .75″ Filter King 15.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 29 x .75″ WholesaleHVACDirect 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Size: 13.25 x 13.25 x 0.5″ Filter King 13.25×13.25×0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.25 x 13.25 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x22x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-21-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/45.1_fe7e572f-8faf-474f-8e33-353daadcd879.jpg?v=1766659242 Filter King 20x22x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 21.5 x 1.75″ Filter King 20x22x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 21.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x27x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-27-x-1-76 2026-06-04T17:10:28-04:00 daily 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Actual Size: 12.5 x 24.5 x .75″ Filter King 13x25x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 24.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x28x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-27-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/49.1.jpg?v=1766660914 Filter King 24x28x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 27.5 x .75″ Filter King 24x28x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 27.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-25-21-25-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-25-x-21-25-x-1-75 2026-06-04T17:10:28-04:00 daily 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https://hvacdirect.store/products/filter-king-18x12x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-11-5-x-75-fk18x12x1-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/51.1.jpg?v=1766661342 Filter King 18x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 11.5 x .75″ – FK18x12x1-M8 – 4 Filter King 18x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 11.5 x .75″ – FK18x12x1-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-11-5-19-5-4-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-19-5-x-3-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-12_f5703a27-3ab0-4ba0-a48d-f463888e32c5.jpg?v=1766661408 Filter King 11.5×19.5×4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN 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| 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 23 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-38-21-5-0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-38-x-21-5-x-0-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-12_7b4119f0-72f1-4244-b669-a8ca9ae91975.jpg?v=1766664654 Filter King 16.38×21.5×0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.38 x 21.5 x 0.5″ Filter King 16.38×21.5×0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.38 x 21.5 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/oxbox-air-handler-electric-heat-kit-5-kw-r454b 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/HEAT-KIT-1_1d13571a-b251-47e5-b71b-9b54d8989730.jpg?v=1766665378 OXBOX AIR HANDLER ELECTRIC HEAT KIT, 5 KW, 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AND AIR HANDLER 1.5 – 3.0 TON, R-454B WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14-5-23-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-23-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK14.5x23.5x1A-M8-4.jpg?v=1766666377 Filter King 14.5×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 23.5 x .75″ Filter King 14.5×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 23.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/oxbox-txv-kit-coil-and-air-handler-3-5-4-0-ton-r-454b 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/TXV-T_fd0a52fc-7831-4a05-b43c-e15cce01f131.webp?v=1766666466 OXBOX – TXV KIT, COIL AND AIR HANDLER 3.5 – 4.0 TON, R-454B OXBOX – TXV KIT, COIL AND AIR HANDLER 3.5 – 4.0 TON, R-454B 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14.5x19x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 19 x 0.5″ Filter King 14.5x19x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 19 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x55x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-55-x-75-fk21-5x55x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21.5X55X1-1.jpg?v=1766670930 Filter King 21.5x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 55 x .75″ – FK21.5x55x1A-M8 -4 Filter King 21.5x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 55 x .75″ – FK21.5x55x1A-M8 -4 WholesaleHVACDirect 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Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 23.5 x .75 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5x58x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-58-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17.5X58X1-1.webp?v=1766671601 Filter King 17.5x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 58 x .75″ Filter King 17.5x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 58 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-5-22-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-22-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15.5x22.5x1A-M8-4_efe454a7-ce88-40d3-8483-10ce81115845.jpg?v=1766671684 Filter King 15.5×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 22.5 x .75″ Filter King 15.5×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 22.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-5-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/23X5.5X1-1.jpg?v=1766671782 Filter King 23×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 5.5 x .75″ Filter King 23×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 5.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x34x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-34-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17x34X1-1.jpg?v=1766672159 Filter King 17x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 34 x .75″ Filter King 17x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 34 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-34-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-34-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/28x34.5X1-1.webp?v=1766672388 Filter King 28×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 34.5 x .75″ Filter King 28×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 34.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-42-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-42-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21x42x2.jpg?v=1766672637 Filter King 21×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 42.5 x .75″ Filter King 21×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 42.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-20-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27x20x1.jpg?v=1766673010 Filter King 27x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 20 x .75″ Filter King 27x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 20 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x32x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-32-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27x32x1.webp?v=1766673158 Filter King 27x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 32 x .75″ Filter King 27x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 32 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x62x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-62-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/23x62.jpg?v=1766673390 Filter King 23x62x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 62 x .75″ Filter King 23x62x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 62 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-30-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-30-5-x-75-fk19x30-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19X30.5X1-2.jpg?v=1766673591 Filter King 19×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 30.5 x .75″ – FK19x30.5x1A-M8 -4 Filter King 19×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 30.5 x .75″ – FK19x30.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-8-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/18x8x1.jpg?v=1766673712 Filter King 18x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 8 x .75″ Filter King 18x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 8 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x19x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-18-5-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/52.1.jpg?v=1766712466 Filter King 16x19x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5×18.5×1.75″ Filter King 16x19x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5×18.5×1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x16x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-15-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/53.1.jpg?v=1766712647 Filter King 10x16x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 15.5 x 1.75″ Filter King 10x16x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 15.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x29x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-28-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/54.1_09bc6367-9061-4a48-b139-a7d453f9cbdd.jpg?v=1766712777 Filter King 25x29x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 28.5 x .75″ – Filter King 25x29x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 28.5 x .75″ – WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x26x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-25-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/55.1.jpg?v=1766712996 Filter King 22x26x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 25.5 x .75″ Filter King 22x26x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 25.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x24x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-23-5-x-1-75-fb22x24x2-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/56.1.jpg?v=1766713096 Filter King 22x24x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 23.5 x 1.75″ – FB22X24X2 – 6 Filter King 22x24x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 23.5 x 1.75″ – FB22X24X2 – 6 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x18x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-75-x-17-75-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/57.1.jpg?v=1766713278 Filter King 12x18x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.75 x 17.75 x 1.75″ Filter King 12x18x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.75 x 17.75 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x30x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-29-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/58.1.jpg?v=1766713478 Filter King 28x30x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 29.5 x .75″ Filter King 28x30x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 29.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x10x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-9-5-x-1-75-fb10x10x2-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/59.1.jpg?v=1766713638 Filter King 10x10x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 9.5 x 1.75″ – FB10X10X2 – 6 Filter King 10x10x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 9.5 x 1.75″ – FB10X10X2 – 6 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x24x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-23-5-x-1-75-fb16x24x2-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/60.1.jpg?v=1766714036 Filter King 16x24x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 23.5 x 1.75″ – FB16X24X2 – 6 Filter King 16x24x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 23.5 x 1.75″ – FB16X24X2 – 6 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x25x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-24-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/61.1.jpg?v=1766714264 Filter King 18x25x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 24.5 x 1.75″ Filter King 18x25x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 24.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x21x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-20-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/62.1.jpg?v=1766714446 Filter King 16x21x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 20.5 x .75″ Filter King 16x21x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 20.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x12x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-11-5-x-75-fb12x12-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/63.1.jpg?v=1766714660 Filter King 12x12x1 Air Filter | 6-PACK | MERV 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https://cdn.shopify.com/s/files/1/0697/4780/2407/files/65.1.jpg?v=1766715071 Filter King 18x22x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 21.5 x .75″ – FB18X22 – 6 Filter King 18x22x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 21.5 x .75″ – FB18X22 – 6 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x27x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-26-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/66.1.jpg?v=1766715426 Filter King 27x27x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 26.5 x .75″ Filter King 27x27x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 26.5 x .75″ WholesaleHVACDirect 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Actual Size: 28 x 54 x .75″ Filter King 28x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 54 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x27x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-26-5-x-1-75-fb27x27x2-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/84.1.jpg?v=1766720302 Filter King 27x27x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 26.5 x 1.75″ – FB27X27X2 – 6 Filter King 27x27x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 26.5 x 1.75″ – FB27X27X2 – 6 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-21-5-0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-21-5-x-0-5 2026-06-04T17:10:28-04:00 daily 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MADE IN USA | Actual Size: 27 x 50.5 x .75″ – FK27x50.5x1A-M8 -4 Filter King 27×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 50.5 x .75″ – FK27x50.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-25-21-25-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-25-x-21-25-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19.5X21X2-1-1_d58ab9f2-95ab-4473-b935-f8e7e04d4669.jpg?v=1766720578 Filter King 19.25×21.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.25 x 21.25 x 1.75 Filter King 19.25×21.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.25 x 21.25 x 1.75 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x36x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-35-5-x-75-fb20x36-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/86.1.jpg?v=1766720656 Filter King 20x36x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 35.5 x .75″ – FB20X36 – 6 Filter King 20x36x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 35.5 x .75″ – FB20X36 – 6 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5x46x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-46-x-75-fk23-5x46x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/i_7afb31d3-9e3b-494e-92e5-e3b26de0b7a1.jpg?v=1766720778 Filter King 23.5x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 46 x .75″ – FK23.5x46x1A-M8 -4 Filter King 23.5x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 46 x .75″ – FK23.5x46x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x14x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-13-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/87.1.jpg?v=1766720840 Filter King 14x14x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 13.5 x 1.75″ Filter King 14x14x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 13.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-23-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-23-5-x-75 2026-06-04T17:10:28-04:00 daily 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20x22x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 21.5 x .75″ Visit the Filter King Store WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-21-5-0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-21-5-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19.5X21X2-1-1_b99c9102-c873-4cd2-b899-148d2baba413.jpg?v=1766721265 Filter King 16×21.5×0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 21.5 x 0.5 Filter King 16×21.5×0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 21.5 x 0.5 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x7x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-7-x-75-fk27x7x1a-m8-4 2026-06-04T17:10:28-04:00 daily 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x .75″ Filter King 25x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 55 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15x20x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-19-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/91.1.jpg?v=1766721732 Filter King 15x20x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 19.5 x 1.75″ Filter King 15x20x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 19.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-45-5-1-air-filter-4-pack-merv-8-actual-size-24-x-45-5-x-75-fk24x45-5x1a-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/24x45.5x1-1.webp?v=1766721828 Filter King 24×45.5×1 Air Filter 4-PACK MERV 8 Actual Size 24 x 45.5 x .75″ – FK24x45.5x1A-M8 -4 Filter King 24×45.5×1 Air Filter 4-PACK MERV 8 Actual Size 24 x 45.5 x .75″ – FK24x45.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5x33x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-33-x-75-fk24-5x33x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/n.avif?v=1766722007 Filter King 24.5x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 33 x .75″ – FK24.5x33x1A-M8 -4 Filter King 24.5x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 33 x .75″ – FK24.5x33x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x24x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-23-5-x-75-fb10x24-6 2026-06-04T17:10:28-04:00 daily 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| 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 39.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-42-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-42-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/93.1.jpg?v=1766722113 Filter King 30.5×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 42.5 x .75″ Filter King 30.5×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 42.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-37-5-1-air-filter-4-pack-merv-8-actual-size-25-x-37-5-x-75-filter-king-25-37-5-1-air-filter-4-pack-merv-8-actual-size-25-x-37-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25x37.5.webp?v=1766722284 Filter King 25×37.5×1 Air Filter 4-PACK MERV 8 Actual Size 25 x 37.5 x .75″ – Filter King 25×37.5×1 Air Filter 4-PACK MERV 8 Actual Size 25 x 37.5 x .75″ Filter King 25×37.5×1 Air Filter 4-PACK MERV 8 Actual Size 25 x 37.5 x .75″ – Filter King 25×37.5×1 Air Filter 4-PACK MERV 8 Actual Size 25 x 37.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x14x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-13-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/94.1.jpg?v=1766722293 Filter King 10x14x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 13.5 x .75″ Filter King 10x14x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 13.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-62-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-62-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/z_fbba04f7-d4d4-4d17-95a3-d5e328ee3874.jpg?v=1766722381 Filter King 30×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 62.5 x .75″ Filter King 30×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 62.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x23x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-22-5-x-75-fb20x23-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/95.1.jpg?v=1766722540 Filter King 20x23x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 22.5 x .75″ – FB20X23 – 6 Filter King 20x23x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 22.5 x .75″ – FB20X23 – 6 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-17-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-17-5-x-75-fk22-5-17-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22.5x17.5x1.jpg?v=1766722586 Filter King 22.5×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 17.5 x .75″ – FK22.5×17.5x1A-M8 -4 Filter King 22.5×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 17.5 x .75″ – FK22.5×17.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-11-5-29-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-29-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK11.5x29.5x1A-M8-4_ab11617b-e01a-462b-b549-65a9944ab34c.jpg?v=1766722591 Filter King 11.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 29.5 x .75″ Filter King 11.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 29.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x23x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-23-x-75-fk27x23x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/x_ee6ea515-f053-487b-86d1-e97403eba355.jpg?v=1766722645 Filter King 27x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 23 x .75″ – FK27x23x1A-M8 -4 Filter King 27x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 23 x .75″ – FK27x23x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-47-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-47-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/96.1.jpg?v=1766722747 Filter King 22×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 47.5 x .75″ Filter King 22×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 47.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-air-filters-15-30-75-2-12-pack-merv-8-hvac-pleated-ac-furnace-filters-actual-size-11-5-x-15-5-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19.5X21X2-1-1_ec949934-0f31-4c1e-8666-e95bb37b8508.jpg?v=1766722834 Filter King Air Filters | 15×30.75×2 | 12-PACK | MERV 8 HVAC Pleated AC Furnace Filters | Actual Size 11.5 x 15.5 x 1.75″ Filter King Air Filters | 15×30.75×2 | 12-PACK | MERV 8 HVAC Pleated AC Furnace Filters | Actual Size 11.5 x 15.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-23-25-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-23-25-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19.5X21X2-1-1_04c4c2e5-fb8f-4683-8b00-135eb63fc07d.jpg?v=1766723016 Filter King 21.5×23.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 23.25 x 1.75″ Filter King 21.5×23.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 23.25 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-25-29-25-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-25-x-29-25-x-75 2026-06-04T17:10:28-04:00 daily 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MADE IN USA | Actual Size: 13 x 18 x 1.75″ Filter King 13x18x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 18 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-8x30x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-7-5-x-29-5-x-1-75-fb08x30x2-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/97.1.jpg?v=1766723642 Filter King 8x30x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7.5 x 29.5 x 1.75″ – FB08X30X2 – 6 Filter King 8x30x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7.5 x 29.5 x 1.75″ – FB08X30X2 – 6 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x25x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-24-5-x-75-fb20x25-6 2026-06-04T17:10:28-04:00 daily 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https://hvacdirect.store/products/filter-king-17x20x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-19-5-x-1-75-fb17x20x2-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/99.1.jpg?v=1766724035 Filter King 17x20x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 19.5 x 1.75″ – FB17X20X2 – 6 Filter King 17x20x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 19.5 x 1.75″ – FB17X20X2 – 6 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-5x22x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-22-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19.5X21X2-1-1_f88c3254-5f6f-40a1-899e-9c534f942693.jpg?v=1766724050 Filter King 16.5x22x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA 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Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 11.5 x .75″ – FK18x11.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x27x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-27-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19.5X21X2-1-1_e44ce75e-543c-4ae8-ba4e-6ecc033bf551.jpg?v=1766724758 Filter King 19x27x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 27 x 0.5″ Filter King 19x27x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 27 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5x7x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-7-x-75-fk18-5x7x1a-m8-4-product-information-form 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/18.5x7x1-1.jpg?v=1766724879 Filter King 18.5x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 7 x .75″ – FK18.5x7x1A-M8 -4 Product Information Form Filter King 18.5x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 7 x .75″ – FK18.5x7x1A-M8 -4 Product Information Form WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x24x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-23-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/3.1.jpg?v=1766724904 Filter King 18x24x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75″ Filter King 18x24x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x .75″ WholesaleHVACDirect 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Filters | MADE IN USA | Actual Size: 22.5 x 39 x .75″ – FK22.5x39x1A-M8 -4 Filter King 22.5x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 39 x .75″ – FK22.5x39x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-59-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-59-5-x-75-fk19-5-59-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19.5x59.5x1.jpg?v=1766725084 Filter King 19.5×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 59.5 x .75″ – FK19.5×59.5x1A-M8 -4 Filter King 19.5×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 59.5 x .75″ – FK19.5×59.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14-5x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-19-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/14.5x19x1-1.jpg?v=1766725095 Filter King 14.5x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 19 x .75″ Filter King 14.5x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 19 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-52-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-52-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/4.1.webp?v=1766725126 Filter King 28×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 52.5 x .75″ Filter King 28×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC 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https://hvacdirect.store/products/filter-king-22-5-63-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-63-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/CC_959131b2-9b44-485d-ac5a-ad2228209f6f.jpg?v=1766725377 Filter King 22.5×63.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 63.5 x .75″ Filter King 22.5×63.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 63.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-44-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-44-5-x-75-fk19x44-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19x44.5x1-1.jpg?v=1766725448 Filter King 19×44.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 44.5 x .75″ – FK19x44.5x1A-M8 -4 Filter King 19×44.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 44.5 x .75″ – FK19x44.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x22x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-22-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19.5X21X2-1-1_0a8ad157-a3d2-44e6-a03f-c53de8366ed8.jpg?v=1766725542 Filter King 16x22x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 22 x 1.75″ Filter King 16x22x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 22 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x36x2-air-filters-6-pack-merv-8-hvac-pleated-ac-furnace-filters-protection-against-mold-and-pollen-allergen-reduction-increases-air-quality-1 2026-06-04T17:10:28-04:00 daily 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WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-17-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-17-5-x-75-fk23x17-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_7eb4f9bf-2106-4e70-bce5-4a37ad8543d1.jpg?v=1766725749 Filter King 23×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 17.5 x .75″ – FK23x17.5x1A-M8 -4 Filter King 23×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 17.5 x .75″ – FK23x17.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x66x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-66-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/7.1.avif?v=1766726043 Filter King 19x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 66 x .75″ Filter King 19x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 66 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x6x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-6-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/14x16x1-1.jpg?v=1766725904 Filter King 14x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 6 x .75″ Filter King 14x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 6 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x36x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5x36x2-1 2026-06-04T17:10:28-04:00 daily 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20 x 21 x 1.75″ Filter King 20x21x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 21 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x24x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-24-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21.5x24x1-1.jpg?v=1766726387 Filter King 21.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 24 x .75″ Filter King 21.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 24 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x55x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-55-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F.avif?v=1766726569 Filter King 18x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 55 x .75″ – Filter King 18x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 55 x .75″ – WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13x18x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-18-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/13x18x1-1.jpg?v=1766726692 Filter King 13x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 18 x .75″ Filter King 13x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 18 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-43-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-43-5-x-75 2026-06-04T17:10:28-04:00 daily 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Size: 22.25 x 25 x .75″ Filter King 22.25x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.25 x 25 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-42-x-75-fk23-5x42x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/GG_bf05ae81-c6e2-4fcc-bf7b-f1dc8cf2794b.jpg?v=1766727016 Filter King 23.5x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 42 x .75″ – FK23.5x42x1A-M8 -4 Filter King 23.5x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 42 x .75″ – FK23.5x42x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-21-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-21-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/9.1.webp?v=1766727073 Filter King 29.5×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 21.5 x .75″ Filter King 29.5×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 21.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x27x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-27-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19.5X21X2-1-1_029baac8-4e42-4d53-bf3f-95200a49f06e.jpg?v=1766727244 Filter King 14x27x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 27 x 1.75″ Filter King 14x27x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 27 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x30x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-29-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/10.1_2a4cd0ee-2a92-48a2-b9b1-75d070b1f79e.jpg?v=1766727292 Filter King 16x30x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 29.5 x 1.75″ Filter King 16x30x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 29.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-24-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-24-5-x-75-fk24-5-24-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FF_42cb43e1-f2fc-4ac4-8d69-be5a4e512976.jpg?v=1766727434 Filter King 24.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 24.5 x .75″ – FK24.5×24.5x1A-M8 -4 Filter King 24.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 24.5 x .75″ – FK24.5×24.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-26-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-26-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/11.1.jpg?v=1766727488 Filter King 21×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 26.5 x .75″ Filter King 21×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 26.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x40x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-39-5-x-76 2026-06-04T17:10:28-04:00 daily https://hvacdirect.store/products/filter-king-20x40x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-39-5-x-77 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/12.1_28d3c58f-935c-4465-a533-52b3827071b8.jpg?v=1766727747 Filter King 20x40x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 39.5 x .75″ Filter King 20x40x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 39.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-38-21-38-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-38-x-21-38-x-75-z 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB16.38X21.38A-4-2.jpg?v=1766727773 Filter King 16.38×21.38×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.38 x 21.38 x .75″Z Filter King 16.38×21.38×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.38 x 21.38 x .75″Z WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-42-x-75-fk28-5x42x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/H_8ecea2cd-fc41-4261-8048-4c4e504138a3.jpg?v=1766727785 Filter King 28.5x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 42 x .75″ – FK28.5x42x1A-M8 -4 Filter King 28.5x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 42 x .75″ – FK28.5x42x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x35x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-35-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/13.1_faf62661-85f3-4bba-9773-e624ffffd0eb.webp?v=1766727957 Filter King 28x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 35 x .75″ Filter King 28x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 35 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x20x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-19-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/14.1_68d9a3f9-2f44-4dda-8a52-c60e15b551a8.jpg?v=1766728129 Filter King 10x20x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 19.5 x 1.75″ Filter King 10x20x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 19.5 x 1.75″ WholesaleHVACDirect 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Actual Size: 18 x 45.5 x .75″ Filter King 18×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 45.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x18x2-air-filters-6-pack-merv-8-hvac-pleated-ac-furnace-filters-protection-against-mold-and-pollen-allergen-reduction-increases-air-quality-1 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/16.1_2a670875-37cf-4326-bb5f-e259cbc94d55.jpg?v=1766729648 Filter King 18x18x2 Air Filters | 6 Pack | MERV 8 HVAC Pleated AC Furnace Filters, Protection Against Mold and Pollen, Allergen Reduction, Increases Air Quality Filter King 18x18x2 Air Filters | 6 Pack | MERV 8 HVAC Pleated AC Furnace Filters, Protection Against Mold and Pollen, Allergen Reduction, Increases Air Quality WholesaleHVACDirect 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daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17.1_6f0085ad-2c88-445e-a0fb-aee63b94dfc6.jpg?v=1766730074 Filter King 10x24x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 24 x 1.75″ Filter King 10x24x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 24 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-40-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-40-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/KK_929c49b0-e686-404c-963b-37d2406c14a9.jpg?v=1766730196 Filter King 30×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 40.5 x .75″ Filter King 30×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 40.5 x .75″ WholesaleHVACDirect 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| MADE IN USA | Actual Size: 19 x 58.5 x .75″ Filter King 19×58.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 58.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-19-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-19-5-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19.5x19.5x2A-M8-4_b6a23e52-524e-411d-9bdd-ad609850095f.jpg?v=1766730526 Filter King 19.5×19.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 19.5 x 1.75″ Filter King 19.5×19.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 19.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-20-x-76 2026-06-04T17:10:28-04:00 daily 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https://hvacdirect.store/products/filter-king-19-5-54-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-54-5-x-75-fk19-5-54-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/CC.avif?v=1766734326 Filter King 19.5×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 54.5 x .75″ – FK19.5×54.5x1A-M8 -4 Filter King 19.5×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 54.5 x .75″ – FK19.5×54.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-25-13-25-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-25-x-13-25-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_1e535841-6e75-4ae9-87e6-546edd02a92d.jpg?v=1766734250 Filter King 13.25×13.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.25 x 13.25 x 1.75″ Filter King 13.25×13.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.25 x 13.25 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-29-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-29-5-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK29.5x29.5x2A-M8-4_ab9500c4-1780-4627-a510-5db0c5ae568a.jpg?v=1766734525 Filter King 29.5×29.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 29.5 x 1.75″ Filter King 29.5×29.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 29.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x36x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-35-5-x-76 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23.25 x 29.25 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-air-filters-20-75-21-75-1-4-pack-merv-8-hvac-pleated-ac-furnace-filters-air-purifier-replacement-filters-for-clean-healthy-fresh-environment-made-in-usa 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB20.75X21.75A-4_10d92877-5f71-4aa3-a27f-515d5e4bb551.jpg?v=1766734999 Filter King Air Filters 20.75×21.75×1 | 4-PACK | MERV 8 HVAC Pleated AC Furnace Filters | Air Purifier | Replacement Filters for Clean, Healthy & Fresh Environment | MADE IN USA Filter King Air Filters 20.75×21.75×1 | 4-PACK | MERV 8 HVAC Pleated AC Furnace Filters | Air Purifier | Replacement Filters for Clean, Healthy & Fresh Environment | MADE IN USA WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-15-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-15-5-x-75-4-8-stars-out-of-5-reviews-4-8-5-ratings 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/28.1_aad9cb44-7aff-46ad-bf5e-a00f74f2f6a4.jpg?v=1766735034 Filter King 23.5×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 15.5 x .75″ 4.8 stars out of 5 reviews (4.8)| 5 ratings Filter King 23.5×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 15.5 x .75″ 4.8 stars out of 5 reviews (4.8)| 5 ratings WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-21-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-21-5-x-75-fk28x21-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_5558c47d-5798-4668-981b-19b26fd9b131.jpg?v=1766735081 Filter King 28×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 21.5 x .75″ – FK28x21.5x1A-M8 -4 Filter King 28×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 21.5 x .75″ – FK28x21.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x24x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-23-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/29.1_2137a2e6-42b5-4941-b6ff-c06fde25633d.jpg?v=1766735360 Filter King 18x24x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x 1.75″ Filter King 18x24x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-17-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-17-5-x-75 2026-06-04T17:10:28-04:00 daily 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23.5 x 35.5 x .75″ Filter King 24x36x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 35.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-24-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-24-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK18.5x24.5x1A-M8-4_fc9fc3ff-0c15-4e64-b80f-49725c325d44.jpg?v=1766736051 Filter King 18.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 24.5 x .75″ Filter King 18.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 24.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x43x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-43-x-76 2026-06-04T17:10:28-04:00 daily 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https://hvacdirect.store/products/filter-king-8x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-8-x-14-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB08X14A-4_0e8a24c9-aaf7-4251-9d49-74a155d6c2de.jpg?v=1766736302 Filter King 8x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8 x 14 x .75″ Filter King 8x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8 x 14 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-14-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-14-5-x-75-fk21-5-14-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_2555c0cc-1458-4bfe-952b-9b527829f4c3.jpg?v=1766736605 Filter King 21.5×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 14.5 x .75″ – FK21.5×14.5x1A-M8 -4 Filter King 21.5×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 14.5 x .75″ – FK21.5×14.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-11-5-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-19-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK11.5x19.5x1A-M8-4-1-1.jpg?v=1766736657 Filter King 11.5×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 19.5 x .75″ Filter King 11.5×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 19.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-7-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-7-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FF.webp?v=1766737036 Filter King 29×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 7.5 x .75″ Filter King 29×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 7.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-25-21-25-0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-25-x-21-25-x-0-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_7bebfb4c-5caa-48dd-9414-8e1283553830.jpg?v=1766737126 Filter King 16.25×21.25×0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.25 x 21.25 x 0.5″ Filter King 16.25×21.25×0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.25 x 21.25 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x25x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-24-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/32.1_d6ea94f6-12eb-4822-a41d-46276b407315.jpg?v=1766737387 Filter King 14x25x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 24.5 x 1.75″ Filter King 14x25x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 24.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-54-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-54-5-x-75-fk22x54-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I.avif?v=1766737722 Filter King 22×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 54.5 x .75″ – FK22x54.5x1A-M8 -4 Filter King 22×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 54.5 x .75″ – FK22x54.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x25x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-24-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/33.1_13f400d6-e4ec-4878-b260-d8544352a7f0.jpg?v=1766737620 Filter King 18x25x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 24.5 x .75″ Filter King 18x25x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 24.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x12x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-12-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/34.1.webp?v=1766737970 Filter King 26x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 12 x .75″ Filter King 26x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 12 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-43-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-43-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/II_3431e7f5-189c-45da-8d82-82ac36d8127c.webp?v=1766737977 Filter King 26.5×43.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 43.5 x .75″ Filter King 26.5×43.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 43.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x20x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-19-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/35.1_8d35a25c-d120-4cdf-ae82-9872357c481c.jpg?v=1766738456 Filter King 12x20x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 19.5 x .75″ Filter King 12x20x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 19.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-51-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-51-5-x-75-fk28x51-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/H_baf54f56-36e1-422a-8cd4-d5e89f71ee34.jpg?v=1766738572 Filter King 28×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 51.5 x .75″ – FK28x51.5x1A-M8 -4 Filter King 28×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 51.5 x .75″ – FK28x51.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x24x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-23-5-x-75-fb20x24-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/36.1_355089f4-2089-44c4-8747-5c3ce4a981f4.jpg?v=1766738652 Filter King 20x24x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 23.5 x .75″ – FB20X24 – 6 Filter King 20x24x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 23.5 x .75″ – FB20X24 – 6 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-54-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-54-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/HH_c485b317-5ae2-42d9-81b6-621ac1adb5e2.jpg?v=1766738844 Filter King 30.5×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 54.5 x .75″ Filter King 30.5×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 54.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-52-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-52-5-x-75-fk29-5-52-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/29.5x52.5x1-1.png?v=1766738904 Filter King 29.5×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 52.5 x .75″ – FK29.5×52.5x1A-M8 -4 Filter King 29.5×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 52.5 x .75″ – FK29.5×52.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x25x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-24-5-x-75-fb14x25-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/37.1_4768bba5-39ae-456e-b8e1-d7713571d2e2.jpg?v=1766738946 Filter King 14x25x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 24.5 x .75″ – FB14X25 – 6 Filter King 14x25x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 24.5 x .75″ – FB14X25 – 6 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-40-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-40-5-x-75-fk22x40-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22x40.5x1-1.png?v=1766739107 Filter King 22×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 40.5 x .75″ – FK22x40.5x1A-M8 -4 Filter King 22×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 40.5 x .75″ – FK22x40.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-50-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-50-5-x-75-fk24x50-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/K_130c7f57-d7f2-438a-9eda-6484e6972ec3.jpg?v=1766739122 Filter King 24×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 50.5 x .75″ – FK24x50.5x1A-M8 -4 Filter King 24×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 50.5 x .75″ – FK24x50.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x22x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-88-x-21-88-x-1-75-fb22x22x2-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/38.1_c4413c7f-1c7d-4739-89fc-5c9150667b2d.jpg?v=1766739217 Filter King 22x22x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.88 x 21.88 x 1.75″ – FB22X22X2 -6 Filter King 22x22x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.88 x 21.88 x 1.75″ – FB22X22X2 -6 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-25-15-25-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-25-x-15-25-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_56c1bcdf-49df-4439-a9d5-eb3d3b445318.jpg?v=1766739265 Filter King 15.25×15.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.25 x 15.25 x 1.75″ Filter King 15.25×15.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.25 x 15.25 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x49x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-49-x-75-fk19x49x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19x49x1-1.avif?v=1766739499 Filter King 19x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 49 x .75″ – FK19x49x1A-M8 -4 Filter King 19x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 49 x .75″ – FK19x49x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x13x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-13-x-75-fk17x13x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17x13x1-1.jpg?v=1766739479 Filter King 17x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 13 x .75″ – FK17x13x1A-M8 -4 Filter King 17x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 13 x .75″ – FK17x13x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-11-5-11-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-11-5-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_eef55ecc-72a5-4ab3-9f0f-9eeda7de48c2.jpg?v=1766739467 Filter King 11.5×11.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 11.5 x 1.75″ Filter King 11.5×11.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 11.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x18x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-18-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/KK_75d7af46-e14b-4612-9048-2eb6eda4c221.jpg?v=1766739473 Filter King 24x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 18 x .75″ Filter King 24x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 18 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x20x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-19-5-x-1-75-fb20x20x2-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/39.1_9c8afc49-b604-45fc-9131-bc956d22ba39.jpg?v=1766739538 Filter King 20x20x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 19.5 x 1.75″ – FB20X20X2 – 6 Filter King 20x20x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 19.5 x 1.75″ – FB20X20X2 – 6 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x18x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-18-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_fcb97820-5a0d-4e9e-9d42-1d83272215b7.jpg?v=1766739681 Filter King 16x18x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 18 x 0.5″ Filter King 16x18x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 18 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-60-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-60-5-x-75-fk19x60-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19x60.5x1-1.jpg?v=1766739699 Filter King 19×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 60.5 x .75″ – FK19x60.5x1A-M8 -4 Filter King 19×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 60.5 x .75″ – FK19x60.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-52-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-52-5-x-75-fk22-5-52-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/L.avif?v=1766739911 Filter King 22.5×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 52.5 x .75″ – FK22.5×52.5x1A-M8 -4 Filter King 22.5×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 52.5 x .75″ – FK22.5×52.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x20x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-19-5-x-75-fb18x20-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/40.1_9d3e5de2-da52-4a7f-8f32-edbdd9c0d38c.jpg?v=1766739750 Filter King 18x20x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 19.5 x .75″ – FB18X20 – 6 Filter King 18x20x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 19.5 x .75″ – FB18X20 – 6 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x28x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-27-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_d58dd314-e728-4cb5-950b-6258c9acdab7.jpg?v=1766739917 Filter King 14x28x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 27.5 x 1.75″ Filter King 14x28x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 27.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5x27x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-27-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_ae521417-f1ab-4b08-a3f3-6f91f0ad195c.jpg?v=1766740145 Filter King 30.5x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 27 x .75″ Filter King 30.5x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 27 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-24-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-24-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK24.5x24.5x1A-M8-5-1_3d55b2fc-59ba-4377-a1f6-ab92dc8ba16c.jpg?v=1766740162 Filter King 24.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 24.5 x .75″ Filter King 24.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 24.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-75x21x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-75-x-21-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_345e5b8f-1df0-49e6-bb96-f6ee6aca9040.jpg?v=1766740384 Filter King 19.75x21x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.75 x 21 x 1.75″ Filter King 19.75x21x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.75 x 21 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-35-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-35-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/AA_4824d46c-f7d0-486e-8d4e-6f0611617119.jpg?v=1766740461 Filter King 17×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 35.5 x .75″ Filter King 17×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 35.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12-5-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-19-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK12.5x19.5x1A-M8-4-1_9bcb0928-7445-4671-9dc9-030a128ea79d.jpg?v=1766740628 Filter King 12.5×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 19.5 x .75″ Filter King 12.5×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 19.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-15-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-15-5-x-75-fk21x15-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_5602a3a0-3b11-4598-9cab-398d6fc07000.jpg?v=1766740712 Filter King 21×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 15.5 x .75″ – FK21x15.5x1A-M8 -4 Filter King 21×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 15.5 x .75″ – FK21x15.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-4-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-4-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/BB_b102a6f7-7d15-40cf-9e81-db2a29c3335e.jpg?v=1766741002 Filter King 27×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 4.5 x .75″ Filter King 27×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 4.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5x17x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-17-x-75-fk23-5x17x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C.png?v=1766741294 Filter King 23.5x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 17 x .75″ – FK23.5x17x1A-M8 -4 Filter King 23.5x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 17 x .75″ – FK23.5x17x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/CC.webp?v=1766741618 Filter King 28x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 5 x .75″ Filter King 28x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5x18x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-18-x-75-fk17-5x18x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_e197af11-5e69-4c48-8b16-c7d7ee95bde7.jpg?v=1766742026 Filter King 17.5x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 18 x .75″ – FK17.5x18x1A-M8 -4 Filter King 17.5x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 18 x .75″ – FK17.5x18x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-53-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-53-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_4a54b126-cf7d-4eea-9329-80ef0114dacf.webp?v=1766742596 Filter King 19.5×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 53.5 x .75″ Filter King 19.5×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 53.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-25-x-75-fk22-5x25x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/EE.webp?v=1766742932 Filter King 22.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 25 x .75″ – FK22.5x25x1A-M8 -4 Filter King 22.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 25 x .75″ – FK22.5x25x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x34x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-34-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_8727de7b-3cfe-4323-b0e4-0abb2905a0b5.jpg?v=1766743279 Filter King 20.5x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 34 x .75″ Filter King 20.5x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 34 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-14-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-14-5-x-75-fk23x14-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/23x14.5x1-1.png?v=1766743898 Filter King 23×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 14.5 x .75″ – FK23x14.5x1A-M8 -4 Filter King 23×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 14.5 x .75″ – FK23x14.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-41-5-1-air-filter-4-pack-merv-8-actual-size-25-x-41-5-x-75-fk25x41-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25x41.5x1-1.webp?v=1766744125 Filter King 25×41.5×1 Air Filter 4-PACK MERV 8 Actual Size 25 x 41.5 x .75″ – FK25x41.5x1A-M8 -4 Filter King 25×41.5×1 Air Filter 4-PACK MERV 8 Actual Size 25 x 41.5 x .75″ – FK25x41.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-41-5-1-air-filter-4-pack-merv-8-actual-size-25-x-41-5-x-75-fk25x41-5x1a-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25x41.5x1-1_b9e80472-05be-4363-a807-5d7865c8fdb8.webp?v=1766744550 Filter King 25×41.5×1 Air Filter 4-PACK MERV 8 Actual Size 25 x 41.5 x .75″ – FK25x41.5x1A-M8 -4 Filter King 25×41.5×1 Air Filter 4-PACK MERV 8 Actual Size 25 x 41.5 x .75″ – FK25x41.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-50-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-50-5-x-75-fk30-5-50-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/30.5x50.5x1-1.jpg?v=1766744790 Filter King 30.5×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 50.5 x .75″ – FK30.5×50.5x1A-M8 -4 Filter King 30.5×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 50.5 x .75″ – FK30.5×50.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-58-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-58-5-x-75-fk22-5-58-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22.5x58.5x1-1.jpg?v=1766744978 Filter King 22.5×58.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 58.5 x .75″ – FK22.5×58.5x1A-M8 -4 Filter King 22.5×58.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 58.5 x .75″ – FK22.5×58.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-20-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-20-5-x-75-fk24-5-20-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/24.5x20.5x1-2.png?v=1766745455 Filter King 24.5×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 20.5 x .75″ – FK24.5×20.5x1A-M8 -4 Filter King 24.5×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 20.5 x .75″ – FK24.5×20.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-9-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-9-5-x-75-fk30-5-9-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/30.5x9.5x1-1.jpg?v=1766745775 Filter King 30.5×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 9.5 x .75″ – FK30.5×9.5x1A-M8 -4 Filter King 30.5×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 9.5 x .75″ – FK30.5×9.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-19-x-75-fk23x19x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/30.5x50.5x1-1_b7b2dffd-94e9-4619-9c5d-ba9f1e9facbc.jpg?v=1766746610 Filter King 23x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 19 x .75″ – FK23x19x1A-M8 -4 Filter King 23x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 19 x .75″ – FK23x19x1A-M8 -4 WholesaleHVACDirect 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Actual Size: 24 x 32.5 x .75″ – FK24x32.5x1A-M8 -4 Filter King 24×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 32.5 x .75″ – FK24x32.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-47-5-1-air-filter-4-pack-merv-8-actual-size-19-5-x-47-5-x-75-fk19-5-47-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19.5x47.5x1-2.webp?v=1766747504 Filter King 19.5×47.5×1 Air Filter 4-PACK MERV 8 Actual Size 19.5 x 47.5 x .75″ – FK19.5×47.5x1A-M8 -4 Filter King 19.5×47.5×1 Air Filter 4-PACK MERV 8 Actual Size 19.5 x 47.5 x .75″ – FK19.5×47.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-28-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-28-5-x-75-fk20x28-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/20x28.5x1-1.avif?v=1766748414 Filter King 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8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 54.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x4x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-4-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22x4x1_1.webp?v=1766750320 Filter King 22x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 4 x .75″ Filter King 22x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 4 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-32-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-32-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/24.5x32.5x1.webp?v=1766751002 Filter King 24.5×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 32.5 x .75″ Filter King 24.5×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 32.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x44x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-44-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17x44.jpg?v=1766751188 Filter King 17x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 44 x .75″ Filter King 17x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 44 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-63-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-63-5-x-75 2026-06-04T17:10:28-04:00 daily 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4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 38.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-13-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-13-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19x13.webp?v=1766752119 Filter King 19.5×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 13.5 x .75″ Filter King 19.5×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 13.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-16-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-16-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/26x16.jpg?v=1766752333 Filter King 26.5×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 16.5 x .75″ Filter King 26.5×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 16.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-60-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-60-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/30x60.webp?v=1766752582 Filter King 30×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 60.5 x .75″ Filter King 30×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 60.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x40x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-40-x-75 2026-06-04T17:10:28-04:00 daily 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https://hvacdirect.store/products/filter-king-22-51-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-51-5-x-75-fk22x51-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22x51.5x1.avif?v=1766754998 Filter King 22×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 51.5 x .75″ – FK22x51.5x1A-M8 -4 Filter King 22×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 51.5 x .75″ – FK22x51.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-8-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-8-5-x-75-fk22-5-8-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22.5x8.5x1.avif?v=1766755221 Filter King 22.5×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 8.5 x .75″ – FK22.5×8.5x1A-M8 -4 Filter King 22.5×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 8.5 x .75″ – FK22.5×8.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-5-x-75-fk22-5x5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22.5x5x1.avif?v=1766755540 Filter King 22.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 5 x .75″ – FK22.5x5x1A-M8 -4 Filter King 22.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 5 x .75″ – FK22.5x5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x53x1-air-filter-4-pack-merv-8-actual-size-26-x-53-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2653.webp?v=1766756012 Filter King 26x53x1 Air Filter 4-PACK MERV 8 Actual Size 26 x 53 x .75″ Filter King 26x53x1 Air Filter 4-PACK MERV 8 Actual Size 26 x 53 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x47x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-47-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2847.jpg?v=1766756258 Filter King 28.5x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 47 x .75″ Filter King 28.5x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 47 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x53x1-air-filter-4-pack-merv-8-actual-size-26-x-53-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2653-1.webp?v=1766756447 Filter King 26x53x1 Air Filter 4-PACK MERV 8 Actual Size 26 x 53 x .75″ Filter King 26x53x1 Air Filter 4-PACK MERV 8 Actual Size 26 x 53 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-9-x-75-fk22-5x9x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22.5x9.avif?v=1766756867 Filter King 22.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 9 x .75″ – FK22.5x9x1A-M8 -4 Filter King 22.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 9 x .75″ – FK22.5x9x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5x55x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-55-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/1855-1.webp?v=1766756805 Filter King 18.5x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 55 x .75″ Filter King 18.5x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 55 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-42-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-42-5-x-75-fk24-5-42-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/24421.png?v=1766756987 Filter King 24.5×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 42.5 x .75″ – FK24.5×42.5x1A-M8 -4 Filter King 24.5×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 42.5 x .75″ – FK24.5×42.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-19-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2519-1.webp?v=1766757190 Filter King 25×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 19.5 x .75″ Filter King 25×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 19.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-5-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-5-5-x-75-fk21-5-5-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2155.avif?v=1766757650 Filter King 21.5×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 5.5 x .75″ – FK21.5×5.5x1A-M8 -4 Filter King 21.5×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 5.5 x .75″ – FK21.5×5.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-52-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-52-5-x-75-fk17-5-52-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17521.jpg?v=1766757692 Filter King 17.5×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 52.5 x .75″ – FK17.5×52.5x1A-M8 -4 Filter King 17.5×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 52.5 x .75″ – FK17.5×52.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x16x1-air-filter-6-pack-merv-13-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-15-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/16x1.jpg?v=1766758003 Filter King 16x16x1 Air Filter | 6-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 15.5 x .75″ Filter King 16x16x1 Air Filter | 6-PACK | MERV 13 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 15.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x23x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-23-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2123.jpg?v=1766758155 Filter King 21x23x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 23 x .75″ Filter King 21x23x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 23 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x21x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-21-x-1-75-fb21x21x2-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/41.1_b94690b6-9763-4b57-bdf8-f6dff089fede.jpg?v=1766774066 Filter King 21x21x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 21 x 1.75″ – FB21X21X2 -6 Filter King 21x21x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 21 x 1.75″ – FB21X21X2 -6 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-43-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-43-5-x-75-fk22x43-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/a_efa97a65-6990-4fb2-97fb-18a74c44be1f.webp?v=1766774137 Filter King 22×43.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 43.5 x .75″ – FK22x43.5x1A-M8 -4 Filter King 22×43.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 43.5 x .75″ – FK22x43.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x25x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-24-5-x-1-75-fb25x25x2-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/42.1.jpg?v=1766774244 Filter King 25x25x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 24.5 x 1.75″ – FB25X25X2 – 6 Filter King 25x25x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 24.5 x 1.75″ – FB25X25X2 – 6 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-42-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-42-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/aa_bc9eabcb-9a94-42c9-8de2-e8a737524297.jpg?v=1766774429 Filter King 21.5×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 42.5 x .75″ Filter King 21.5×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 42.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x20x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-19-5-x-1-75-fb14x20x2-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/43.2_e4d080ce-b20d-4693-9e7c-789ec93b81c6.jpg?v=1766774446 Filter King 14x20x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 19.5 x 1.75″ – FB14X20X2 – 6 Filter King 14x20x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 19.5 x 1.75″ – FB14X20X2 – 6 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15x20x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-19-5-x-75-fb15x20-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/44.1_00865156-05f3-4b4a-8616-9f573dee422f.jpg?v=1766774602 Filter King 15x20x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 19.5 x .75″ – FB15X20 -6 Filter King 15x20x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 19.5 x .75″ – FB15X20 -6 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5x5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-5-x-75-fk17-5x5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/b.avif?v=1766774847 Filter King 17.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 5 x .75″ – FK17.5x5x1A-M8 -4 Filter King 17.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 5 x .75″ – FK17.5x5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x27x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-26-5-x-75-fb12x27-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/45.1_9e4a9cd7-ecf7-4eff-ae30-dbb2dcc6712a.jpg?v=1766774767 Filter King 12x27x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 26.5 x .75″ – FB12X27 -6 Filter King 12x27x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 26.5 x .75″ – FB12X27 -6 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-59-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-59-5-x-75-fk21x59-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/bb_625e3262-2168-4f77-9366-cd66be4335c2.jpg?v=1766774917 Filter King 21×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 59.5 x .75″ – FK21x59.5x1A-M8-4 Filter King 21×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 59.5 x .75″ – FK21x59.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-29-x-75-fk23x29x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/46.1_7760c995-bc51-41a2-90b1-f8f0d73ba902.jpg?v=1766774924 Filter King 23x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 29 x .75″ – FK23x29x1A-M8 -4 Filter King 23x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 29 x .75″ – FK23x29x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x48x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-48-x-75-fk18x48x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/47.1_5496458d-0989-450a-a3f5-e14823dbf33b.jpg?v=1766775152 Filter King 18x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 48 x .75″ – FK18x48x1A-M8 -4 Filter King 18x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 48 x .75″ – FK18x48x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-31-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-31-5-x-75-fk18x31-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/c_93eaa4a1-4f7f-4b9d-82fc-2599a65496d3.jpg?v=1766775219 Filter King 18×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 31.5 x .75″ – FK18x31.5x1A-M8 -4 Filter King 18×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 31.5 x .75″ – FK18x31.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5x11x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-11-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/49.1_1cbebc67-3fff-48e6-ac39-e02b0df12489.webp?v=1766775324 Filter King 18.5x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 11 x .75″ Filter King 18.5x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 11 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-20-x-75-fk19x20x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/cc_20d2f98b-e248-4ee7-8185-8cda6abc7c1d.avif?v=1766775606 Filter King 19x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 20 x .75″ – FK19x20x1A-M8 -4 Filter King 19x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 20 x .75″ – FK19x20x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5x59x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-59-x-75-fk17-5x59x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/50.1.avif?v=1766775709 Filter King 17.5x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 59 x .75″ – FK17.5x59x1A-M8 -4 Filter King 17.5x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 59 x .75″ – FK17.5x59x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x35x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-35-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/51.1_fd672cad-e0ce-4ef3-9e57-360ede70af63.jpg?v=1766775653 Filter King 28.5x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 35 x .75″ Filter King 28.5x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 35 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-30-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-30-5-x-75-fk23x30-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/d.png?v=1766775664 Filter King 23×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 30.5 x .75″ – FK23x30.5x1A-M8 -4 Filter King 23×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 30.5 x .75″ – FK23x30.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-29-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-29-5-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17.5x29.5x2A-M8-4-1_eb0ac6e3-bbac-4a5f-8422-0bdb2137a9a5.jpg?v=1766775712 Filter King 17.5×29.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 29.5 x 1.75″ Filter King 17.5×29.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 29.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-9-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-9-5-x-75-fk26-5-9-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/52.2_1732bf5a-779e-412d-b967-4c229ab19ab1.jpg?v=1766775839 Filter King 26.5×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 9.5 x .75″ – FK26.5×9.5x1A-M8 -4 Filter King 26.5×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 9.5 x .75″ – FK26.5×9.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-54-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-54-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/dd.webp?v=1766775909 Filter King 17×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 54.5 x .75″ Filter King 17×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 54.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-25x26x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-25-x-26-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_9c20a0e7-03bf-4d15-9fda-7c4160874d01.jpg?v=1766775955 Filter King 17.25x26x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.25 x 26 x 1.75″ Filter King 17.25x26x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.25 x 26 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5x11x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-11-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/53.1_7edf80b5-0f61-4d5f-880b-a57f91ad7b34.jpg?v=1766776038 Filter King 23.5x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 11 x .75″ Filter King 23.5x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 11 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-29-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-29-5-2 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_4383e03e-12c0-4543-8924-8b3eb6b5b572.jpg?v=1766776183 Filter King 28×29.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28×29.5×2″ Filter King 28×29.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28×29.5×2″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-30-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/54.1_db340c7f-71e2-47bc-9405-7bc25509f11b.jpg?v=1766776239 Filter King 17.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 30 x .75″ Filter King 17.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 30 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-29-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-29-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/55.1_2839b68f-0bdf-46a4-a7f8-e09a4e0835ba.jpg?v=1766776397 Filter King 28.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 29.5 x .75″ Filter King 28.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 29.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-5-35-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-35-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_c3c69541-65d0-4cd5-8022-cab53961b079.jpg?v=1766776419 Filter King 15.5×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 35.5 x .75″ Filter King 15.5×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 35.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-33-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-33-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/ee_f8e67bd9-bd0c-4ace-8586-4af59bd85442.jpg?v=1766776481 Filter King 24×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 33.5 x .75″ Filter King 24×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 33.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-39-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-39-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/56.1.webp?v=1766776667 Filter King 29.5×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 39.5 x .75″ Filter King 29.5×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 39.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-8x16x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-7-5-x-15-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB08X16-4_b8eda31f-efa4-48dd-b390-1dd689c421f0.jpg?v=1766776767 Filter King 8x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7.5 x 15.5 x .75″ Filter King 8x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7.5 x 15.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x6x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-6-x-75-fk22x6x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/f_1bc06353-b623-4eed-99c0-3a32cceb17ce.jpg?v=1766776786 Filter King 22x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 6 x .75″ – FK22x6x1A-M8 -4 Filter King 22x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 6 x .75″ – FK22x6x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-5-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/57.1_c001c7c1-5e7d-4646-b39d-36bea50b169e.jpg?v=1766776859 Filter King 27×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 5.5 x .75″ Filter King 27×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 5.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-49-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-49-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/58.1_d2d7614e-8a47-454e-bcf8-da2b3dd0b81c.jpg?v=1766777033 Filter King 24.5×49.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 49.5 x .75″ Filter King 24.5×49.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 49.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-29-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-29-5-x-1-75 2026-06-04T17:10:28-04:00 daily 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| Actual Size: 19.5 x 21.5 x 0.5″ Filter King 20x22x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 21.5 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x23x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-23-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_32c80d17-9aaf-4011-a1b7-4af462d8f1c2.jpg?v=1766777412 Filter King 21x23x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 23 x 1.75″ Filter King 21x23x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 23 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5x32x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-32-x-75 2026-06-04T17:10:28-04:00 daily 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https://hvacdirect.store/products/filter-king-13x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-24-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB13X25-4_ed5d67ce-3c6b-4f1e-8b27-27807afc409e.jpg?v=1766777566 Filter King 13x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 24.5 x .75″ Filter King 13x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 24.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-54-5-1-air-filter-4-pack-merv-8-actual-size-28-x-54-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/61.1.webp?v=1766777643 Filter King 28×54.5×1 Air Filter 4-PACK MERV 8 Actual Size 28 x 54.5 x .75″ Filter King 28×54.5×1 Air Filter 4-PACK MERV 8 Actual Size 28 x 54.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x56x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-56-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/l_f0cb456b-e72a-449a-9dc2-14bb9af33c55.jpg?v=1766777688 Filter King 18x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 56 x .75″ Filter King 18x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 56 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x18x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-17-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB12X18-4_99836e79-a4e3-4713-9dc3-bfe577ece5e3.jpg?v=1766777766 Filter King 12x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 17.5 x .75″ Filter King 12x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 17.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-39-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-39-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/62.1_c7ef6d86-cd59-48fe-8195-5003481427d2.jpg?v=1766777848 Filter King 17.5×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 39.5 x .75″ Filter King 17.5×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 39.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x28x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-27-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB10X28-4_dff434ed-29af-4c8e-8f70-69b0b82a40ee.jpg?v=1766777934 Filter King 10x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 27.5 x .75″ Filter King 10x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 27.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-9-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-9-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/ll.webp?v=1766778014 Filter King 26×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 9.5 x .75″ Filter King 26×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 9.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-42-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/63.1_fb31dfbb-8c29-432e-9152-6aedfd9c5192.jpg?v=1766778113 Filter King 19x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 42 x .75″ Filter King 19x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 42 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9-75-23-75-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-75-x-23-75-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_32acfced-ce16-4a37-9852-a1e7584a325c.jpg?v=1766778129 Filter King 9.75×23.75×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.75 x 23.75 x 1.75″ Filter King 9.75×23.75×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.75 x 23.75 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-5-24-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-24-5-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_d9fba51f-8339-493f-9888-ee854e74a0e0.jpg?v=1766778295 Filter King 13.5×24.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 24.5 x 1.75″ Filter King 13.5×24.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 24.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-22-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/64.1_0b486a14-5251-4b7c-8e1f-9afab14010d3.jpg?v=1766778305 Filter King 24.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 22 x .75″ Filter King 24.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 22 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-14-x-75-fk17x14x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/m_e28072ce-3c36-403f-b555-934266e2ea45.jpg?v=1766778314 Filter King 17x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 14 x .75″ – FK17x14x1A-M8 -4 Filter King 17x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 14 x .75″ – FK17x14x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-21-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB20X22-4_b3eb7279-ab5e-4ef2-886d-cbcea4b9529e.jpg?v=1766778481 Filter King 20x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 21.5 x .75″ Filter King 20x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 21.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-51-5-1-air-filter-4-pack-merv-8-actual-size-29-x-51-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/65.1.webp?v=1766778536 Filter King 29×51.5×1 Air Filter 4-PACK MERV 8 Actual Size 29 x 51.5 x .75″ Filter King 29×51.5×1 Air Filter 4-PACK MERV 8 Actual Size 29 x 51.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-21-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-21-5-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_76cdac52-ee3b-45bd-9cb3-1776b8c0672c.jpg?v=1766778614 Filter King 20×21.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 21.5 x 1.75″ Filter King 20×21.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 21.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-63-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-63-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/mm.webp?v=1766778662 Filter King 20.5×63.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 63.5 x .75″ Filter King 20.5×63.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 63.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-8-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/66.1.png?v=1766778703 Filter King 19.5x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 8 x .75″ Filter King 19.5x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 8 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-21-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-21-5-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_0cb73ced-a48f-4354-bf3c-833ad11abc5e.jpg?v=1766778773 Filter King 19×21.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 21.5 x 1.75″ Filter King 19×21.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 21.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x57x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-57-x-75-fk17x57x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/s_94c99f50-a855-4a91-b5f4-a94c7d8d3860.jpg?v=1766778904 Filter King 17x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 57 x .75″ – FK17x57x1A-M8 -4 Filter King 17x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 57 x .75″ – FK17x57x1A-M8 -4 WholesaleHVACDirect 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.75″ Filter King 6x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 9.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x30x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-29-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_32c4e24b-d138-4d1f-9e7a-bec2c8728d89.jpg?v=1766779076 Filter King 24x30x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 29.5 x 1.75″ Filter King 24x30x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 29.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-10-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-10-5-x-75 2026-06-04T17:10:28-04:00 daily 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https://hvacdirect.store/products/filter-king-18-5-14-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-14-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/69.1.webp?v=1766780169 Filter King 18.5×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 14.5 x .75″ Filter King 18.5×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 14.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x25x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-24-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_2d19d218-47c1-4b7c-b56f-2ad75916ffab.jpg?v=1766780311 Filter King 14x25x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 24.5 x 1.75″ Filter 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https://cdn.shopify.com/s/files/1/0697/4780/2407/files/h_d30244cc-fe18-423b-b266-9c390648fd2c.jpg?v=1766780363 Filter King 18.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 9 x .75″ – FK18.5x9x1A-M8 -4 Filter King 18.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 9 x .75″ – FK18.5x9x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-30-5-1-air-filter-4-pack-merv-8-actual-size-22-x-30-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/71.1.webp?v=1766780531 Filter King 22×30.5×1 Air Filter 4-PACK MERV 8 Actual Size 22 x 30.5 x .75″ Filter King 22×30.5×1 Air Filter 4-PACK MERV 8 Actual Size 22 x 30.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x28x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-27-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB14X28-4_f656e3bc-35e8-4617-91d9-886f406e52fa.jpg?v=1766780540 Filter King 14x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 27.5 x .75″ Filter King 14x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 27.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-29-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19x30x1-M8-4_f1faca7c-7871-42f0-b7ab-61d84d6ba44f.jpg?v=1766780631 Filter King 19x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 29.5 x .75″ Filter King 19x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 29.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-29-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/72.1_b25c2237-f55d-4094-94ba-b4e5ce435fdb.jpg?v=1766780641 Filter King 30x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 29 x .75″ Filter King 30x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 29 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-27-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-27-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/p.webp?v=1766780722 Filter King 27×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 27.5 x .75″ Filter King 27×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 27.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x24x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-23-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_32be03bd-0e83-41b7-bf1e-3ba202ad0f5f.jpg?v=1766780799 Filter King 14x24x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 23.5 x 1.75″ Filter King 14x24x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 23.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-39-5-1-air-filter-4-pack-merv-8-actual-size-22-x-39-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/73.1.webp?v=1766780827 Filter King 22×39.5×1 Air Filter 4-PACK MERV 8 Actual Size 22 x 39.5 x .75″ Filter King 22×39.5×1 Air Filter 4-PACK MERV 8 Actual Size 22 x 39.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-30-75-0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-30-75-x-0-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_b58e6a56-ee04-4923-82b8-442552062db6.jpg?v=1766780952 Filter King 23.5×30.75×0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 30.75 x 0.5 Filter King 23.5×30.75×0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 30.75 x 0.5 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-25-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-25-5-x-75-fk24x25-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/74.1.webp?v=1766780980 Filter King 24×25.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 25.5 x .75″ – FK24x25.5x1A-M8 -4 Filter King 24×25.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 25.5 x .75″ – FK24x25.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x55x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-55-x-75-fk29x55x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/AA.avif?v=1766781183 Filter King 29x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 55 x .75″ – FK29x55x1A-M8 -4 Filter King 29x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 55 x .75″ – FK29x55x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x36x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-35-5-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_018c46e5-af50-48d2-8aae-418cd1d069d0.jpg?v=1766781107 Filter King 22x36x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 35.5 x 0.5″ Filter King 22x36x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 35.5 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-18-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-18-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/75.1_26f7083c-3a35-417e-9ae9-bfa17a70fe27.webp?v=1766781167 Filter King 26×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 18.5 x .75″ Filter King 26×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 18.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-39-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-39-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_5dc80ea0-3284-4819-b0d4-dc38623ffb7a.jpg?v=1766781254 Filter King 20×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 39.5 x .75″ Filter King 20×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 39.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-29-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB10X30N-4_ae1a21cc-c2b9-413f-ba8b-2d243ad2c0e8.jpg?v=1766781291 Filter King 10x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 29.5 x .75″ Filter King 10x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 29.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x10x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-10-x-75-fk18x10x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/76.1_52bbc7b9-5641-41d1-b1d5-bc32dfcb10ce.jpg?v=1766781314 Filter King 18x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 10 x .75″ – FK18x10x1A-M8 -4 Filter King 18x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 10 x .75″ – FK18x10x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-13-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB18X14-4_32bac6c2-0aee-4903-bd3e-6da8f9608348.jpg?v=1766781451 Filter King 18x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 13.5 x .75″ Filter King 18x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 13.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x40x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-40-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/77.1.webp?v=1766781462 Filter King 26x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 40 x .75″ Filter King 26x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 40 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5x32x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-32-x-75-fk24-5x32x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_ca2034f7-e9b3-469f-b822-5ad7e419e68e.jpg?v=1766781489 Filter King 26.5x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 32 x .75″ – FK24.5x32x1A-M8 -4 Filter King 26.5x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 32 x .75″ – FK24.5x32x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-8-x-76 2026-06-04T17:10:28-04:00 daily https://hvacdirect.store/products/filter-king-14x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-18-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB14X19-4_ca292ab8-7b10-44d3-ab05-14673e4a1cba.jpg?v=1766781616 Filter King 14x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 18.5 x .75″ Filter King 14x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 18.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-8-x-77 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/78.1_a911cd43-2a48-41af-a685-b8f5b67b9149.jpg?v=1766781655 Filter King 30.5x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 8 x .75″ Filter King 30.5x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 8 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x7x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-7-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_ce4e26a8-2602-4e49-93c6-cff7b3d4e3a7.jpg?v=1766781753 Filter King 28x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 7 x .75″ Filter King 28x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 7 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-25x21x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-25-x-21-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB16.5X21A-4-1_13f380c6-c7fb-4b6f-af88-ad844d7005d4.jpg?v=1766781802 Filter King 16.25x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.25 x 21 x .75″ Filter King 16.25x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.25 x 21 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x47x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-47-x-75-fk24x47x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/79.1_a53752cc-79b9-498f-b3dd-671f82f4a28f.jpg?v=1766781914 Filter King 24x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 47 x .75″ – FK24x47x1A-M8 -4 Filter King 24x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 47 x .75″ – 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| 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 57.5 x .75″ – FK17.5×57.5x1A-M8 -4 Filter King 17.5×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 57.5 x .75″ – FK17.5×57.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-19-x-75-fk26x19x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_9f85f06a-d434-4149-872e-9bf31d764c79.jpg?v=1766782082 Filter King 26x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 19 x .75″ – FK26x19x1A-M8 -4 Filter King 26x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 19 x .75″ – FK26x19x1A-M8 -4 WholesaleHVACDirect 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Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 13.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-31-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-31-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/89.1.webp?v=1766783608 Filter King 28×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 31.5 x .75″ Filter King 28×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 31.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-8-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/90.1_c64093d4-12db-4a0b-990c-5d8df653ca00.jpg?v=1766783737 Filter King 26.5x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 8 x .75″ Filter King 26.5x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 8 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-19-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/91.1.webp?v=1766805264 Filter King 20×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 19.5 x .75″ Filter King 20×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 19.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x21x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-21-x-75-fk29-5x21x1a-m8-4 2026-06-04T17:10:28-04:00 daily 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2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/54.1_2f990276-a096-4306-96e6-9cf4a8a7d26e.jpg?v=1766806238 Filter King 27.5x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 19 x .75″ Filter King 27.5x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 19 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x33x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-33-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/93.1_1d5d0c36-e1d1-4734-8c93-d3d6083976ac.jpg?v=1766806288 Filter King 26x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 33 x .75″ Filter King 26x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 33 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x47x1-air-filter-4-pack-merv-8-actual-size-29-x-47-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/94.1.webp?v=1766806538 Filter King 29x47x1 Air Filter 4-PACK MERV 8 Actual Size 29 x 47 x .75″ Filter King 29x47x1 Air Filter 4-PACK MERV 8 Actual Size 29 x 47 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5x44x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-44-x-75-fk24-5x44x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/55.1_f0d35765-90d7-4cbe-a988-b3b0e97d906d.jpg?v=1766806810 Filter King 24.5x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 44 x .75″ – FK24.5x44x1A-M8 -4 Filter King 24.5x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 44 x .75″ – FK24.5x44x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x61x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-61-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/95.1_ac6dc80a-b709-4b48-bab6-940e32a289fc.jpg?v=1766806943 Filter King 18x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 61 x .75″ Filter King 18x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 61 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x65x1-air-filter-4-pack-merv-8-actual-size-24-x-65-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/96.1.webp?v=1766807160 Filter King 24x65x1 Air Filter 4-PACK MERV 8 Actual Size 24 x 65 x .75″ Filter King 24x65x1 Air Filter 4-PACK MERV 8 Actual Size 24 x 65 x .75″ WholesaleHVACDirect 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.75 Filter King 25×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 15.5 x .75 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-5-x-75-fk18x5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/18X5X1.jpg?v=1766808824 Filter King 18x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 5 x .75″ – FK18x5x1A-M8 -4 Filter King 18x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 5 x .75″ – FK18x5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-8-x-75-fk30x8x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2.1.avif?v=1766809064 Filter King 30x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 8 x .75″- FK30x8x1A-M8 -4 Filter King 30x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 8 x .75″- FK30x8x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-25-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/c.avif?v=1766809131 Filter King 18x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 25 x .75″ Filter King 18x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 25 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-23-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-23-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2123_cfd4d597-456b-4128-b880-f33cd46641c1.jpg?v=1766808974 Filter King 21.5×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 23.5 x .75″ Filter King 21.5×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 23.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-56-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-56-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/3.1_aab3c8b4-99ea-4bf9-965a-6678125ee952.jpg?v=1766809005 Filter King 21.5×56.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 56.5 x .75″ Filter King 21.5×56.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 56.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-60-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-60-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/1760.jpg?v=1766809148 Filter King 17.5×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 60.5 x .75″ – Filter King 17.5×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 60.5 x .75″ – WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-40-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-40-5-x-75-fk18x40-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/4.1_3f71da74-13fd-416a-a0bd-ef3dada7f53f.webp?v=1766809134 Filter King 18×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 40.5 x .75″ – FK18x40.5x1A-M8 -4 Filter King 18×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 40.5 x .75″ – FK18x40.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x41x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-41-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/cc_a45b3e06-ed1e-41c9-b4c4-6df70b70bb2b.jpg?v=1766809214 Filter King 21x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 41 x .75″ Filter King 21x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 41 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30x36x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-35-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_d7cc9dcf-c572-4e6c-8e90-c6089a77fe80.jpg?v=1766809256 Filter King 30x36x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 35.5 x 1.75″ Filter King 30x36x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 35.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-16-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-16-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/5.1_931e5653-6258-485f-9f2f-50cec56ad9a1.jpg?v=1766809307 Filter King 28.5×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 16.5 x .75″ Filter King 28.5×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 16.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-7-5-1-air-filter-4-pack-merv-8-actual-size-28-x-7-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/6.1.webp?v=1766809439 Filter King 28×7.5×1 Air Filter 4-PACK MERV 8 Actual Size 28 x 7.5 x .75″ Filter King 28×7.5×1 Air Filter 4-PACK MERV 8 Actual Size 28 x 7.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-38-21-38-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-38-x-21-38-x-1-75-fb16-38x21-38x2a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_06e22899-7a73-45fa-bc1c-01830376751d.jpg?v=1766809433 Filter King 16.38×21.38×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.38 x 21.38 x 1.75″ – FB16.38X21.38X2A -4 Filter King 16.38×21.38×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.38 x 21.38 x 1.75″ – FB16.38X21.38X2A -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-31-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-31-5-x-75-fk30-5-31-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/d_d53de1f0-6725-44a6-b71a-6f77ad18118d.avif?v=1766809635 Filter King 30.5×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 31.5 x .75″ – FK30.5×31.5x1A-M8 -4 Filter King 30.5×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 31.5 x .75″ – FK30.5×31.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-64-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-64-5-x-75-fk25-5-64-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/7.2_0a661992-7b5c-473c-ae8d-f587f886f827.png?v=1766809613 Filter King 25.5×64.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 64.5 x .75″ – FK25.5×64.5x1A-M8 -4 Filter King 25.5×64.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 64.5 x .75″ – FK25.5×64.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-11-25-11-25-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-25-x-11-25-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_0783885e-22ea-4607-a8c9-9c6726b189b5.jpg?v=1766809607 Filter King 11.25×11.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.25 x 11.25 x 1.75″ Filter King 11.25×11.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.25 x 11.25 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-25-x-75-fk21-5x25x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/e_8ac8fef2-802c-421d-80c3-1a0195dad3d4.jpg?v=1766809712 Filter King 21.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 25 x .75″ – FK21.5x25x1A-M8 -4 Filter King 21.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 25 x .75″ – FK21.5x25x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-4-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-4-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8.1_5251acff-9a20-41e4-9b4e-357fff95adb9.jpg?v=1766809786 Filter King 18.5×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 4.5 x .75″ Filter King 18.5×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 4.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-25-23-25-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-25-x-23-25-x-1-75-fb17-25x23-25x2a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_7abb39f7-a189-4741-85da-84d187dfd0d2.jpg?v=1766809793 Filter King 17.25×23.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.25 x 23.25 x 1.75″ – FB17.25X23.25X2A – 4 Filter King 17.25×23.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.25 x 23.25 x 1.75″ – FB17.25X23.25X2A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-62-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-62-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/9.1_95034c85-cf01-42d2-89a5-e9e6f36e4de5.jpg?v=1766809906 Filter King 27×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 62.5 x .75″ Filter King 27×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 62.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-18-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-18-5-x-75-fk17-5-18-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17.5x18.5x1A-M8-4_23e1c868-d9f9-4b3c-b300-0f42a0cd8961.jpg?v=1766809917 Filter King 17.5×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 18.5 x .75″ – FK17.5×18.5x1A-M8 – 4 Filter King 17.5×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 18.5 x .75″ – FK17.5×18.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5x26x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-26-x-75-fk26-5x26x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/ee_67984e83-cef7-4621-a8e7-89d001bacd70.jpg?v=1766809976 Filter King 26.5x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 26 x .75″ – FK26.5x26x1A-M8 -4 Filter King 26.5x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 26 x .75″ – FK26.5x26x1A-M8 -4 WholesaleHVACDirect 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Filters | MADE IN USA | Actual Size: 16.38 x 21.5 x .75″ Filter King 16.38×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.38 x 21.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-40-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-40-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/11.1_955370f3-522a-49fa-8502-62725302fba5.jpg?v=1766810156 Filter King 19×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 40.5 x .75″ Filter King 19×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 40.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-24-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-24-5-x-75-fk20-5-24-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/f.webp?v=1766810204 Filter King 20.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 24.5 x .75″ – FK20.5×24.5x1A-M8 -4 Filter King 20.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 24.5 x .75″ – FK20.5×24.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-55-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-55-5-x-75-fk23x55-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/12.1.avif?v=1766810512 Filter King 23×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 55.5 x .75″ – FK23x55.5x1A-M8 -4 Filter King 23×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 55.5 x .75″ – FK23x55.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-5x22x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-22-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_a1bf8d3e-d67e-4900-92e0-487cc9186cf2.jpg?v=1766810391 Filter King 16.5x22x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 22 x 1.75″ Filter King 16.5x22x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 22 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-64-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-64-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/13.1_6d1db104-b6c5-4cf6-b1df-bb68b2552abd.webp?v=1766810465 Filter King 18×64.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 64.5 x .75″ Filter King 18×64.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 64.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-62-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-62-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/i_54b6d78d-b0ba-4e70-86d1-e1f8119ee4d7.webp?v=1766810519 Filter King 21×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 62.5 x .75″ Filter King 21×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 62.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x18x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-18-x-1-75-fb14x18x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_e960de35-eeac-4c06-99a0-5d8fd30cf834.jpg?v=1766810524 Filter King 14x18x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 18 x 1.75″ – FB14X18X2 – 4 Filter King 14x18x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 18 x 1.75″ – FB14X18X2 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5x37x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-37-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/14.1_b34b78a9-3d9a-47f8-9fad-47c6a580d9f8.jpg?v=1766810630 Filter King 30.5x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 37 x .75″ Filter King 30.5x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 37 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x47x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-47-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/16.1_49b41b97-2084-4e9c-a289-b3eca0836f0b.jpg?v=1766810750 Filter King 23x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 47 x .75″ Filter King 23x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 47 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-6-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-6-5-x-75-fk20x6-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/j_f8d5b8ce-8701-44da-8ac3-ed6918c577c6.jpg?v=1766810779 Filter King 20×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 6.5 x .75″ – FK20x6.5x1A-M8 -4 Filter King 20×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 6.5 x .75″ – FK20x6.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x25x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-24-5-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_353b0998-f926-4659-ac3f-60cbada6ecb3.jpg?v=1766810827 Filter King 12x25x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 24.5 x 0.5″ Filter King 12x25x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 24.5 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-33-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-33-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17.1_22d7e68a-9fb7-4388-a4f6-3eb925708f21.jpg?v=1766810921 Filter King 19×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 33.5 x .75″ Filter King 19×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 33.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-11-88-16-88-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-88-x-16-88-x-75-fb11-88x16-88a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB11.88X16.88A-4_42421ea8-ad5d-4c9a-b36c-fb6d5d578ff6.jpg?v=1766810993 Filter King 11.88×16.88×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.88 x 16.88 x .75″ – FB11.88X16.88A – 4 Filter King 11.88×16.88×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.88 x 16.88 x .75″ – FB11.88X16.88A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-6-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-6-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/k_d4f6f549-c6fa-4879-9811-acbe12d7bdb4.webp?v=1766811113 Filter King 22.5×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 6.5 x .75″ Filter King 22.5×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 6.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13x20x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-20-x-0-5-fb13x20x0-5-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_d8f9589e-5f09-44f3-bab7-693695233fde.jpg?v=1766811131 Filter King 13x20x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 20 x 0.5″ – FB13X20X0.5 -4 Filter King 13x20x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 20 x 0.5″ – FB13X20X0.5 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-5-27-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-27-5-x-75-fk15-5-27-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15.5x27.5x1A-M8-4_18b338a5-36e6-4938-95b1-f05d168363e1.jpg?v=1766811354 Filter King 15.5×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 27.5 x .75″ – FK15.5×27.5x1A-M8 – 4 Filter King 15.5×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 27.5 x .75″ – FK15.5×27.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-15-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-15-5-x-75-fk17x15-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/z_468e83e4-45c5-4adf-a65f-46f2f7a85a40.jpg?v=1766811359 Filter King 17×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 15.5 x .75″ – FK17x15.5x1A-M8 -4 Filter King 17×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 15.5 x .75″ – FK17x15.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x45x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-45-x-75-fk17x45x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/k_c4cc54bd-6e3d-407a-8dea-4e2a8cef5bf5.jpg?v=1766811657 Filter King 17x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 45 x .75″ – FK17x45x1A-M8 -4 Filter King 17x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 45 x .75″ – FK17x45x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-5-5-13-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-5-5-x-13-5-x-75-fb13x20x0-5a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB13X20X0.5A-4.jpg?v=1766811717 Filter King 5.5×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 13.5 x .75″ – FB13X20X0.5A – 4 Filter King 5.5×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 13.5 x .75″ – FB13X20X0.5A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12-75x21x1-air-filter-4-pack-carbon-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-75-x-21-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/12.75x21-1.avif?v=1766812024 Filter King 12.75x21x1 Air Filter | 4-PACK | Carbon MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.75 x 21 x .75″ Filter King 12.75x21x1 Air Filter | 4-PACK | Carbon MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.75 x 21 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-43-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-43-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/v_0324d520-097f-4d62-a4d2-026fd18d6e44.jpg?v=1766811897 Filter King 25×43.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 43.5 x .75″ Filter King 25×43.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 43.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-30-x-75-fk24-5x30x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/vv_4cf70df0-4d32-407a-bc93-d36851e014da.jpg?v=1766812092 Filter King 24.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 30 x .75″ – FK24.5x30x1A-M8 -4 Filter King 24.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 30 x .75″ – FK24.5x30x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-31-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-31-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/zz_c1dacb7b-e164-48bf-a93d-07b3f980fae0.jpg?v=1766812332 Filter King 17×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 31.5 x .75″ Filter King 17×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 31.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-18-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-18-5-x-75-fk18-5-18-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK18.5x18.5x1A-M8-4_4d5ec3c9-0d8c-473c-b25c-d3dd0b7a1d5d.jpg?v=1766812453 Filter King 18.5×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 18.5 x .75″ – FK18.5×18.5x1A-M8 – 4 Filter King 18.5×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 18.5 x .75″ – FK18.5×18.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15x15x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-15-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_29442fb9-b4f5-41f3-91f0-8f1088c7ea74.jpg?v=1766812978 Filter King 15x15x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 15 x 0.5″ Filter King 15x15x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 15 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-5-19-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-19-5-x-1-75-fk15-5-19-5x2a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_48ee0eb6-6eb2-4cc7-bd62-26c726fd452c.jpg?v=1766818379 Filter King 15.5×19.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 19.5 x 1.75″ – FK15.5×19.5x2A-M8 – 4 Filter King 15.5×19.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 19.5 x 1.75″ – FK15.5×19.5x2A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-5-19-5-4-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-19-5-x-3-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/14.5x19.5x1-1-1.jpg?v=1766818611 Filter King 15.5×19.5×4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 19.5 x 3.75″ Filter King 15.5×19.5×4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 19.5 x 3.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14-17-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-17-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/14x17.5x1-1.jpg?v=1766818768 Filter King 14×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 17.5 x .75″ Filter King 14×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 17.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x28x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-28-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/28x28x1-1.jpg?v=1766818911 Filter King 28x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 28 x .75″ Filter King 28x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 28 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x18x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-18-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_d676d6e2-c3ed-4ff1-aae9-12dd7cea813f.jpg?v=1766819081 Filter King 18x18x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 18 x 0.5″ Filter King 18x18x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 18 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x36x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-35-5-x-1-75-fb14x36x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_37e4a762-e7c8-43ed-b095-dc8610381c63.jpg?v=1766819241 Filter King 14x36x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 35.5 x 1.75″ – FB14X36X2 – 4 Filter King 14x36x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 35.5 x 1.75″ – FB14X36X2 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x10x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-9-5-x-1-75-fb10x10x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_d06a5965-217c-40c0-b051-3896b6d1bed7.jpg?v=1766819441 Filter King 10x10x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 9.5 x 1.75″ – FB10X10X2 -4 Filter King 10x10x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 9.5 x 1.75″ – FB10X10X2 -4 WholesaleHVACDirect 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23x25x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 25 x 1.75″ – FB23X25X2A -4 Filter King 23x25x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 25 x 1.75″ – FB23X25X2A -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x16x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-16-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_ce78d04f-8a9d-4801-ab59-c84c687d9679.jpg?v=1766819944 Filter King 12x16x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 16 x 0.5″ Filter King 12x16x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 16 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-25-29-25-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-25-x-29-25-x-1-75-fb23-25x29-25x2a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_d47944c4-3817-40ae-b8a6-53b9311a21ad.jpg?v=1766820103 Filter King 23.25×29.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.25 x 29.25 x 1.75″ – FB23.25X29.25X2A – 4 Filter King 23.25×29.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.25 x 29.25 x 1.75″ – FB23.25X29.25X2A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x21x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-20-5-x-1-75-fb19x21x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_714c706e-701e-4c09-ac95-cc6698e3fdf3.jpg?v=1766820298 Filter King 19x21x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 20.5 x 1.75″ – FB19X21X2 – 4 Filter King 19x21x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 20.5 x 1.75″ – FB19X21X2 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x23x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-23-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_ce78d04f-8a9d-4801-ab59-c84c687d9679.jpg?v=1766819944 Filter King 21.5x23x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 23 x 1.75″ Filter King 12x16x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 16 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14-5x19x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-19-x-1-75-fb14-5x19x2a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_125ca626-33f9-4465-9aa2-b20f08d95093.jpg?v=1766820589 Filter King 14.5x19x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 19 x 1.75″ – FB14.5X19X2A – 4 Filter King 14.5x19x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 19 x 1.75″ – FB14.5X19X2A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-5-17-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-17-5-x-75-fk15-5-17-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15.5x17.5x1A-M8-4_0ca07891-8b3a-4926-832c-9de78295d893.jpg?v=1766820773 Filter King 15.5×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 17.5 x .75″ – FK15.5×17.5x1A-M8 -4 Filter King 15.5×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 17.5 x .75″ – FK15.5×17.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-25-35-25-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-25-x-35-25-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_c653626e-e39f-4db7-86ab-fc982faeca7c.jpg?v=1766820906 Filter King 17.25×35.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.25 x 35.25 x 1.75″ Filter King 17.25×35.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.25 x 35.25 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x22x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-22-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_55fbd23e-3c56-4a24-b2d3-c1a82bd33036.jpg?v=1766821055 Filter King 19.5x22x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 22 x 1.75″ Filter King 19.5x22x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 22 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x14x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-x-14-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_fcdd0129-9eca-4449-a620-bf283a03106c.jpg?v=1766821190 Filter King 10x14x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 14 x 0.5″ Filter King 10x14x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 14 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x18x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-x-18-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_660aa30a-f592-4eca-aef0-efea216c7dfd.jpg?v=1766821370 Filter King 10x18x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 18 x 0.5″ Filter King 10x18x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 18 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x19x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-19-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17x19-1.jpg?v=1766821523 Filter King 17x19x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 19 x 1.75″ Filter King 17x19x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 19 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x22x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-22-x-1-75-fb19x22x2a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_07db8733-e682-4c47-9691-fb572c6f5b04.jpg?v=1766821854 Filter King 19x22x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 22 x 1.75″ – FB19X22X2A – 4 Filter King 19x22x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 22 x 1.75″ – FB19X22X2A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-23-25-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-23-25-x-1-75-fb21x23-25x2a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_3c9f9c8e-9441-4767-a17e-86cb72339921.jpg?v=1766822033 Filter King 21×23.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 23.25 x 1.75″ – FB21X23.25X2A -4 Filter King 21×23.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 23.25 x 1.75″ – FB21X23.25X2A -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-8x14x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-8-x-14-x-0-5-fb08x14x0-5a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_6aa86e52-c58e-43db-b451-61491b44611f.jpg?v=1766822154 Filter King 8x14x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8 x 14 x 0.5″ – FB08X14X0.5A – 4 Filter King 8x14x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8 x 14 x 0.5″ – FB08X14X0.5A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-24-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-24-5-x-1-75-fk19-5-24-5x2a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_6e81050d-fa68-47c3-a0dd-c8df185a508e.jpg?v=1766822337 Filter King 19.5×24.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 24.5 x 1.75″ – FK19.5×24.5x2A-M8 – 4 Filter King 19.5×24.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 24.5 x 1.75″ – FK19.5×24.5x2A-M8 – 4 WholesaleHVACDirect 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Filter King 16.25×21.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.25 x 21.25 x 1.75″ – FB16.25X21.25X2A -4 Filter King 16.25×21.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.25 x 21.25 x 1.75″ – FB16.25X21.25X2A -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-7-5-29-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-7-5-x-29-5-x-75-fk7-5-29-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK7.5x29.5x1A-M8-4_155e81fe-d4d7-4a3b-b529-538bec82f6a5.jpg?v=1766822762 Filter King 7.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7.5 x 29.5 x .75″ – FK7.5×29.5x1A-M8 – 4 Filter King 7.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7.5 x 29.5 x .75″ – FK7.5×29.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13x21x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-21-x-1-75-fb13x21x2a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_c5db9902-015a-43ce-869b-bd59e781d8b9.jpg?v=1766822945 Filter King 13x21x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 21 x 1.75″ – FB13X21X2A – 4 Filter King 13x21x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 21 x 1.75″ – FB13X21X2A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x26x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-26-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_48814d1e-965b-4850-bb82-29d522a7021e.jpg?v=1766972852 Filter King 19.5x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 26 x .75″ Filter King 19.5x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 26 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x57x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-57-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/AA_3c6f2fce-9f22-4f7e-8252-0894ec3403ba.jpg?v=1766973150 Filter King 21.5x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 57 x .75″ – Filter King 21.5x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 57 x .75″ – WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-55-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-55-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/AA1_b68c2980-39cc-4970-bdf1-ab29498ad1f6.jpg?v=1766973389 Filter King 21×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 55.5 x .75″ Filter King 21×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 55.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x35x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-35-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_b2e27696-d5fa-48d8-bcf1-08ac42a4d835.jpg?v=1766973577 Filter King 26x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 35 x .75″ Filter King 26x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 35 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-47-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-47-5-x-75-fk25-5-47-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/BB_4577c9a3-250f-44fa-b29f-69382c22b8a0.jpg?v=1766974066 Filter King 25.5×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 47.5 x .75″ – FK25.5×47.5x1A-M8-4 Filter King 25.5×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 47.5 x .75″ – FK25.5×47.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x45x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-45-x-75-fk28-5x45x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/BBB_ce5052be-a314-4086-8264-a3baa08e5438.jpg?v=1766974356 Filter King 28.5x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 45 x .75″ – FK28.5x45x1A-M8 -4 Filter King 28.5x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 45 x .75″ – FK28.5x45x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x7x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-7-x-75-fk19x7x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_58f58d7a-ec06-476a-8d7e-aed0aa8556c5.avif?v=1766974796 Filter King 19x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 7 x .75″ – FK19x7x1A-M8 -4 Filter King 19x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 7 x .75″ – FK19x7x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x46x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-46-x-75-fk18x46x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/CC_d97a243c-96c4-48d1-87a7-92f0af08c204.webp?v=1766975083 Filter King 18x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 46 x .75″ – FK18x46x1A-M8 -4 Filter King 18x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 46 x .75″ – FK18x46x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-9-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-9-5-x-75-fk22x9-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_337276bc-a5f0-48ab-a1b0-4da7782f327d.jpg?v=1766975383 Filter King 22×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 9.5 x .75″ – FK22x9.5x1A-M8 -4 Filter King 22×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 9.5 x .75″ – FK22x9.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x17x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-17-x-75-fk21x17x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/DD_cf56a4cc-859e-4d71-90de-2e0834b75d0c.jpg?v=1766976170 Filter King 21x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 17 x .75″ – FK21x17x1A-M8 -4 Filter King 21x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 17 x .75″ – FK21x17x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x15x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-15-x-75-fk28-5x16x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_9972e102-58b0-437b-ab87-fad74c3a33e3.webp?v=1766976368 Filter King 28.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 15 x .75″ – FK28.5x16x1A-M8 -4 Filter King 28.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 15 x .75″ – FK28.5x16x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-30-x-75-fk29-5x30x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/EE.png?v=1766976559 Filter King 29.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 30 x .75″ – FK29.5x30x1A-M8 -4 Filter King 29.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 30 x .75″ – FK29.5x30x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x63x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-63-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_bf90e820-9d42-4f23-aa6b-3df247268a9a.jpg?v=1766976776 Filter King 19x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 63 x .75″ Filter King 19x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 63 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-21-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-21-5-x-75-fk22-5-21-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/G_fa7245f3-a811-4c43-81ae-94feae62a092.jpg?v=1766977021 Filter King 22.5×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 21.5 x .75″ – FK22.5×21.5x1A-M8 -4 Filter King 22.5×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 21.5 x .75″ – FK22.5×21.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x34x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-34-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/GG.webp?v=1766977308 Filter King 28.5x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 34 x .75″ Filter King 28.5x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 34 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x58x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-58-x-75-fk22x58x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/H_ae53bedb-ab1f-4f2e-b1d1-760d674febad.jpg?v=1766977646 Filter King 22x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 58 x .75″ – FK22x58x1A-M8 -4 Filter King 22x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 58 x .75″ – FK22x58x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-66-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-66-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I_bab7dc71-8cac-45d0-a878-cd7ce3b3a95e.webp?v=1766977983 Filter King 29.5×66.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 66.5 x .75″ Filter King 29.5×66.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 66.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x46x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-46-x-75-fk25x46x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/II_ddf6ef46-2a45-4061-90df-09efd6d3e77b.jpg?v=1766978224 Filter King 25x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 46 x .75″ – FK25x46x1A-M8 -4 Filter King 25x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 46 x .75″ – FK25x46x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-62-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-62-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/J.webp?v=1766978468 Filter King 18.5×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 62.5 x .75″ Filter King 18.5×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 62.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-57-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-57-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/JJ.webp?v=1766978704 Filter King 19.5×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 57.5 x .75″ Filter King 19.5×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 57.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x15x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-15-x-75-fk18x15x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/K_27572b9d-eee6-4824-8fcd-e82f97b089e0.webp?v=1766978946 Filter King 18x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 15 x .75″ – FK18x15x1A-M8 -4 Filter King 18x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 15 x .75″ – FK18x15x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x28x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-28-x-76 2026-06-04T17:10:28-04:00 daily 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Size: 26 x 57 x .75″ Filter King 26x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 57 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-4-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-4-5-x-75-fk23x4-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_0acf8185-ea2b-4516-ad36-c9de71cd7d3f.jpg?v=1766980425 Filter King 23×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 4.5 x .75″ – FK23x4.5x1A-M8 -4 Filter King 23×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 4.5 x .75″ – FK23x4.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x57x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-57-x-75-fk19x57x1a-m8-4 2026-06-04T17:10:28-04:00 daily 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2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_ce64384b-cb6b-4e6e-9123-db8315a4e695.jpg?v=1766981385 Filter King 24.5×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 35.5 x .75″ – FK24.5×35.5x1A-M8 -4 Filter King 24.5×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 35.5 x .75″ – FK24.5×35.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x39x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-39-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I_96a47791-bfb7-4630-963b-f1930b121537.jpg?v=1766981667 Filter King 22x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 39 x .75″ Filter King 22x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 39 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x65x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-65-x-75-fk17x65x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19.1_393249c6-d760-4d84-be7d-2d266f504b58.jpg?v=1766981736 Filter King 17x65x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 65 x .75″ – FK17x65x1A-M8 -4 Filter King 17x65x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 65 x .75″ – FK17x65x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-51-5-1-air-filter-4-pack-merv-8-actual-size-27-x-51-5-x-75-fk27x51-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27x51.5x1.webp?v=1766981798 Filter King 27×51.5×1 Air Filter 4-PACK MERV 8 Actual Size 27 x 51.5 x .75″ – FK27x51.5x1A-M8 -4 Filter King 27×51.5×1 Air Filter 4-PACK MERV 8 Actual Size 27 x 51.5 x .75″ – FK27x51.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-21-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-21-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK16x21.5x1A-M8-4_491afadf-82e8-40e7-b07f-20a4655b1338.jpg?v=1766981854 Filter King 16×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 21.5 x .75″ Filter King 16×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 21.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x55x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-55-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/II_62302949-4b29-44ae-947d-59cbed7d5707.webp?v=1766981965 Filter King 28x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 55 x .75″ Filter King 28x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 55 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x48x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-48-x-75-fk24x48x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/24x48x1-1.jpg?v=1766982028 Filter King 24x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 48 x .75″ – FK24x48x1A-M8 -4 Filter King 24x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 48 x .75″ – FK24x48x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-46-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-46-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21.5x46.5x1.webp?v=1766982330 Filter King 21.5×46.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 46.5 x .75″ Filter King 21.5×46.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 46.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-22-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/J_516e196e-a816-40e8-a97c-3fe8d073b132.jpg?v=1766982334 Filter King 23.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 22 x .75″ Filter King 23.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 22 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-19-x-75-fk22x19x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22x19x1.jpg?v=1766982517 Filter King 22x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 19 x .75″ – FK22x19x1A-M8 -4 Filter King 22x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 19 x .75″ – FK22x19x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-5-29-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-29-5-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_c98b9ab6-51f6-48d5-9828-8f87d114627d.jpg?v=1766982569 Filter King 13.5×29.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 29.5 x 1.75″ Filter King 13.5×29.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 29.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5x35x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-35-x-75-fk24-5x35x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/K_4df1e1c6-c4ee-4ee8-97fa-701c4a6e3540.jpg?v=1766982696 Filter King 24.5x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 35 x .75″ – FK24.5x35x1A-M8 -4 Filter King 24.5x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 35 x .75″ – FK24.5x35x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x43x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-43-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19x43.jpg?v=1766982858 Filter King 19.5x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 43 x .75″ Filter King 19.5x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 43 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-28-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-28-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/KK_3e9fe0d3-e177-4c63-be08-2665b021d55f.jpg?v=1766983056 Filter King 22×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 28.5 x .75″ Filter King 22×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 28.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-42-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/20x42.webp?v=1766983117 Filter King 20x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 42 x .75″ Filter King 20x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 42 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-5-5-x-75-fk19x5-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19x5.5x1.jpg?v=1766983299 Filter King 19×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 5.5 x .75″ – FK19x5.5x1A-M8 -4 Filter King 19×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 5.5 x .75″ – FK19x5.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-56-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-56-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/20.1_2a46fecd-74c2-40a8-ad30-f140a19dbb5d.jpg?v=1766983302 Filter King 29×56.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 56.5 x .75″ Filter King 29×56.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 56.5 x .75″ WholesaleHVACDirect 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Actual Size: 18.5 x 20.5 x 0.5″ Filter King 19x21x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 20.5 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-59-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-59-5-x-75-fk27x59-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/M_888394df-812c-4200-8561-724e5563de19.jpg?v=1766983674 Filter King 27×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 59.5 x .75″ – FK27x59.5x1A-M8 -4 Filter King 27×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 59.5 x .75″ – FK27x59.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-6-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-6-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/29x6.5.webp?v=1766983734 Filter King 29×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 6.5 x .75″ Filter King 29×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 6.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-25-29-25-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-25-x-29-25-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_e4f9ef53-5d48-4031-afd6-a47fb80eac5c.jpg?v=1766983840 Filter King 17.25×29.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.25 x 29.25 x 1.75″ Filter King 17.25×29.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.25 x 29.25 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x23x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-23-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/MM_7c2ef310-c25e-447d-9893-f9a2f9385e74.webp?v=1766983966 Filter King 26x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 23 x .75″ Filter King 26x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 23 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-47-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-47-5-x-75-fk18x47-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/18x47.5x1.jpg?v=1766984020 Filter King 18×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 47.5 x .75″ – FK18x47.5x1A-M8 -4 Filter King 18×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 47.5 x .75″ – FK18x47.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-15-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-15-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21.1_7449d86c-689f-4408-ab45-e67c366bb947.jpg?v=1766984140 Filter King 27×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 15.5 x .75″ Filter King 27×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 15.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-7-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-7-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/23x7.5.jpg?v=1766984261 Filter King 23.5×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 7.5 x .75″ Filter King 23.5×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 7.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-29-x-75-fk30-5x29x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/N_e0eb08af-91ae-40b8-9bb7-1f30cf54f02c.jpg?v=1766984264 Filter King 30.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 29 x .75″ – FK30.5x29x1A-M8 -4 Filter King 30.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 29 x .75″ – FK30.5x29x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x25x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-24-5-x-1-75-fb17x25x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/78.1_3973a032-070d-4b1c-99be-ec1a1da8f2e9.jpg?v=1766984310 Filter King 17x25x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 24.5 x 1.75″ – FB17X25X2 – 4 Filter King 17x25x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 24.5 x 1.75″ – FB17X25X2 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-44-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-44-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22.1_2aa1052a-8263-4eaf-aba2-521ab836fb57.jpg?v=1766984459 Filter King 18.5×44.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 44.5 x .75″ Filter King 18.5×44.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 44.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-46-5-1-air-filter-4-pack-merv-8-actual-size-26-5-x-46-5-x-75-fk26-5-46-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/26.5x46.5x1.webp?v=1766984637 Filter King 26.5×46.5×1 Air Filter 4-PACK MERV 8 Actual Size 26.5 x 46.5 x .75″ – FK26.5×46.5x1A-M8 -4 Filter King 26.5×46.5×1 Air Filter 4-PACK MERV 8 Actual Size 26.5 x 46.5 x .75″ – FK26.5×46.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-33-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-33-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/NN_284cc59c-2a31-475f-a132-ea932940765b.jpg?v=1766984648 Filter King 19.5×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 33.5 x .75″ Filter King 19.5×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 33.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x22x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-22-x-1-75-fb14x22x2a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/79.1_2b32a8c7-1194-40a7-89bf-63dc1aae824a.jpg?v=1766984681 Filter King 14x22x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 22 x 1.75″ – FB14X22X2A – 4 Filter King 14x22x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 22 x 1.75″ – FB14X22X2A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-14-x-75-fk21-5x14x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://hvacdirect.store/products/filter-king-21-5x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-14-x-75-fk21-5x14x1a-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/23.1.avif?v=1766985098 Filter King 21.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 14 x .75″ – FK21.5x14x1A-M8 -4 Filter King 21.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 14 x .75″ – FK21.5x14x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x66x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-66-x-75-fk23x66x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/23x66x1.jpg?v=1766984932 Filter King 23x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 66 x .75″ – FK23x66x1A-M8 -4 Filter King 23x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 66 x .75″ – FK23x66x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-55-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-55-5-x-75-fk24-5-55-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/O_ee764d22-0f9a-4f28-96f8-af1bdc9076e6.jpg?v=1766984993 Filter King 24.5×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 55.5 x .75″ – FK24.5×55.5x1A-M8 -4 Filter King 24.5×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 55.5 x .75″ – FK24.5×55.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x56x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-56-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/24.1.webp?v=1766985172 Filter King 29x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 56 x .75″ Filter King 29x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 56 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-49-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-49-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17.5x49.5.jpg?v=1766985226 Filter King 17.5×49.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 49.5 x .75″ Filter King 17.5×49.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 49.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-47-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-47-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/P_a766ef67-530b-4927-b5fe-75d7167932d7.webp?v=1766985289 Filter King 21.5×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 47.5 x .75″ Filter King 21.5×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 47.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-21-5-x-77 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK14x22x1-M8-4_c0f2e150-223a-45e7-b3f7-37398bd35752.jpg?v=1766985296 Filter King 14x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size 13.5 x 21.5 x .75″ Filter King 14x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size 13.5 x 21.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x61x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-61-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25.1.webp?v=1766985354 Filter King 29x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 61 x .75″ Filter King 29x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 61 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x32x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-32-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_95f3d1cb-43d7-46b8-bc2c-d46cfb301534.jpg?v=1766985399 Filter King 29.5x32x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 32 x 1.75″ Filter King 29.5x32x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 32 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-12-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-12-5-x-75-fk18x12-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/Q.avif?v=1766985692 Filter King 18×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 12.5 x .75″ – FK18x12.5x1A-M8 -4 Filter King 18×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 12.5 x .75″ – FK18x12.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15x25x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-25-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_dcfea8cb-c95b-4d0e-9e2b-d70915b4fa9b.jpg?v=1766985590 Filter King 15x25x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 25 x 1.75″ Filter King 15x25x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 25 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5x60x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-60-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_4145bdaa-0e30-4157-856e-c5da841666f2.jpg?v=1766985837 Filter King 30.5x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 60 x .75 Filter King 30.5x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 60 x .75 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-30-5-0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-30-5-x-0-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_9d1862fe-5f25-475d-8446-be3ea69a843a.jpg?v=1766985878 Filter King 15×30.5×0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 30.5 x 0.5″ Filter King 15×30.5×0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 30.5 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-10-5-1-air-filter-4-pack-merv-8-actual-size-27-x-10-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2710-1.webp?v=1766985952 Filter King 27×10.5×1 Air Filter 4-PACK MERV 8 Actual Size 27 x 10.5 x .75″ Filter King 27×10.5×1 Air Filter 4-PACK MERV 8 Actual Size 27 x 10.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-39-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-39-5-x-75-fk22-5-39-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_1f7313c8-2313-4a03-a3d4-4a6f1c821e3b.avif?v=1766986246 Filter King 22.5×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 39.5 x .75″ – FK22.5×39.5x1A-M8 -4 Filter King 22.5×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 39.5 x .75″ – FK22.5×39.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x24x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-x-24-x-1-75-fb10x24x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_6913c513-7fb1-4f92-95ef-677da714520a.jpg?v=1766986199 Filter King 10x24x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 24 x 1.75″ – FB10X24X2 – 4 Filter King 10x24x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 24 x 1.75″ – FB10X24X2 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-59-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-59-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27.5x59.5x1.jpg?v=1766986314 Filter King 27.5×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 59.5 x .75″ Filter King 27.5×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 59.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-28-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-28-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_e68d2300-5121-4252-8d2a-2985482e814e.webp?v=1766986339 Filter King 19.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 28.5 x .75″ Filter King 19.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 28.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x15x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-15-x-75-fk21-5x15x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21.5x15x1.jpg?v=1766986561 Filter King 21.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 15 x .75″ – FK21.5x15x1A-M8 -4 Filter King 21.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 15 x .75″ – FK21.5x15x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x4x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-4-x-75-fk28-5x4x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27.1.avif?v=1766986752 Filter King 28.5x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 4 x .75″ – FK28.5x4x1A-M8 -4 Filter King 28.5x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 4 x .75″ – FK28.5x4x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5x17x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-17-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_5da81f72-3c01-42ce-9742-d27c8bbdee6d.jpg?v=1766986677 Filter King 30.5x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 17 x .75″ Filter King 30.5x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 17 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-23-31-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-23-31-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/212331.webp?v=1766986685 Filter King 21.5×23.31×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 23.31 x .75″ Filter King 21.5×23.31×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 23.31 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-66-5-1-air-filter-4-pack-merv-8-actual-size-26-5-x-66-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/28.1.webp?v=1766986710 Filter King 26.5×66.5×1 Air Filter 4-PACK MERV 8 Actual Size 26.5 x 66.5 x .75″ Filter King 26.5×66.5×1 Air Filter 4-PACK MERV 8 Actual Size 26.5 x 66.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-48-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-48-5-x-75-fk25x48-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25x48.5.jpg?v=1766986735 Filter King 25×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 48.5 x .75″ – FK25x48.5x1A-M8 -4 Filter King 25×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 48.5 x .75″ – FK25x48.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x28x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-28-x-77 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22x28x1-1.jpg?v=1766986816 Filter King 22x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 28 x .75″ Filter King 22x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 28 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x39x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-39-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/29.1.webp?v=1766986856 Filter King 26x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 39 x .75″ Filter King 26x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 39 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-64-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-64-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_9edfd64b-2c6d-49e7-8a5a-e93ce8e21ec4.jpg?v=1766986934 Filter King 29×64.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 64.5 x .75″ Filter King 29×64.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 64.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-5-18-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-18-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/15.5x18.5x1-1.jpg?v=1766986988 Filter King 15.5×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 18.5 x .75″ Filter King 15.5×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 18.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-51-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-51-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21x51.jpg?v=1766986994 Filter King 21.5×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 51.5 x .75″ Filter King 21.5×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 51.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-36-x-75-fk19-5x36x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/30.1_1879f1b2-aa6a-478a-a303-286cb3460735.avif?v=1766987187 Filter King 19.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 36 x .75″ – FK19.5x36x1A-M8 -4 Filter King 19.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 36 x .75″ – FK19.5x36x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x14x1-air-filter-4-pack-merv-8-actual-size-20-x-14-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/31.1.webp?v=1766987163 Filter King 20x14x1 Air Filter 4-PACK MERV 8 Actual Size 20 x 14 x .75″ Filter King 20x14x1 Air Filter 4-PACK MERV 8 Actual Size 20 x 14 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-30-75-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-30-75-x-75-fb15x30-75a-4-10 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB15X30.75A-4-2.jpg?v=1766987175 Filter King 15×30.75×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 30.75 x .75″ – FB15X30.75A – 4 10 Filter King 15×30.75×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 30.75 x .75″ – FB15X30.75A – 4 10 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-12-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-12-5-x-75-fk29x12-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://hvacdirect.store/products/filter-king-29x60x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-60-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_5b3620f3-c139-4f9a-b78a-d4988f1e40dd.webp?v=1766987284 Filter King 29x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 60 x .75″ Filter King 29x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 60 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-34-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-34-5-x-75-fk26x34-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/26x34.5x1.png?v=1766987289 Filter King 26×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 34.5 x .75″ – FK26x34.5x1A-M8 -4 Filter King 26×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 34.5 x .75″ – FK26x34.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-29-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-29-5-x-1-75-fk27-5-29-5x2a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_5805b38d-b7ec-4362-95ee-55721e4ce6df.jpg?v=1766987344 Filter King 27.5×29.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 29.5 x 1.75″ – FK27.5×29.5x2A-M8 – 4 Filter King 27.5×29.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 29.5 x 1.75″ – FK27.5×29.5x2A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-12-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-12-5-x-75-fk29x12-5x1a-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/32.1_faa75a69-3e5b-4020-a43a-ddd3091b1dac.jpg?v=1766987522 Filter King 29×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 12.5 x .75″ – FK29x12.5x1A-M8 -4 Filter King 29×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 12.5 x .75″ – FK29x12.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-65-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-65-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_18cfedf9-c20c-43c8-9e9e-e82c4bcacb2c.webp?v=1766987529 Filter King 21×65.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 65.5 x .75″ Filter King 21×65.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 65.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-7-5-35-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-7-5-x-35-5-x-75-fk7-5-35-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK7.5x35.5x1A-M8-4.jpg?v=1766987536 Filter King 7.5×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7.5 x 35.5 x .75″ – FK7.5×35.5x1A-M8 – 4 Filter King 7.5×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7.5 x 35.5 x .75″ – FK7.5×35.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30x61x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-61-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/33.1.webp?v=1766987671 Filter King 30x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 61 x .75″ Filter King 30x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 61 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x21x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-21-x-1-75-fb16x21x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_ede12ce2-e504-4003-85d3-f949a42aaf37.jpg?v=1766987712 Filter King 16x21x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 21 x 1.75″ – FB16X21X2 – 4 Filter King 16x21x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 21 x 1.75″ – FB16X21X2 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x60x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-60-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/U.webp?v=1766987772 Filter King 27x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 60 x .75″ Filter King 27x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 60 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-25-15-25-0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-25-x-15-25-x-0-5-fb15-25x15-25x0-5a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_9729aee6-f7c9-4569-832a-8577133ac0a1.jpg?v=1766988011 Filter King 15.25×15.25×0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.25 x 15.25 x 0.5″ – FB15.25X15.25X0.5A – 4 Filter King 15.25×15.25×0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.25 x 15.25 x 0.5″ – FB15.25X15.25X0.5A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-25-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/T_9bc580b7-d229-466b-a069-5e96bd227976.jpg?v=1766988074 Filter King 24.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 25 x .75″ Filter King 24.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 25 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x57x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-57-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19x57.png?v=1766988259 Filter King 19.5x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 57 x .75 Filter King 19.5x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 57 x .75 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x64x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-64-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/28x64.jpg?v=1766988547 Filter King 28x64x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 64 x .75″ Filter King 28x64x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 64 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x14x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-13-5-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/34.1_231de99b-2519-4045-9a0d-8968f0a23a80.jpg?v=1766988737 Filter King 14x14x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 13.5 x 0.5″ Filter King 14x14x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 13.5 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-5x21x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-21-x-1-75-fb16-5x21x2a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_efcfb0e7-afca-4f31-9d0a-5d3b42b277ec.jpg?v=1766989039 Filter King 16.5x21x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 21 x 1.75″ – FB16.5X21X2A – 4 Filter King 16.5x21x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 21 x 1.75″ – FB16.5X21X2A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x13x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-13-x-75-fk27x13x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/35.1_286cc71c-78d7-448f-84cb-5919a6c21285.jpg?v=1766989096 Filter King 27x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 13 x .75″ – FK27x13x1A-M8 -4 Filter King 27x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 13 x .75″ – FK27x13x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-24-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-24-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/R_81e2b37c-5dde-4a2a-8dd9-2ed05414eb77.jpg?v=1766989210 Filter King 27×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 24.5 x .75″ Filter King 27×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 24.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-14-x-75-fk27x14x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27x14.jpg?v=1766989378 Filter King 27x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 14 x .75″ – FK27x14x1A-M8 -4 Filter King 27x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 14 x .75″ – FK27x14x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-20-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-20-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/V_9aab8013-6776-4d69-a15c-f25b1b40e53b.jpg?v=1766989473 Filter King 25×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 20.5 x .75″ Filter King 25×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 20.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-5x21x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-21-x-1-75-fb08x35-5a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_21afbcf3-1700-4998-b3fa-78c906dce9c2.jpg?v=1766989522 Filter King 16.5x21x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 21 x 1.75″ – FB08X35.5A – 4 Filter King 16.5x21x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 21 x 1.75″ – FB08X35.5A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-5-13-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-13-5-x-1-75-fk13-5-13-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK13.5x13.5x1A-M8-4_c94eff8c-8027-48e1-9f4c-1d2d04d20a27.jpg?v=1766989761 Filter King 13.5×13.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 13.5 x 1.75″ – FK13.5×13.5x1A-M8 – 4 Filter King 13.5×13.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 13.5 x 1.75″ – FK13.5×13.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-40-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-40-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_0f8dedf5-8b94-458a-a5b5-5ef5d571d13e.webp?v=1766989937 Filter King 21.5×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 40.5 x .75″ Filter King 21.5×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 40.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15x25x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-25-x-0-5-fb15x25x0-5-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_73780358-f4b6-4536-bc80-8fb8e68506ea.jpg?v=1766989956 Filter King 15x25x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 25 x 0.5″ – FB15X25X0.5 – 4 Filter King 15x25x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 25 x 0.5″ – FB15X25X0.5 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14-5-29-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-29-5-x-75-fk14-5-29-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK14.5x29.5x1A-M8-4-2.png?v=1766990326 Filter King 14.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 29.5 x .75″ – FK14.5×29.5x1A-M8 – 4 Filter King 14.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 29.5 x .75″ – FK14.5×29.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-25-23-25-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-25-x-23-25-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB19.25X23.25A-4.jpg?v=1766990485 Filter King 19.25×23.25×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.25 x 23.25 x .75″ Filter King 19.25×23.25×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.25 x 23.25 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-5-15-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-15-5-x-75-fk13-5-15-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK13.5x15.5x1A-M8-4.jpg?v=1766990657 Filter King 13.5×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 15.5 x .75″ – FK13.5×15.5x1A-M8 – 4 Filter King 13.5×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 15.5 x .75″ – FK13.5×15.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-11-5-35-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-35-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/11.5x35.5x1-1.jpg?v=1766990808 Filter King 11.5×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 35.5 x .75″ Filter King 11.5×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 35.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-21-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-21-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/36.1_0de84a8b-344d-4130-9c59-65104ba768ad.jpg?v=1766990829 Filter King 30×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 21.5 x .75″ Filter King 30×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 21.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-14-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-14-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_3425fdfd-9fb9-46e3-8d3c-0ed107eb1469.jpg?v=1766990863 Filter King 17×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 14.5 x .75″ Filter King 17×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 14.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x22x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-22-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_fe171477-3674-4227-a2c7-457133f8465d.jpg?v=1766990971 Filter King 14x22x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 22 x 0.5″ Filter King 14x22x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 22 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-29-x-75-fk18-5x29x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/37.1_29711091-524e-4ebb-bdda-05dceb338605.jpg?v=1766991143 Filter King 18.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 29 x .75″ – FK18.5x29x1A-M8 -4 Filter King 18.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 29 x .75″ – FK18.5x29x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x18x2-air-filter-12-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-18-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_0206a14b-4cc9-4674-baf7-2182114d9c16.jpg?v=1766991149 Filter King 16x18x2 Air Filter | 12-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 18 x 1.75″ Filter King 16x18x2 Air Filter | 12-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 18 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-54-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-54-5-x-75-fk24x54-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/38.1.avif?v=1766991511 Filter King 24×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 54.5 x .75″ – FK24x54.5x1A-M8 -4 Filter King 24×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 54.5 x .75″ – FK24x54.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x27x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-27-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_db712766-aded-4825-aaf5-b18717f3e5c9.jpg?v=1766991382 Filter King 12x27x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 27 x 1.75″ Filter King 12x27x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 27 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-5-29-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-29-5-x-1-75-fk15-5-29-5x2a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_459f73e1-860f-4947-90e0-9c28898deadf.jpg?v=1766991507 Filter King 15.5×29.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 29.5 x 1.75″ – FK15.5×29.5x2A-M8 – 4 Filter King 15.5×29.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 29.5 x 1.75″ – FK15.5×29.5x2A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-53-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-53-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/39.1_2b3fd9b0-e476-4e99-be78-d25b3f9c3ea2.jpg?v=1766991515 Filter King 28×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 53.5 x .75″ Filter King 28×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 53.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-19-5-x-75-fk17-5-19-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17.5x19.5x1A-M8-4_2ec151a6-da27-4be0-91d6-f4e3ec8a90ce.jpg?v=1766991625 Filter King 17.5×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 19.5 x .75″ – FK17.5×19.5x1A-M8 – 4 Filter King 17.5×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 19.5 x .75″ – FK17.5×19.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12-30-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-30-5-x-75-fk12x30-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK12x30.5x1A-M8-4_777cb822-4ba4-4b01-b2b5-9a489d898972.jpg?v=1766991864 Filter King 12×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 30.5 x .75″ – FK12x30.5x1A-M8 – 4 Filter King 12×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 30.5 x .75″ – FK12x30.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13x24x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-24-x-1-75-fb13x24x2a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_d133412a-090a-4c30-9ebc-7e852ccb14b4.jpg?v=1766991985 Filter King 13x24x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 24 x 1.75″ – FB13X24X2A – 4 Filter King 13x24x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN 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19.5×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 31.5 x .75″ Filter King 19.5×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 31.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-52-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-52-5-x-75-fk18-5-52-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/41.1_f8edecec-dcf5-4a6a-acdc-497cada917fd.jpg?v=1766992357 Filter King 18.5×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 52.5 x .75″ – FK18.5×52.5x1A-M8 -4 Filter King 18.5×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 52.5 x .75″ – FK18.5×52.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x22x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-22-x-0-5-fb12x22x0-5a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_e7116455-04bc-4960-8a65-ed41721ce030.jpg?v=1766992589 Filter King 12x22x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 22 x 0.5″ – FB12X22X0.5A – 4 Filter King 12x22x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 22 x 0.5″ – FB12X22X0.5A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-42-x-75-fk23x42x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/43.1_46d022cb-7bf2-46cc-add7-ae972d1719cb.jpg?v=1766992596 Filter King 23x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 42 x .75″ – FK23x42x1A-M8 -4 Filter King 23x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 42 x .75″ – FK23x42x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-47-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-47-5-x-75-fk17x47-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/44.1.avif?v=1766992892 Filter King 17×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 47.5 x .75″ – FK17x47.5x1A-M8 -4 Filter King 17×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 47.5 x .75″ – FK17x47.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9-5-23-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-23-5-x-75-fk9-5-23-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9.5x23.5x1A-M8-4_19df4803-eb3a-44f7-b835-39b6512c45d4.jpg?v=1766992787 Filter King 9.5×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 23.5 x .75″ – FK9.5×23.5x1A-M8 – 4 Filter King 9.5×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 23.5 x .75″ – FK9.5×23.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x38x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-38-x-75-fk19-5x38x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/45.1_f6ee5d21-f134-46fe-88c1-0ce7e8d782fa.jpg?v=1766992949 Filter King 19.5x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 38 x .75″ – FK19.5x38x1A-M8 -4 Filter King 19.5x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 38 x .75″ – FK19.5x38x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x27x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-27-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/20x27x1-1.jpg?v=1766993071 Filter King 20x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 27 x .75″ Filter King 20x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 27 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-25-x-75-fk19-5x25x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/46.1_f7d8104c-254d-44d0-a333-a35b3c79bc62.jpg?v=1766993078 Filter King 19.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 25 x .75″ – FK19.5x25x1A-M8 -4 Filter King 19.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 25 x .75″ – FK19.5x25x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x15x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-15-x-75-fk28x15x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/47.1_4d4dcc0a-f972-4565-a978-31cc57009aa7.jpg?v=1766993311 Filter King 28x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 15 x .75″ – FK28x15x1A-M8 -4 Filter King 28x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 15 x .75″ – FK28x15x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-21-5-0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-21-5-x-0-5-fb13x21-5x0-5a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_7eda8296-5665-4520-abdc-f8dce0b4ec49.jpg?v=1766993385 Filter King 13×21.5×0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 21.5 x 0.5″ – FB13X21.5X0.5A – 4 Filter King 13×21.5×0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 21.5 x 0.5″ – FB13X21.5X0.5A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x28x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-28-x-1-75-fb25x28x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_64f34a7c-59bf-4c13-9de9-9b4432f44b9d.jpg?v=1766993553 Filter King 25x28x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 28 x 1.75″ – FB25X28X2 – 4 Filter King 25x28x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 28 x 1.75″ – FB25X28X2 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9-75-23-75-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-75-x-23-75-x-75-fb09-75x23-75a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB09.75X23.75A-4_a88f5c0e-2d37-488e-a8bf-2365bb4ca9c8.jpg?v=1766993695 Filter King 9.75×23.75×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.75 x 23.75 x .75″ – FB09.75X23.75A – 4 Filter King 9.75×23.75×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.75 x 23.75 x .75″ – FB09.75X23.75A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-22-x-75-fk25x22x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/48.1.avif?v=1766993994 Filter King 25x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 22 x .75″ – FK25x22x1A-M8 -4 Filter King 25x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 22 x .75″ – FK25x22x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-23-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-23-5-2-fb22x23-5x2a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_4c8a0fd7-6949-43f5-9fb0-2f536c96751a.jpg?v=1766993872 Filter King 22×23.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22×23.5×2″ – FB22X23.5X2A – 4 Filter King 22×23.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22×23.5×2″ – FB22X23.5X2A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x22x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-22-x-1-75-fb12x22x2a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_7fa3eb25-f841-45c4-a652-43cb351f2cd2.jpg?v=1766994073 Filter King 12x22x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 22 x 1.75″ – FB12X22X2A – 4 Filter King 12x22x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 22 x 1.75″ – FB12X22X2A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13x20x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-20-x-1-75-fb13x20x2a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_ba28a8ea-9c58-4bb9-8ae0-649c1799e91c.jpg?v=1766994276 Filter King 13x20x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 20 x 1.75″ – FB13X20X2A – 4 Filter King 13x20x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 20 x 1.75″ – FB13X20X2A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-14-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-14-5-x-75-fk18x14-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/49.1_092e417b-d942-48f5-a26a-eba6bc246522.jpg?v=1766994398 Filter King 18×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 14.5 x .75″ – FK18x14.5x1A-M8 -4 Filter King 18×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 14.5 x .75″ – FK18x14.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-25x21x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-25-x-21-x-0-5-fb16-25x21x0-5a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_39d058b2-02b3-4968-82cc-b8f57842e72c.jpg?v=1766994642 Filter King 16.25x21x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.25 x 21 x 0.5″ – FB16.25X21X0.5A – 4 Filter King 16.25x21x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.25 x 21 x 0.5″ – FB16.25X21X0.5A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x32x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-32-x-75-fk29-5x32x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK29.5x32x1A-M8-4_bb6308ff-3c24-4dab-a93d-3b9479bdd141.jpg?v=1766994892 Filter King 29.5x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 32 x .75″ – FK29.5x32x1A-M8 – 4 Filter King 29.5x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 32 x .75″ – FK29.5x32x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-56-5-1-air-filter-4-pack-merv-8-actual-size-19-x-56-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/50.1.webp?v=1766995042 Filter King 19×56.5×1 Air Filter 4-PACK MERV 8 Actual Size 19 x 56.5 x .75″ Filter King 19×56.5×1 Air Filter 4-PACK MERV 8 Actual Size 19 x 56.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-34-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-34-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/51.1_80ff247c-7a30-46ba-be9a-2bd155a320de.webp?v=1766995249 Filter King 24.5×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 34.5 x .75″ Filter King 24.5×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 34.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-21-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-21-5-x-75-fk20-5-21-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20.5x21.5x1A-M8-4_53486234-c61e-44b5-91fe-1b9e84a1bb85.jpg?v=1766995434 Filter King 20.5×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 21.5 x .75″ – FK20.5×21.5x1A-M8 – 4 Filter King 20.5×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 21.5 x .75″ – FK20.5×21.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-54-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-54-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/51.1_083c566e-7309-4b5c-b396-9146824ba059.webp?v=1766995484 Filter King 18×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 54.5 x .75″ Filter King 18×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 54.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x45x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-45-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/53.1_4c38dbd4-eb3b-4e38-8b97-d31844d9737e.jpg?v=1766995624 Filter King 21.5x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 45 x .75″ Filter King 21.5x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 45 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-30-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-30-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/54.1_0e78d500-83df-430a-aac0-bb1c03153652.jpg?v=1766996087 Filter King 26.5×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 30.5 x .75″ Filter King 26.5×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 30.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-5-17-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-17-5-x-75-fk13-5-17-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK13.5x17.5x1A-M8-4_56c129db-336a-4d72-a9ee-fde15649ae3e.jpg?v=1766996397 Filter King 13.5×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 17.5 x .75″ – FK13.5×17.5x1A-M8 – 4 Filter King 13.5×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 17.5 x .75″ – FK13.5×17.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-27-5-1-air-filter-4-pack-merv-8-actual-size-21-x-27-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/55.1..webp?v=1766996572 Filter King 21×27.5×1 Air Filter 4-PACK MERV 8 Actual Size 21 x 27.5 x .75″ Filter King 21×27.5×1 Air Filter 4-PACK MERV 8 Actual Size 21 x 27.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13x21x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-21-x-0-5-fb13x21x0-5a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_30e53082-d571-4879-9d34-1b44898c5478.jpg?v=1766997250 Filter King 13x21x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 21 x 0.5″ – FB13X21X0.5A – 4 Filter King 13x21x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 21 x 0.5″ – FB13X21X0.5A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-25-17-25-0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-25-x-17-25-x-0-5-fb17-25x17-25a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_7c5b5eb7-d7d6-4b3c-82e2-726572829e65.jpg?v=1766997443 Filter King 17.25×17.25×0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.25 x 17.25 x 0.5″ – FB17.25X17.25A – 4 Filter King 17.25×17.25×0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.25 x 17.25 x 0.5″ – FB17.25X17.25A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x27x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-27-x-0-5-fb14x27x0-5a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_75d46a3a-a5b6-4ddc-9570-086e0558215e.jpg?v=1766997784 Filter King 14x27x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 27 x 0.5″ – FB14X27X0.5A -4 Filter King 14x27x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 27 x 0.5″ – FB14X27X0.5A -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-48-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-48-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/56.1_aad3034d-f8c6-477c-b75c-1a3ed6e18681.webp?v=1766997809 Filter King 25.5×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 48.5 x .75″ Filter King 25.5×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 48.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-25x21x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-25-x-21-x-1-75-fb16-25x21x2a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_d7732fef-e0d9-4627-9f58-9489f3c00c8c.jpg?v=1766998097 Filter King 16.25x21x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.25 x 21 x 1.75″ – FB16.25X21X2A – 4 Filter King 16.25x21x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.25 x 21 x 1.75″ – FB16.25X21X2A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-18-5-1-air-filter-4-pack-merv-8-actual-size-30-x-18-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/57.1.webp?v=1766998076 Filter King 30×18.5×1 Air Filter 4-PACK MERV 8 Actual Size 30 x 18.5 x .75″ Filter King 30×18.5×1 Air Filter 4-PACK MERV 8 Actual Size 30 x 18.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-8-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-8-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/58.1_f0663f5b-e6f5-49a1-9873-b269987767fa.jpg?v=1766998261 Filter King 30×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 8.5 x .75″ Filter King 30×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 8.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x17x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-17-x-0-5-fkfb17x17x0-5a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_ee1f265e-c627-4c67-ad08-cb9def1cb96b.jpg?v=1766998381 Filter King 17x17x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 17 x 0.5″ – FKFB17X17X0.5A – 4 Filter King 17x17x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 17 x 0.5″ – FKFB17X17X0.5A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-26-5-1-air-filter-4-pack-merv-8-actual-size-30-x-26-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/59.1.webp?v=1766998444 Filter King 30×26.5×1 Air Filter 4-PACK MERV 8 Actual Size 30 x 26.5 x .75″ Filter King 30×26.5×1 Air Filter 4-PACK MERV 8 Actual Size 30 x 26.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-29-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-29-5-x-75-fk27-5-29-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK27.5x29.5x1A-M8-4_38b9f5e6-bdb9-4c7d-b87e-a589611dec2d.jpg?v=1766998623 Filter King 27.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 29.5 x .75″ – FK27.5×29.5x1A-M8 – 4 Filter King 27.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 29.5 x .75″ – FK27.5×29.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x24x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-23-5-x-0-5-fb10x24x0-5-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_cf158b90-b526-4650-a846-f488e16b4c00.jpg?v=1766998877 Filter King 10x24x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 23.5 x 0.5″ – FB10X24X0.5 – 4 Filter King 10x24x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 23.5 x 0.5″ – FB10X24X0.5 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x62x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-62-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/60.1_eddda84f-0762-40b7-b005-c0e83dd2a6d4.jpg?v=1766999710 Filter King 19.5x62x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 62 x .75″ Filter King 19.5x62x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 62 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14-5-24-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-24-5-x-75-fk14-5-24-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/36.1_b2bb7840-710d-4464-9471-9b4e84fdfc90.jpg?v=1766999733 Filter King 14.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 24.5 x .75″ – FK14.5×24.5x1A-M8 – 4 Filter King 14.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 24.5 x .75″ – FK14.5×24.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-53-5-1-air-filter-4-pack-merv-8-actual-size-20-x-53-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/61.1_2413ac6b-c034-457d-a6cf-ddbf5b6b6023.webp?v=1767000192 Filter King 20×53.5×1 Air Filter 4-PACK MERV 8 Actual Size 20 x 53.5 x .75″ Filter King 20×53.5×1 Air Filter 4-PACK MERV 8 Actual Size 20 x 53.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-38-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-38-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/62.1_61de8e87-e486-441e-b42b-c4b4e59321e3.jpg?v=1767000579 Filter King 27.5×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 38.5 x .75 Filter King 27.5×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 38.5 x .75 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x27x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-27-x-75-fk18x27x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/37.1_5e10d48e-05dd-44ae-9c40-f4785ce99dfd.jpg?v=1767000730 Filter King 18x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 27 x .75″ – FK18x27x1A-M8 – 4 Filter King 18x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 27 x .75″ – FK18x27x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-60-5-1-air-filter-4-pack-merv-8-actual-size-29-5-x-60-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/63.1.webp?v=1767000946 Filter King 29.5×60.5×1 Air Filter 4-PACK MERV 8 Actual Size 29.5 x 60.5 x .75″ Filter King 29.5×60.5×1 Air Filter 4-PACK MERV 8 Actual Size 29.5 x 60.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-8x30x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-7-5-x-29-5-x-1-75-fb08x30x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/38.1_dcd95bb2-8797-43c2-b03b-b87dcc6f6775.jpg?v=1767001225 Filter King 8x30x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7.5 x 29.5 x 1.75″ – FB08X30X2 – 4 Filter King 8x30x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7.5 x 29.5 x 1.75″ – FB08X30X2 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-32-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-32-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/64.1.webp?v=1767001526 Filter King 28.5×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 32.5 x .75″ Filter King 28.5×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 32.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x28x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-28-x-0-5-fb14x28x0-5-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/39.1_d7a687fd-1fe3-4553-bbf9-80aac6daa3f4.jpg?v=1767002310 Filter King 14x28x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 28 x 0.5″ – FB14X28X0.5 – 4 Filter King 14x28x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 28 x 0.5″ – FB14X28X0.5 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-8-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-8-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/6.1_417422df-51a3-4691-8d25-b18b8cc86c2d.webp?v=1767002726 Filter King 19.5×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 8.5 x .75″ Filter King 19.5×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 8.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x55x1-air-filter-4-pack-merv-8-actual-size-22-x-55-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/66.1.webp?v=1767003333 Filter King 22x55x1 Air Filter 4-PACK MERV 8 Actual Size 22 x 55 x .75″ Filter King 22x55x1 Air Filter 4-PACK MERV 8 Actual Size 22 x 55 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-75-23-75-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-75-x-23-75-x-75-fk19-75-23-75x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19.75x23.75x1A-M8-4_87d27c79-1177-49ea-b087-6aa93f290075.jpg?v=1767003449 Filter King 19.75×23.75×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.75 x 23.75 x .75″ – FK19.75×23.75x1A-M8 – 4 Filter King 19.75×23.75×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.75 x 23.75 x .75″ – FK19.75×23.75x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x53x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-53-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/67.1.webp?v=1767003524 Filter King 17x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 53 x .75″ Filter King 17x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 53 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-9-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-9-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/a_83f4eb0a-6124-4ce9-a842-ca316990eca8.jpg?v=1767003570 Filter King 29×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 9.5 x .75″ Filter King 29×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 9.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-21-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-21-5-x-1-75-fb16x21-5x2a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_05a058da-9c87-4740-9a4a-cb68699c4b81.jpg?v=1767003595 Filter King 16×21.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 21.5 x 1.75″ – FB16X21.5X2A – 4 Filter King 16×21.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 21.5 x 1.75″ – FB16X21.5X2A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x21x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-21-x-1-75-fb17x21x2a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_4b29d1c2-b5d9-49b1-8460-37bb8f4c4a99.jpg?v=1767003777 Filter King 17x21x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 21 x 1.75″ – FB17X21X2A – 4 Filter King 17x21x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 21 x 1.75″ – FB17X21X2A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-64-5-1-air-filter-4-pack-merv-8-actual-size-23-5-x-64-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/68.1.webp?v=1767003815 Filter King 23.5×64.5×1 Air Filter 4-PACK MERV 8 Actual Size 23.5 x 64.5 x .75″ Filter King 23.5×64.5×1 Air Filter 4-PACK MERV 8 Actual Size 23.5 x 64.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5x34x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-34-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/b_6f57bc22-c48c-45d0-910f-505e6df532ca.jpg?v=1767004009 Filter King 26.5x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 34 x .75″ Filter King 26.5x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 34 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x24x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-24-x-1-75-fb21-5x24x2a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_05a058da-9c87-4740-9a4a-cb68699c4b81.jpg?v=1767003595 Filter King 21.5x24x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 24 x 1.75″ – FB21.5X24X2A – 4 Filter King 16×21.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 21.5 x 1.75″ – FB16X21.5X2A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-30-75-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-30-75-x-1-75-fb23-5x30-75x2a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_48ba7298-a92f-4f6b-b315-3fe87460e37e.jpg?v=1767004248 Filter King 23.5×30.75×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 30.75 x 1.75″ – FB23.5X30.75X2A – 4 Filter King 23.5×30.75×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 30.75 x 1.75″ – FB23.5X30.75X2A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-15-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-15-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/69.1.jpg?v=1767004419 Filter King 28.5×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 15.5 x .75″ Filter King 28.5×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 15.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12-5-20-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-20-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/12.5x20.5x1-1.jpg?v=1767004435 Filter King 12.5×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 20.5 x .75″ Filter King 12.5×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 20.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-60-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-60-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27x60.webp?v=1767004427 Filter King 27.5×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 60.5 x .75″ Filter King 27.5×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 60.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-4-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-4-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/c_e08f7d96-503a-44a9-be0d-df20e84968b1.webp?v=1767004453 Filter King 20.5×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 4.5 x .75″ Filter King 20.5×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 4.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x32x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-32-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_6759a9c6-c756-4473-86ea-65fe8a9b10c1.jpg?v=1767004604 Filter King 25x32x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 32 x 1.75″ Filter King 25x32x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 32 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x10x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-10-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/70.1_c0e555f9-c6b3-4ede-93a4-68be7dd37c55.jpg?v=1767004656 Filter King 27x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 10 x .75″ Filter King 27x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 10 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-17-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-17-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25x17.webp?v=1767004783 Filter King 25.5×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 17.5 x .75″ Filter King 25.5×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 17.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-7-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-7-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/d_31a00b33-8785-42c3-bc91-4cd236a2987f.jpg?v=1767004789 Filter King 22×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 7.5 x .75″ Filter King 22×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 7.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5x40x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-40-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/71.1_b1a26af2-d292-4772-b413-346c081c00af.jpg?v=1767004817 Filter King 25.5x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 40 x .75″ Filter King 25.5x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 40 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-30-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-30-5-x-1-75-fb15x30-5x2a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_38564078-d5c1-45dc-81ba-6c56696dd633.jpg?v=1767004830 Filter King 15×30.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 30.5 x 1.75″ – FB15X30.5X2A – 4 Filter King 15×30.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 30.5 x 1.75″ – FB15X30.5X2A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-7-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-7-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/72.1.webp?v=1767004967 Filter King 28.5×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 7.5 x .75″ Filter King 28.5×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 7.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14-5-21-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-21-5-x-75-fk14-5-21-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK14.5x21.5x1A-M8-4_32406507-b04f-478c-b1b8-83c4c4ceb79d.jpg?v=1767005018 Filter King 14.5×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 21.5 x .75″ – FK14.5×21.5x1A-M8 – 4 Filter King 14.5×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 21.5 x .75″ – FK14.5×21.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-42-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/e_55c99dbc-ee6f-4e7b-9cf9-4c39ccf953ee.jpg?v=1767005043 Filter King 22x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 42 x .75″ Filter King 22x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 42 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-20-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/73.1_1ecc165b-9eb5-4166-a411-f536cc6d029f.webp?v=1767005183 Filter King 29.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 20 x .75″ Filter King 29.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 20 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x12x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-11-5-x-1-75-fb12x12x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_ac092c6c-2240-4703-9cca-c1c22c172512.jpg?v=1767005203 Filter King 12x12x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 11.5 x 1.75″ – FB12X12X2 – 4 Filter King 12x12x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 11.5 x 1.75″ – FB12X12X2 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-8-x-75-fk21x8x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/74.1_6ad4d089-5948-464b-91a4-d521446abbc6.jpg?v=1767005379 Filter King 21x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 8 x .75″ – FK21x8x1A-M8 -4 Filter King 21x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 8 x .75″ – FK21x8x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-5-17-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-17-5-x-1-75-fk13-5-17-5x2a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_02f87a36-4850-4764-bfa0-0927dc2bc10e.jpg?v=1767005386 Filter King 13.5×17.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 17.5 x 1.75″ – FK13.5×17.5x2A-M8 – 4 Filter King 13.5×17.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 17.5 x 1.75″ – FK13.5×17.5x2A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-16-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-16-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/75.1.jpg?v=1767005537 Filter King 18.5×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 16.5 x .75″ Filter King 18.5×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 16.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-4-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-4-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27x4.jpg?v=1767005567 Filter King 27.5×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 4.5 x .75″ Filter King 27.5×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 4.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x36x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-35-5-x-1-75-fb12x36x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_6358375e-d25c-40ce-9448-728778f8b6c8.jpg?v=1767005575 Filter King 12x36x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 35.5 x 1.75″ – FB12X36X2 – 4 Filter King 12x36x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 35.5 x 1.75″ – FB12X36X2 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-44-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-44-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/g_abc82266-7f21-4984-85ba-f35a632af6ff.jpg?v=1767005649 Filter King 21×44.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 44.5 x .75″ Filter King 21×44.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 44.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x17x1-air-filter-4-pack-merv-8-actual-size-25-x-17-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/76.1.webp?v=1767005742 Filter King 25x17x1 Air Filter 4-PACK MERV 8 Actual Size 25 x 17 x .75″ Filter King 25x17x1 Air Filter 4-PACK MERV 8 Actual Size 25 x 17 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-31-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-31-5-x-1-75-fk29-5-31-5x2a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_4a7223be-cbfe-4b7e-aeb7-1bc60a94e7b7.jpg?v=1767005862 Filter King 29.5×31.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 31.5 x 1.75″ – FK29.5×31.5x2A-M8 – 4 Filter King 29.5×31.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 31.5 x 1.75″ – FK29.5×31.5x2A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-35-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-35-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/i_9ed70696-f902-4552-8730-d89f320e3e1c.jpg?v=1767005886 Filter King 24×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 35.5 x .75″ Filter King 24×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 35.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13x18x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-18-x-0-5-fb13x18x0-5a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_4a7223be-cbfe-4b7e-aeb7-1bc60a94e7b7.jpg?v=1767005862 Filter King 13x18x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 18 x 0.5″ – FB13X18X0.5A – 4 Filter King 29.5×31.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 31.5 x 1.75″ – FK29.5×31.5x2A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-53-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-53-5-x-75-fk27x53-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/77.1_0294a4d9-b709-4e3e-84a8-78812626c696.jpg?v=1767006103 Filter King 27×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 53.5 x .75″ – FK27x53.5x1A-M8 -4 Filter King 27×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 53.5 x .75″ – FK27x53.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-35-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-35-5-x-75-fk19-5-35-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19.5x35.5x1A-M8-4_34a187a7-4e23-4268-9f81-927aea610d5c.jpg?v=1767006224 Filter King 19.5×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 35.5 x .75″ – FK19.5×35.5x1A-M8 – 4 Filter King 19.5×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 35.5 x .75″ – FK19.5×35.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-61-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-61-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/h_bf81461d-85be-4b6e-a1b4-64d759fe8aba.webp?v=1767006229 Filter King 29.5×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 61.5 x .75″ Filter King 29.5×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 61.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-57-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-57-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/78.1.webp?v=1767006542 Filter King 26.5×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 57.5 x .75″ Filter King 26.5×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 57.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-8-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-8-x-19-5-x-75-fb08x19-5a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB08X19.5A-4_97d70cca-cdec-4842-b0b3-bc441cc39ed1.jpg?v=1767006588 Filter King 8×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8 x 19.5 x .75″ – FB08X19.5A – 4 Filter King 8×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8 x 19.5 x .75″ – FB08X19.5A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-18-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-18-5-x-75-fk23-5-18-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/q_d8b7e2d6-9f96-4cb4-98a8-fff583be2c94.jpg?v=1767006595 Filter King 23.5×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 18.5 x .75″ – FK23.5×18.5x1A-M8 -4 Filter King 23.5×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 18.5 x .75″ – FK23.5×18.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x16x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-16-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/79.1.webp?v=1767006715 Filter King 29.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 16 x .75″ Filter King 29.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 16 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x50x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-50-x-75-fk21x50x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/w_6113844e-7efe-4f12-bfd0-3162084c948d.jpg?v=1767006902 Filter King 21x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 50 x .75″ – FK21x50x1A-M8 -4 Filter King 21x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 50 x .75″ – FK21x50x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-21-5-0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-21-5-x-0-5-fb19x21-5x0-5a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_c4964f59-77ce-4786-9952-ae6988a15d2e.jpg?v=1767006998 Filter King 19×21.5×0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 21.5 x 0.5″ – FB19X21.5X0.5A – 4 Filter King 19×21.5×0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 21.5 x 0.5″ – FB19X21.5X0.5A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-19-x-75-fk20x19x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/80.1.webp?v=1767007012 Filter King 20x19x1 Air Filter | 4-PACK | MERV 8 HVAC 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Size: 20.5 x 34.5 x .75″ Filter King 20.5×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 34.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-21-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-21-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/28x21.webp?v=1767007817 Filter King 28.5×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 21.5 x .75″ Filter King 28.5×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 21.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-36-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-36-5-x-75 2026-06-04T17:10:28-04:00 daily 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https://hvacdirect.store/products/filter-king-20-5-48-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-48-5-x-75-fk20-5-48-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/t_328e4614-062f-493c-8173-1b9579c87043.jpg?v=1767008059 Filter King 20.5×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 48.5 x .75″ – FK20.5×48.5x1A-M8 -4 Filter King 20.5×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 48.5 x .75″ – FK20.5×48.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-35-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-35-5-x-75-fk23-5-35-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK23.5x35.5x1A-M8-4_9fd40559-50a2-45d9-93df-a6c2cdad4870.jpg?v=1767008160 Filter King 23.5×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 35.5 x .75″ – FK23.5×35.5x1A-M8 – 4 Filter King 23.5×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 35.5 x .75″ – FK23.5×35.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x22x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-22-x-1-75-fb22x22x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_193ec86f-beb0-4831-8f07-7b40f470cf9e.jpg?v=1767008276 Filter King 22x22x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 22 x 1.75″ – FB22X22X2 -4 Filter King 22x22x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 22 x 1.75″ – FB22X22X2 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-22-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-22-5-x-75-fk30x22-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/85.1_a23151a8-3352-46b6-a8bb-10fc44386836.jpg?v=1767008290 Filter King 30×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 22.5 x .75″ – FK30x22.5x1A-M8 -4 Filter King 30×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 22.5 x .75″ – FK30x22.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x57x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-57-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/s_7cc13469-57fc-45b0-9c1a-e5fc85bc2cb8.jpg?v=1767008355 Filter King 22.5x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 57 x .75″ Filter King 22.5x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 57 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x18x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-x-18-x-1-75-fb10x18x2a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_10429c5f-7f38-4ba9-9a6a-71bd41179192.jpg?v=1767008439 Filter King 10x18x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 18 x 1.75″ – FB10X18X2A – 4 Filter King 10x18x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 18 x 1.75″ – FB10X18X2A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-21-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB17X22-4_4ebffdcc-1829-421d-b803-3296ac39f14f.jpg?v=1767008520 Filter King 17x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 21.5 x .75″ Filter King 17x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 21.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x37x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-37-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_ecff0de7-01b6-430c-9664-b0aa72c2cce8.jpg?v=1767008705 Filter King 22.5x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 37 x .75″ Filter King 22.5x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 37 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x24x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-24-x-75-fk28-5x24x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_941440ad-37ce-41f4-859d-78ff4f7b4e5d.jpg?v=1767009076 Filter King 28.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 24 x .75″ – FK28.5x24x1A-M8 -4 Filter King 28.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 24 x .75″ – FK28.5x24x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-17-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-17-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_8a879c1f-d3d6-4f73-885a-2916333ae8c3.jpg?v=1767009425 Filter King 21.5×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 17.5 x .75″ Filter King 21.5×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 17.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-26-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-26-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/20x26.jpg?v=1767009456 Filter King 20×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 26.5 x .75″ Filter King 20×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 26.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-38-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-38-5-x-75-fk19-5-38-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/BB1.avif?v=1767009951 Filter King 19.5×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 38.5 x .75″ – FK19.5×38.5x1A-M8 -4 Filter King 19.5×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 38.5 x .75″ – FK19.5×38.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-41-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-41-5-x-75-fk27-5-41-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_9878a92b-e2da-4311-af77-88d770378db0.avif?v=1767010158 Filter King 27.5×41.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 41.5 x .75″ – FK27.5×41.5x1A-M8 -4 Filter King 27.5×41.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 41.5 x .75″ – FK27.5×41.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-23-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-23-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/29x23.jpg?v=1767010014 Filter King 29×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 23.5 x .75″ Filter King 29×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 23.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-47-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-47-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2247.webp?v=1767010208 Filter King 22.5×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 47.5 x .75″ Filter King 22.5×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 47.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-44-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-44-5-x-75-fk18x44-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_fcb01088-0683-45b6-8d41-5bbd4ad10c9b.avif?v=1767010441 Filter King 18×44.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 44.5 x .75″ – FK18x44.5x1A-M8 -4 Filter King 18×44.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 44.5 x .75″ – FK18x44.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-9-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-9-5-x-75 2026-06-04T17:10:28-04:00 daily 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https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_76a7afe4-f10b-4b0b-9b5a-e7d7ebfcb520.avif?v=1767010751 Filter King 19x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 41 x .75″ – FK19x41x1A-M8 -4 Filter King 19x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 41 x .75″ – FK19x41x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x49x1-air-filter-4-pack-merv-8-actual-size-28-x-49-x-75-fk28x49x1a-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/28x49x1_1b863775-88eb-4999-a94c-f1e33fcee91e.webp?v=1767010878 Filter King 28x49x1 Air Filter 4-PACK MERV 8 Actual Size 28 x 49 x .75″ – FK28x49x1A-M8 -4 Filter King 28x49x1 Air Filter 4-PACK MERV 8 Actual Size 28 x 49 x .75″ – FK28x49x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-12-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-12-5-x-75-fk26-5-12-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/G.avif?v=1767011105 Filter King 26.5×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 12.5 x .75″ – FK26.5×12.5x1A-M8 -4 Filter King 26.5×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 12.5 x .75″ – FK26.5×12.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5x13x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-13-x-75-fk27-5x13x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/H.avif?v=1767011386 Filter King 27.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 13 x .75″ – FK27.5x13x1A-M8 -4 Filter King 27.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 13 x .75″ – FK27.5x13x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5x60x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-60-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/23x60x1.jpg?v=1767011324 Filter King 23.5x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 60 x .75″ Filter King 23.5x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 60 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x18x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-18-x-75-fk20-5x18x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/J_a39c8fa6-4035-446d-9212-36cfc60dde64.webp?v=1767011381 Filter King 20.5x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 18 x .75″ – FK20.5x18x1A-M8 -4 Filter King 20.5x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 18 x .75″ – FK20.5x18x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x54x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-54-x-75-fk18x54x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/K_eaeb5418-fea2-4e8f-aaf2-7d3b1e7c68f8.jpg?v=1767011576 Filter King 18x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 54 x .75″ – FK18x54x1A-M8 -4 Filter King 18x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 54 x .75″ – FK18x54x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-19-x-75-fk28x19x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I_55c64432-91db-4219-9d86-12c0549d91c4.jpg?v=1767011793 Filter King 28x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 19 x .75″ – FK28x19x1A-M8 -4 Filter King 28x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 19 x .75″ – FK28x19x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x12x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-12-x-75-fk20-5x12x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/20x12.jpg?v=1767011911 Filter King 20.5x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 12 x .75″ – FK20.5x12x1A-M8 -4 Filter King 20.5x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 12 x .75″ – FK20.5x12x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x41x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-41-x-75-fk19-5x41x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/L_f386d905-6b72-425b-98bb-c56c95212b70.webp?v=1767012027 Filter King 19.5x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 41 x .75″ – FK19.5x41x1A-M8 -4 Filter King 19.5x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 41 x .75″ – FK19.5x41x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-11-5-23-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-23-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/1123.jpg?v=1767012087 Filter King 11.5×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 23.5 x .75″ Filter King 11.5×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 23.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x6x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-6-x-75-fk27x6x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/M.png?v=1767012269 Filter King 27x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 6 x .75″ – FK27x6x1A-M8 -4 Filter King 27x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 6 x .75″ – FK27x6x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-28-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-28-5-x-75-fk29x28-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/N.png?v=1767012473 Filter King 29×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 28.5 x .75″ – FK29x28.5x1A-M8 -4 Filter King 29×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 28.5 x .75″ – FK29x28.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-5-24-5-4-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-24-5-x-3-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/15x24.jpg?v=1767012649 Filter King 15.5×24.5×4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24.5 x 3.75″ Filter King 15.5×24.5×4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24.5 x 3.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5x16x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-16-x-75-fk24-5x16x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK24.5x16x1A-M8-4_0fa2ccfb-393f-4d5a-8dd0-5a08d2d9fff5.jpg?v=1767012709 Filter King 24.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 16 x .75″ – FK24.5x16x1A-M8 -4 Filter King 24.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 16 x .75″ – FK24.5x16x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x60x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-60-x-75-fk24x60x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/O_9767607c-6dc5-49e6-b98d-bbf24111da23.jpg?v=1767012746 Filter King 24x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 60 x .75″ – FK24x60x1A-M8 -4 Filter King 24x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 60 x .75″ – FK24x60x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-51-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-51-5-x-75-fk30-5-51-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/30.5x51.jpg?v=1767012916 Filter King 30.5×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 51.5 x .75″ – FK30.5×51.5x1A-M8 -4 Filter King 30.5×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 51.5 x .75″ – FK30.5×51.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x37x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-37-x-75-fk26x37x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/P.png?v=1767012922 Filter King 26x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 37 x .75″ – FK26x37x1A-M8 -4 Filter King 26x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 37 x .75″ – FK26x37x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-28-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-28-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/Q.webp?v=1767013151 Filter King 19×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 28.5 x .75″ Filter King 19×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 28.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-56-5-1-air-filter-4-pack-merv-8-actual-size-26-5-x-56-5-x-75-fk26-5-56-5x1a-m8-1 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/26.5x56.5.webp?v=1767013194 Filter King 26.5×56.5×1 Air Filter 4-PACK MERV 8 Actual Size 26.5 x 56.5 x .75″ – FK26.5×56.5x1A-M8 -1 Filter King 26.5×56.5×1 Air Filter 4-PACK MERV 8 Actual Size 26.5 x 56.5 x .75″ – FK26.5×56.5x1A-M8 -1 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-33-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-33-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/U_a047b619-0e12-409d-98fc-be5adb5141fa.webp?v=1767013387 Filter King 18×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 33.5 x .75″ Filter King 18×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 33.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-53-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-53-5-x-75-fk24-5-53-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2453.avif?v=1767013599 Filter King 24.5×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 53.5 x .75″ – FK24.5×53.5x1A-M8 -4 Filter King 24.5×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 53.5 x .75″ – FK24.5×53.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x65x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-65-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/T.webp?v=1767013635 Filter King 27x65x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 65 x .75″ Filter King 27x65x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 65 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-30-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-30-5-x-75-fk18-5-30-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/18.5x30.5.jpg?v=1767013962 Filter King 18.5×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 30.5 x .75″ – FK18.5×30.5x1A-M8 -4 Filter King 18.5×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 30.5 x .75″ – FK18.5×30.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-15-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-15-5-x-75-fk19x15-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19x15.5.avif?v=1767014387 Filter King 19×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 15.5 x .75″ – FK19x15.5x1A-M8 -4 Filter King 19×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 15.5 x .75″ – FK19x15.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-14-x-75-fk25x14x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25x14.avif?v=1767014737 Filter King 25x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 14 x .75″ – FK25x14x1A-M8 -4 Filter King 25x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 14 x .75″ – FK25x14x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-59-5-1-air-filter-4-pack-merv-8-actual-size-20-5-x-59-5-x-75-fk20-5-59-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/20x59.webp?v=1767014828 Filter King 20.5×59.5×1 Air Filter 4-PACK MERV 8 Actual Size 20.5 x 59.5 x .75″ – FK20.5×59.5x1A-M8 -4 Filter King 20.5×59.5×1 Air Filter 4-PACK MERV 8 Actual Size 20.5 x 59.5 x .75″ – FK20.5×59.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-29-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-29-5-x-75-fk26x29-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/26x29.5.png?v=1767015174 Filter King 26×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 29.5 x .75″ – FK26x29.5x1A-M8 -4 Filter King 26×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 29.5 x .75″ – FK26x29.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-34-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-34-5-x-75-fk20x34-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/20x34.jpg?v=1767015583 Filter King 20×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 34.5 x .75″ – FK20x34.5x1A-M8 -4 Filter King 20×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 34.5 x .75″ – FK20x34.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-28-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-28-5-x-75-fk25x28-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK25x28.5x1A-M8-4_ec19aa68-d6d0-43bd-9a59-a77ee8635705.jpg?v=1767015795 Filter King 25×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 28.5 x .75″ – FK25x28.5x1A-M8 -4 Filter King 25×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 28.5 x .75″ – FK25x28.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-28-5-1-air-filter-4-pack-merv-8-actual-size-24-x-28-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2428-1.webp?v=1767016073 Filter King 24×28.5×1 Air Filter 4-PACK MERV 8 Actual Size 24 x 28.5 x .75″ Filter King 24×28.5×1 Air Filter 4-PACK MERV 8 Actual Size 24 x 28.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-46-5-1-air-filter-4-pack-merv-8-actual-size-23-x-46-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2346-1.webp?v=1767016316 Filter King 23×46.5×1 Air Filter 4-PACK MERV 8 Actual Size 23 x 46.5 x .75″ Filter King 23×46.5×1 Air Filter 4-PACK MERV 8 Actual Size 23 x 46.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-61-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-61-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/1861.webp?v=1767017290 Filter King 18×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN 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Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 59 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5x49x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-49-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17X49.png?v=1767019218 Filter King 17.5x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 49 x .75″ Filter King 17.5x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 49 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-57-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-57-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/24x57.jpg?v=1767019655 Filter King 24.5×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 57.5 x .75″ Filter King 24.5×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 57.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x23x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-23-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17X23.jpg?v=1767019677 Filter King 17x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 23 x .75″ Filter King 17x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 23 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-31-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-31-5-x-75-fk23-5-31-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK23.5x31.5x1A-M8-4.avif?v=1767020746 Filter King 23.5×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 31.5 x .75″ – FK23.5×31.5x1A-M8 -4 Filter King 23.5×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 31.5 x .75″ – FK23.5×31.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5x35x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-35-x-75-fk26-5x35x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK26.5x35x1A-M8-4_39876f40-3829-4db6-a4dd-a8de8996a0c7.jpg?v=1767021135 Filter King 26.5x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 35 x .75″ – FK26.5x35x1A-M8 -4 Filter King 26.5x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 35 x .75″ – FK26.5x35x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-18-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-18-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/18x18x1_55ec0602-78b9-4ea3-9d2e-96250386d2eb.jpg?v=1767021694 Filter King 18×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 18.5 x .75″ Filter King 18×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 18.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5x37x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-37-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/23X37.jpg?v=1767021930 Filter King 23.5x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 37 x .75″ Filter King 23.5x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 37 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x20x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-19-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A-3.jpg?v=1767022179 Filter King 16x20x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 19.5 x .75″ Filter King 16x20x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 19.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x62x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-62-x 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21X62.webp?v=1767022352 Filter King 21x62x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 62 x Filter King 21x62x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 62 x WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-55-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-55-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2055.jpg?v=1767022583 Filter King 20×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 55.5 x .75″ Filter King 20×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 55.5 x .75″ WholesaleHVACDirect 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HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 21.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-48-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-48-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2848.jpg?v=1767026381 Filter King 28×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 48.5 x .75″ Filter King 28×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 48.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5x22x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-22-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/1722.jpg?v=1767027801 Filter King 17.5x22x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 22 x .75″ Filter King 17.5x22x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 22 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-24-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-24-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25X24.webp?v=1767028015 Filter King 25.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 24.5 x .75″ Filter King 25.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 24.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-45-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-45-5-x-75 2026-06-04T17:10:28-04:00 daily 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King 26.5×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 4.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-19-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_a2d59cc1-42bb-4e2e-b781-7a55a34e3232.jpg?v=1767065478 Filter King 27.5×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 19.5 x .75″ Filter King 27.5×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 19.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-60-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-60-5-x-75 2026-06-04T17:10:28-04:00 daily 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https://hvacdirect.store/products/filter-king-21x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-14-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21x14E.webp?v=1767065961 Filter King 21x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 14 x .75″ Filter King 21x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 14 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-28-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-28-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_e6482d8c-4b07-4570-8e04-9272efefaa33.webp?v=1767066177 Filter King 30.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 28.5 x .75″ Filter King 30.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 28.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5x23x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-23-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I_90e128cb-62f7-4472-83f0-204b7546789a.webp?v=1767066402 Filter King 26.5x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 23 x .75″ Filter King 26.5x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 23 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-65-5-1-air-filter-4-pack-merv-8-actual-size-28-5-x-65-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/88.1_4f9da904-a175-4f9c-8019-f079541dfab9.webp?v=1767066448 Filter King 28.5×65.5×1 Air Filter 4-PACK MERV 8 Actual Size 28.5 x 65.5 x .75″ Filter King 28.5×65.5×1 Air Filter 4-PACK MERV 8 Actual Size 28.5 x 65.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x31x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-31-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/J_bfba3208-ae61-43b4-b27e-2c8010c2e21c.webp?v=1767066611 Filter King 29.5x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 31 x .75″ Filter King 29.5x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 31 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-16-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-16-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2616.webp?v=1767066620 Filter King 26×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 16.5 x .75″ Filter King 26×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 16.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5x43x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-43-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/K_5b0f1692-0104-4d98-900a-991ce97d82ef.webp?v=1767066781 Filter King 23.5x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 43 x .75″ Filter King 23.5x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 43 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-51-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-51-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/G_5733dd3f-db96-40b5-a6b0-398166193ec9.jpg?v=1767066998 Filter King 20×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 51.5 x .75″ Filter King 20×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 51.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x28x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-28-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/89.1_6ba0f2a4-2ed7-464b-a17d-7bf1044c1c5e.jpg?v=1767067041 Filter King 26x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 28 x .75″ Filter King 26x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 28 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-19-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19x19.jpg?v=1767067094 Filter King 19x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 19 x .75″ Filter King 19x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 19 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x60x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-60-x-75-fk21x60x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/90.1.webp?v=1767067215 Filter King 21x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 60 x .75″ – FK21x60x1A-M8 -4 Filter King 21x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 60 x .75″ – FK21x60x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5x6x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-6-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/236.jpg?v=1767067227 Filter King 23.5x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 6 x .75″ Filter King 23.5x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 6 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x55x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-55-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/H_7faa5315-4339-44e1-9d23-a889539dea67.jpg?v=1767067234 Filter King 22.5x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 55 x .75″ Filter King 22.5x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 55 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-29-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-29-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2329.jpg?v=1767067402 Filter King 23×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 29.5 x .75″ Filter King 23×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 29.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x15x1-air-filter-4-pack-merv-8-actual-size-24-x-15-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/91.1_8256e504-3aa1-4d18-9182-02e2a015e2a2.webp?v=1767067455 Filter King 24x15x1 Air Filter 4-PACK MERV 8 Actual Size 24 x 15 x .75″ Filter King 24x15x1 Air Filter 4-PACK MERV 8 Actual Size 24 x 15 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-22-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/L_4e4fb33d-338b-4b08-a883-4f6519c0572a.jpg?v=1767067475 Filter King 30.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 22 x .75″ Filter King 30.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 22 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x24x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-23-5-x-1-75-fb22x24x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_9c91a886-4e78-4978-bac3-3514f4181ef9.jpg?v=1767067497 Filter King 22x24x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 23.5 x 1.75″ – FB22X24X2 – 4 Filter King 22x24x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 23.5 x 1.75″ – FB22X24X2 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5x15x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-15-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/92.1_de217d4f-194f-415f-87c0-9d44f8943896.jpg?v=1767067654 Filter King 23.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 15 x .75 Filter King 23.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 15 x .75 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x58x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-58-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/M_0bd0be44-2aa7-4dbf-9a43-cc1dd7defe29.jpg?v=1767067706 Filter King 25x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 58 x .75″ Filter King 25x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 58 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x62x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-62-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/N_4a631a92-edb2-4ab5-94bd-2823d8aa17d7.webp?v=1767067938 Filter King 29x62x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 62 x .75″ Filter King 29x62x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 62 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5x51x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-51-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/93.1_32337e67-7558-4bf1-b0f5-db6a38968d22.jpg?v=1767067950 Filter King 17.5x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 51 x .75″ Filter King 17.5x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 51 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-30-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-30-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/O_cefad6c5-d3dd-43a4-a8b1-a39a4212df53.jpg?v=1767068300 Filter King 25.5×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 30.5 x .75″ Filter King 25.5×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 30.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-36-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-36-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_421119ac-c246-4d90-bc4a-49060e81d01b.webp?v=1767068698 Filter King 25.5×36.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 36.5 x .75″ Filter King 25.5×36.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 36.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-24-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-24-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19241.jpg?v=1767069031 Filter King 19.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 24.5 x .75″ Filter King 19.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 24.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13x24x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-24-x-75-fb13x24a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB13X24A-4_4ca035b2-483e-4d70-a086-fff7582d3491.jpg?v=1767069040 Filter King 13x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 24 x .75″ – FB13X24A – 4 Filter King 13x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 24 x .75″ – FB13X24A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x45x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-45-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_3df39c84-7c00-4604-9557-4cb24432d56f.webp?v=1767069150 Filter King 28x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 45 x .75″ Filter King 28x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 45 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-25-21-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-25-x-21-5-x-75-fb16-25x21-5a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB16.25X21.5A-4_7d681ac3-02dd-4703-9e77-b04b2532f8e8.jpg?v=1767069209 Filter King 16.25×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.25 x 21.5 x .75″ – FB16.25X21.5A – 4 Filter King 16.25×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.25 x 21.5 x .75″ – FB16.25X21.5A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x32x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-32-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2232.jpg?v=1767069267 Filter King 22.5x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 32 x .75″ Filter King 22.5x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 32 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-22-25-0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-22-25-x-0-5-fb16x22-25x0-5a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_705ad3ca-fbc8-47fc-a3e7-0f06089dcef1.jpg?v=1767069392 Filter King 16×22.25×0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 22.25 x 0.5″ – FB16X22.25X0.5A – 4 Filter King 16×22.25×0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 22.25 x 0.5″ – FB16X22.25X0.5A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-19-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_70eff33d-6d9a-49b8-9c9b-d78291a26c2f.webp?v=1767069392 Filter King 26.5×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 19.5 x .75″ Filter King 26.5×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 19.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-11-25-23-25-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-25-x-23-25-x-1-75-fb11-25x23-25x2a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_c33831a5-1704-4065-a3dc-04669daa535c.jpg?v=1767069523 Filter King 11.25×23.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.25 x 23.25 x 1.75″ – FB11.25X23.25X2A – 4 Filter King 11.25×23.25×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.25 x 23.25 x 1.75″ – FB11.25X23.25X2A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-25-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-25-5-x-75-fk30x25-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/94.1_6c81edd4-d52b-4e69-a51f-9461244b5d7c.jpg?v=1767069540 Filter King 30×25.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 25.5 x .75″ – FK30x25.5x1A-M8 -4 Filter King 30×25.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 25.5 x .75″ – FK30x25.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-22-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-22-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_360c1719-0e5d-4a53-b19d-e701c2c28f0d.jpg?v=1767069636 Filter King 22.5×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 22.5 x .75″ Filter King 22.5×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 22.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-38-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-38-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/1938.webp?v=1767069651 Filter King 19×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 38.5 x .75″ Filter King 19×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 38.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x28x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-27-5-x-1-75-fb24x28x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_0c8b323e-9dc6-4f03-b608-13cf85f4ab67.jpg?v=1767069680 Filter King 24x28x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 27.5 x 1.75″ – FB24x28x2 – 4 Filter King 24x28x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 27.5 x 1.75″ – FB24x28x2 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-45-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-45-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/95.1.webp?v=1767069748 Filter King 24.5×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 45.5 x .75″ Filter King 24.5×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 45.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-5-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-19-5-x-75-fk13-5-19-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK13.5x19.5x1A-M8-4_18460647-a62b-475b-a185-3a69a6b587a5.jpg?v=1767069868 Filter King 13.5×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 19.5 x .75″ – FK13.5×19.5x1A-M8 – 4 Filter King 13.5×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 19.5 x .75″ – FK13.5×19.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-38-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-38-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_8ae9bcfe-ca39-4c64-b8b1-cf2acfaf3796.jpg?v=1767069898 Filter King 20×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 38.5 x .75″ Filter King 20×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 38.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-5-35-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-35-5-x-75-fk13-5-35-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK13.5x35.5x1A-M8-4_95a9d16c-dbab-49e5-80eb-8832e622769f.jpg?v=1767070011 Filter King 13.5×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 35.5 x .75″ – FK13.5×35.5x1A-M8 -4 Filter King 13.5×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 35.5 x .75″ – FK13.5×35.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-52-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-52-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/96.1_45af348d-8701-41bf-93dd-d9be9a2a6ade.jpg?v=1767070025 Filter King 23×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 52.5 x .75″ Filter King 23×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 52.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-51-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-51-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2451.webp?v=1767070060 Filter King 24×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 51.5 x .75″ Filter King 24×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 51.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-6-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-6-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_8369dc61-a6be-418c-94a1-9dcfa2c697fe.webp?v=1767070108 Filter King 30×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 6.5 x .75″ Filter King 30×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 6.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-65-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-65-5-x-75-fk28x65-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/97.1_115e86b5-0ce6-4de5-aaca-fa8b747106b2.webp?v=1767070176 Filter King 28×65.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 65.5 x .75″ – FK28x65.5x1A-M8 -4 Filter King 28×65.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 65.5 x .75″ – FK28x65.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-25x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-25-x-22-x-75-fk18-5x22x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK18.5x22x1A-M8-4_e4fddfb7-92cf-4733-b2c2-0b690c018ff3.jpg?v=1767070230 Filter King 18.25x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.25 x 22 x .75″ – FK18.5x22x1A-M8 – 4 Filter King 18.25x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.25 x 22 x .75″ – FK18.5x22x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x25x4-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-24-5-x-3-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2025.jpg?v=1767070373 Filter King 20x25x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 24.5 x 3.75″ Filter King 20x25x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 24.5 x 3.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5x64x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-64-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/98.1_0f098e19-9c31-4b0b-b2b8-40c314faed0f.jpg?v=1767070358 Filter King 30.5x64x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 64 x .75″ Filter King 30.5x64x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 64 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x58x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-58-x-75-fk28-5x58x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/G_e117cb00-c483-4af9-a344-19ac1cb8bb9c.avif?v=1767070622 Filter King 28.5x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 58 x .75″ – “FK28.5x58x1A-M8 -4 “ Filter King 28.5x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 58 x .75″ – “FK28.5x58x1A-M8 -4 “ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x26x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-25-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22x26x1-1.jpg?v=1767070496 Filter King 22x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 25.5 x .75″ Filter King 22x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 25.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x7x1-air-filter-4-pack-merv-8-actual-size-25-x-7-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/99.1.webp?v=1767070543 Filter King 25x7x1 Air Filter 4-PACK MERV 8 Actual Size 25 x 7 x .75″ Filter King 25x7x1 Air Filter 4-PACK MERV 8 Actual Size 25 x 7 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/195.jpg?v=1767070595 Filter King 19.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 5 x .75″ Filter King 19.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-4-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-4-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/H_66fe32b3-31bc-4969-9a86-e30ba87c4446.webp?v=1767070635 Filter King 29×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 4.5 x .75″ Filter King 29×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 4.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x47x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-47-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/100.1_b551e41a-76ff-4101-8af2-a5ce31847296.jpg?v=1767070712 Filter King 21x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 47 x .75″ Filter King 21x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 47 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-9-x-75-fk25-5x9x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I_f57c96ec-3800-4e46-993f-9e4f6f0ad7c9.jpg?v=1767070909 Filter King 25.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 9 x .75″ – FK25.5x9x1A-M8 -4 Filter King 25.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 9 x .75″ – FK25.5x9x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-55-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-55-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/1.1_12a3ce08-3b27-45b1-b0bf-2867cb29e331.webp?v=1767070960 Filter King 28.5×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 55.5 x .75″ Filter King 28.5×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 55.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x32x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-32-x-1-75-fb20x32x2a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_0ac94bcf-ed2a-4158-a6b3-a94c827b16ac.jpg?v=1767070976 Filter King 20x32x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 32 x 1.75″ – FB20X32X2A – 4 Filter King 20x32x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 32 x 1.75″ – FB20X32X2A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-14-5-1-air-filter-4-pack-merv-8-actual-size-30-5-x-14-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2.1.webp?v=1767071074 Filter King 30.5×14.5×1 Air Filter 4-PACK MERV 8 Actual Size 30.5 x 14.5 x .75″ Filter King 30.5×14.5×1 Air Filter 4-PACK MERV 8 Actual Size 30.5 x 14.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-48-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-48-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/3.1_a1ebc867-b134-4488-a3e2-50dc620aea69.jpg?v=1767071211 Filter King 24×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 48.5 x .75″ Filter King 24×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 48.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-12-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-12-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/J_e97ba3c2-eda9-4213-b5d7-2802da0e6827.jpg?v=1767071225 Filter King 17×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 12.5 x .75″ Filter King 17×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 12.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x31x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-31-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/4.1_e25d804e-1ea8-4f04-a507-5c71c925ec5e.jpg?v=1767071351 Filter King 26x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 31 x .75″ Filter King 26x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 31 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-28-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/29x29x1-1-1.jpg?v=1767071436 Filter King 29x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 28.5 x .75″ Filter King 29x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 28.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-38-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-38-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/5.1.webp?v=1767071576 Filter King 22.5×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 38.5 x .75″ Filter King 22.5×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 38.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x20x4-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-19-5-x-3-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_2e2342c1-d4aa-44c2-b81c-f0458bd63070.jpg?v=1767071875 Filter King 14x20x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 19.5 x 3.75 Filter King 14x20x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 19.5 x 3.75 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5x16x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-16-x-75-fk17-5x16x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/K_4ae31a72-1f67-45bb-bb8f-082f0868f145.jpg?v=1767071966 Filter King 17.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 16 x .75″ – FK17.5x16x1A-M8 -4 Filter King 17.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 16 x .75″ – FK17.5x16x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x49x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-49-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/6.1.avif?v=1767072232 Filter King 21.5x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 49 x .75″ Filter King 21.5x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 49 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-66-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-66-5-x-75-fk22-5-66-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/L_1efc7167-0f79-4d9a-91ef-1d447876f767.avif?v=1767072381 Filter King 22.5×66.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 66.5 x .75″ – FK22.5×66.5x1A-M8 -4 Filter King 22.5×66.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 66.5 x .75″ – FK22.5×66.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/7.1_c9eddbab-e17c-4897-bb1f-e337cfa5ae88.jpg?v=1767072281 Filter King 26x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 5 x .75″ Filter King 26x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-24-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/24x25x1-1.jpg?v=1767072347 Filter King 24x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 24.5 x .75″ Filter King 24x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 24.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-38-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-38-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8.1_fbf46ea3-beb3-4014-908d-dc326a3cb70f.jpg?v=1767072419 Filter King 24×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 38.5 x .75″ Filter King 24×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 38.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5x56x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-56-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/M_e9a1be75-aae8-4cae-b593-47df95c09650.jpg?v=1767072591 Filter King 30.5x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 56 x .75″ Filter King 30.5x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 56 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-33-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-33-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/9.1_0f86ef16-ff54-49b5-85e1-236726aa8983.jpg?v=1767072651 Filter King 17.5×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 33.5 x .75″ Filter King 17.5×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 33.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x21x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-20-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/18x21x1-1.jpg?v=1767072767 Filter King 18x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 20.5 x .75″ Filter King 18x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 20.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-15-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-15-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/29152.jpg?v=1767072891 Filter King 29.5×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 15.5 x .75 Filter King 29.5×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 15.5 x .75 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-25-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/10.1_96291df8-0805-4e71-8aeb-3082e6b0f639.jpg?v=1767072775 Filter King 25.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 25 x .75 Filter King 25.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 25 x .75 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x59x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-59-x-75-fk25x59x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/N_8cd26ef5-7ead-4e9f-a40d-90a248d1eb4d.jpg?v=1767072884 Filter King 25x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 59 x .75″ – FK25x59x1A-M8 -4 Filter King 25x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 59 x .75″ – FK25x59x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-25-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/11.1_11aa6560-9e6c-43fb-b96d-e232cd791a6b.jpg?v=1767073011 Filter King 17.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 25 x .75″ Filter King 17.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 25 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-6x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-5-5-x-29-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/6x30x1-1.jpg?v=1767073129 Filter King 6x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 29.5 x .75″ Filter King 6x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 29.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-51-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-51-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/12.1.png?v=1767073155 Filter King 25×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 51.5 x .75″ Filter King 25×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 51.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x35x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-34-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/20351.jpg?v=1767073176 Filter King 20x35x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 34.5 x 1.75″ Filter King 20x35x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated 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Furnace Filters | MADE IN USA | Actual Size: 15.5 x 31.5 x .75″ Filter King 16x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 31.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-29-x-75-fk29x28x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/13.1.jpg?v=1767073384 Filter King 28x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 29 x .75″ – FK29x28x1A-M8 -4 Filter King 28x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 29 x .75″ – FK29x28x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-65-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-65-5-x-75 2026-06-04T17:10:28-04:00 daily 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WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15x23x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-22-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/15x23x1-2.jpg?v=1767073662 Filter King 15x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 22.5 x .75″ Filter King 15x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 22.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x63x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-63-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_40b801a3-9112-4371-8afe-e43f1c2dcdd0.webp?v=1767073781 Filter King 28x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 63 x .75″ Filter King 28x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 63 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-21-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-21-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22X21.jpg?v=1767073851 Filter King 22×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 21.5 x .75″ Filter King 22×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 21.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15x20x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-19-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_2e8eb394-75aa-473a-8207-50269e316d75.jpg?v=1767073970 Filter King 15x20x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 19.5 x 1.75″ Filter King 15x20x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 19.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-42-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-42-5-x-75-fk29-5-42-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_12a43eb5-7e78-4332-879e-6633eca5e350.jpg?v=1767074095 Filter King 29.5×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 42.5 x .75″ – FK29.5×42.5x1A-M8 -4 Filter King 29.5×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 42.5 x .75″ – FK29.5×42.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x25x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-24-5-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_cb2e06c9-b9f1-4e1c-b591-993cd7ccfd55.jpg?v=1767074102 Filter King 14x25x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 24.5 x 0.5″ Filter King 14x25x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 24.5 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-37-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-37-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2437.webp?v=1767074154 Filter King 24×37.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 37.5 x .75″ Filter King 24×37.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 37.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x15x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-14-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_ea55e904-c47b-4500-8775-9fcf17ba1d7a.jpg?v=1767074281 Filter King 12x15x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 14.5 x 1.75″ Filter King 12x15x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 14.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5x58x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-58-x-75-fk27-5x58x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/15.1_a0d89703-d8ef-4e36-bea3-fba9ea890086.jpg?v=1767074453 Filter King 27.5x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 58 x .75″ – FK27.5x58x1A-M8 -4 Filter King 27.5x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 58 x .75″ – FK27.5x58x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x6x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-6-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_4aafae0b-a421-4f9a-af93-79559eb5f720.jpg?v=1767074464 Filter King 18x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 6 x .75″ Filter King 18x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 6 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x29x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-28-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_724342d7-32c6-498d-9262-8769a53cad6c.jpg?v=1767074616 Filter King 29x29x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 28.5 x 1.75″ Filter King 29x29x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 28.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x44x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-44-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/16.1_a486faca-12a6-4434-bb29-6756333978d1.jpg?v=1767074645 Filter King 21x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 44 x .75″ Filter King 21x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 44 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-25-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-25-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_de0b08ff-1e4b-4789-9302-e048ffd46631.webp?v=1767074700 Filter King 23.5×25.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 25.5 x .75″ Filter King 23.5×25.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 25.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5x55x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-55-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17.1_6b0f698b-6d50-4e90-a8d5-0648e9142559.jpg?v=1767075321 Filter King 24.5x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 55 x .75″ Filter King 24.5x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 55 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x50x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-50-x-75-fk20x50x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_3c9677a2-0ddf-447e-9f6a-949a77bdfcc0.jpg?v=1767075465 Filter King 20x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 50 x .75″ – FK20x50x1A-M8 -4 Filter King 20x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 50 x .75″ – FK20x50x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x36x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-35-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_deeabd77-5cab-4354-92ea-e0572cd48405.jpg?v=1767075664 Filter King 20x36x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 35.5 x 1.75″ Filter King 20x36x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 35.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-25-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-25-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_cdf509a2-c937-45b0-8b55-dd84f3433058.webp?v=1767075843 Filter King 25×25.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 25.5 x .75″ Filter King 25×25.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 25.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-32-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-32-5-x-75-fk19x32-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/18.1_18e8118e-254d-4073-8a01-e4d06cd9b05f.jpg?v=1767075860 Filter King 19×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 32.5 x .75″ – FK19x32.5x1A-M8 -4 Filter King 19×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 32.5 x .75″ – FK19x32.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x24x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-75-x-23-75-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_ada9576e-b752-493a-b63c-42be49681e92.jpg?v=1767075902 Filter King 24x24x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.75 x 23.75 x 0.5″ Filter King 24x24x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.75 x 23.75 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15x20x4-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-19-5-x-3-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/15x20x4-1.webp?v=1767076023 Filter King 15x20x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 19.5 x 3.75″ Filter King 15x20x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 19.5 x 3.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x18x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-17-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_9827cf36-05b0-4a18-9168-3e4c1cf3df77.jpg?v=1767076333 Filter King 18x18x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 17.5 x 1.75″ Filter King 18x18x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 17.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x22x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-21-5-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_1ade421a-eca2-4b8c-a0de-ace65056089f.jpg?v=1767076585 Filter King 18x22x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 21.5 x 0.5″ Filter King 18x22x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 21.5 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15x15x4-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-14-5-x-3-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_a73e0e02-2828-4e95-9b20-a64c634280c7.jpg?v=1767076995 Filter King 15x15x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 14.5 x 3.75″ Filter King 15x15x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 14.5 x 3.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-35-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22x36x1-1.webp?v=1767077366 Filter King 22x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 35.5 x .75″ Filter King 22x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 35.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x47x1-air-filter-4-pack-merv-8-actual-size-19-x-47-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19.1.webp?v=1767077714 Filter King 19x47x1 Air Filter 4-PACK MERV 8 Actual Size 19 x 47 x .75″ Filter King 19x47x1 Air Filter 4-PACK MERV 8 Actual Size 19 x 47 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5x60x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-60-x-75-fk18-5x60x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK18.5x60x1A-M8-4.jpg?v=1767077835 Filter King 18.5x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 60 x .75″ – FK18.5x60x1A-M8 -4 Filter King 18.5x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 60 x .75″ – FK18.5x60x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x32x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-75-x-31-75-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/16x32x1-1-2.jpg?v=1767077860 Filter King 16x32x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.75 x 31.75 x .75″ Filter King 16x32x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.75 x 31.75 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x23x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-22-5-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_afdd7a99-7dcf-41fb-95b2-f184d105ebd5.jpg?v=1767078127 Filter King 20x23x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 22.5 x 0.5″ Filter King 20x23x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 22.5 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x41x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-41-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_ac4d76c4-e0d5-4bb3-b610-1e3b93f2d2eb.webp?v=1767078312 Filter King 23x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 41 x .75″ Filter King 23x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 41 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5x53x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-53-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/20.1_4e318ccf-60b6-4a79-ab23-46823cdeb9bb.jpg?v=1767078346 Filter King 25.5x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 53 x .75″ Filter King 25.5x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 53 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-5-5-29-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-5-5-x-29-5-x-75-fk5-5-29-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK5.5x29.5x1A-M8-4.jpg?v=1767078498 Filter King 5.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 29.5 x .75″ – FK5.5×29.5x1A-M8 -4 Filter King 5.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 29.5 x .75″ – FK5.5×29.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5x12x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-12-x-75-fk25-5x12x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21.1_cb77a672-b9ef-4b31-8d33-9ebcb6306cc1.jpg?v=1767078535 Filter King 25.5x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 12 x .75″ – FK25.5x12x1A-M8 -4 Filter King 25.5x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 12 x .75″ – FK25.5x12x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-52-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-52-5-x-75-fk23-5-52-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_eca750e0-5a88-421d-85b7-5629368ec739.avif?v=1767078748 Filter King 23.5×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 52.5 x .75″ – FK23.5×52.5x1A-M8 -4 Filter King 23.5×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 52.5 x .75″ – FK23.5×52.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x11x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-11-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22.1_da8823a6-4f87-4096-9d0f-ae76a6b2df61.jpg?v=1767078692 Filter King 18x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 11 x .75″ Filter King 18x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 11 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x66x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-66-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_455c2425-f6cf-4c2c-ac94-24aed72c688e.webp?v=1767078763 Filter King 28x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 66 x .75″ Filter King 28x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 66 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-8x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-8-x-20-x-75-fk8x20x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK8x20x1A-M8-4_b9158f57-5667-460b-882a-e2e914cd0e8d.jpg?v=1767078773 Filter King 8x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8 x 20 x .75″ – FK8x20x1A-M8 – 4 Filter King 8x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8 x 20 x .75″ – FK8x20x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-22-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-22-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/23.1_a12fc959-80c9-43a9-8306-6e819dd90e3b.jpg?v=1767078924 Filter King 18×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 22.5 x .75″ Filter King 18×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 22.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-40-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-40-5-x-75-fk24x40-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_f56fe629-05f6-4be9-805a-2280dc1db7b9.jpg?v=1767078996 Filter King 24×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 40.5 x .75″ – FK24x40.5x1A-M8 -4 Filter King 24×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 40.5 x .75″ – FK24x40.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-20-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/24.1_2b3ca29c-cc42-48ac-addf-ebedd27c8be5.jpg?v=1767079136 Filter King 21x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 20 x .75″ Filter King 21x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 20 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9-5-24-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-24-5-x-75-fk9-5-24-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9.5x24.5x1A-M8-4_674ef966-6909-4066-b375-5653b4336343.jpg?v=1767079151 Filter King 9.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 24.5 x .75″ – FK9.5×24.5x1A-M8 – 4 Filter King 9.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 24.5 x .75″ – FK9.5×24.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-7-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-7-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_cb946130-198f-4513-a9aa-5204d1d27515.jpg?v=1767079192 Filter King 20×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 7.5 x .75″ Filter King 20×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 7.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-9-x-75-fk28-5x9x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/G3_9c19bf0f-0884-421d-976d-b3ca211bf997.jpg?v=1767079365 Filter King 28.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 9 x .75″ – FK28.5x9x1A-M8 -4 Filter King 28.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 9 x .75″ – FK28.5x9x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-24-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-24-5-x-75-fk23-5-24-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK23.5x24.5x1A-M8-4_8178285d-a7a2-45e7-a76a-566a60a627b8.jpg?v=1767079520 Filter King 23.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 24.5 x .75″ – FK23.5×24.5x1A-M8 – 4 Filter King 23.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 24.5 x .75″ – FK23.5×24.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-9-x-75-fk20x9x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/G_64c4bf2f-d602-4c02-b425-c70741e4943f.jpg?v=1767079550 Filter King 20x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 9 x .75″ – FK20x9x1A-M8 -4 Filter King 20x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 9 x .75″ – FK20x9x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-59-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-59-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25.1_a0611ac1-2f63-4e94-99ed-00611e55af88.webp?v=1767079561 Filter King 26×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 59.5 x .75″ Filter King 26×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 59.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x47x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-47-x-75-fk20x47x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/H_a8f69901-d74d-484b-b551-3aa5eae93ace.jpg?v=1767079750 Filter King 20x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 47 x .75″ – FK20x47x1A-M8 -4 Filter King 20x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 47 x .75″ – FK20x47x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-47-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-47-5-x-75-fk20-5-47-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27.1_51720dc0-3f24-4b28-a1aa-d8c357cc2762.avif?v=1767079987 Filter King 20.5×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 47.5 x .75″ – FK20.5×47.5x1A-M8 -4 Filter King 20.5×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 47.5 x .75″ – FK20.5×47.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x40x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-40-x-75-fk27x40x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/28.1.png?v=1767079947 Filter King 27x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 40 x .75″ FK27x40x1A-M8 -4 Filter King 27x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 40 x .75″ FK27x40x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x47x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-47-x-75-fk30-5-46-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I_ff9dc85b-f84d-4fb9-8c6f-eee05fd1dd3d.jpg?v=1767079982 Filter King 20x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 47 x .75″ – FK30.5×46.5x1A-M8 -4 Filter King 20x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 47 x .75″ – FK30.5×46.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-21-5-x-75-fb15x22-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB15X22-4_1e4930f9-b146-495e-9b19-3883d9078ba6.jpg?v=1767080000 Filter King 15x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 21.5 x .75″ – FB15X22 – 4 Filter King 15x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 21.5 x .75″ – FB15X22 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5x61x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-61-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/29.1_da193616-965c-4306-b2c4-e146c3a33d48.jpg?v=1767080109 Filter King 17.5x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 61 x .75″ Filter King 17.5x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 61 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-27-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-27-5-x-75-fk25-5-27-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/J_ab7062a1-d44b-4f83-a218-913650b716b6.avif?v=1767080413 Filter King 25.5×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 27.5 x .75″ – FK25.5×27.5x1A-M8 -4 Filter King 25.5×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 27.5 x .75″ – FK25.5×27.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x17x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-17-x-75-fk23x17x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/30.1_d54b2a3a-93f5-4991-a1a1-37886d0f71c6.jpg?v=1767080283 Filter King 23x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 17 x .75″ – FK23x17x1A-M8 -4 Filter King 23x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 17 x .75″ – FK23x17x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x24x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-23-5-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_5dc7730e-8537-4c6d-823c-3a1c39324c03.jpg?v=1767080341 Filter King 12x24x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 23.5 x 0.5″ Filter King 12x24x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 23.5 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x28x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-27-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/18x30x1-1.jpg?v=1767080562 Filter King 18x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 27.5 x .75″ Filter King 18x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 27.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-45-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-45-5-x-75-fk23-5-45-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/JJ1.png?v=1767080637 Filter King 23.5×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 45.5 x .75″ – FK23.5×45.5x1A-M8 -4 Filter King 23.5×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 45.5 x .75″ – FK23.5×45.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x23x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-22-5-x-75-fb14x23-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB14X23-4_4faa28d5-4e81-41ad-9668-9725450cd3d4.jpg?v=1767080706 Filter King 14x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 22.5 x .75″ – FB14X23 -4 Filter King 14x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 22.5 x .75″ – FB14X23 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-5-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-5-5-x-75-fk29-5-5-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/KK1_47e25b80-c282-486c-bbb2-45ebef6be982.jpg?v=1767080837 Filter King 29.5×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 5.5 x .75″ – FK29.5×5.5x1A-M8 -4 Filter King 29.5×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 5.5 x .75″ – FK29.5×5.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-35-5-x-75-fb14x36-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB14X36-4_14ba3453-fbd3-492f-8db9-3bdbdda8e504.jpg?v=1767080848 Filter King 14x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 35.5 x .75″ – FB14X36 – 4 Filter King 14x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 35.5 x .75″ – FB14X36 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x23x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-22-5-x-75-fb20x23-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB20X23-4_7d85f896-bad3-465a-97fd-c5dc00e1ad97.jpg?v=1767081010 Filter King 20x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 22.5 x .75″ – FB20X23 – 4 Filter King 20x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 22.5 x .75″ – FB20X23 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-34-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-34-5-x-75-fk24x34-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/L_5b3d0a4b-711c-4cea-9096-ca1ac364bd87.jpg?v=1767081037 Filter King 24×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 34.5 x .75″ – FK24x34.5x1A-M8 -4 Filter King 24×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 34.5 x .75″ – FK24x34.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x39x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-39-x-75-fk20-5x39x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/M_46f7c422-a69b-475f-96b4-48b2e6d8acb1.jpg?v=1767081356 Filter King 20.5x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 39 x .75″ – FK20.5x39x1A-M8 -4 Filter King 20.5x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 39 x .75″ – FK20.5x39x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x11x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-11-x-75-fk21-5x11x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/N_fa8906dd-0204-46f9-b45f-986bd9560b5d.png?v=1767081616 Filter King 21.5x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 11 x .75″ – FK21.5x11x1A-M8 -4 Filter King 21.5x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 11 x .75″ – FK21.5x11x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x16x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-15-5-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_d399be6e-8fea-41d9-aad7-3cc8d9a16bd1.jpg?v=1767081734 Filter King 10x16x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 15.5 x 0.5″ Filter King 10x16x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 15.5 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x50x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-50-x-75-fk17x50x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/NN1_e8a097a4-cd1f-4c17-a191-b08869c5f956.jpg?v=1767081994 Filter King 17x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 50 x .75″ – FK17x50x1A-M8 -4 Filter King 17x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 50 x .75″ – FK17x50x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x20x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-19-5-x-0-5-fb12x20x0-5-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_0fb23d5a-3b2f-4203-88ea-90bf06e768f6.jpg?v=1767082391 Filter King 12x20x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 19.5 x 0.5″ – FB12X20X0.5 – 4 Filter King 12x20x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 19.5 x 0.5″ – FB12X20X0.5 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-53-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-53-5-x-75-fk29x53-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/O_e964342c-d117-4316-ba01-ad212b0a9386.avif?v=1767082821 Filter King 29×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 53.5 x .75″ – FK29x53.5x1A-M8 -4 Filter King 29×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 53.5 x .75″ – FK29x53.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-35-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/20x36x1.jpg?v=1767082816 Filter King 20x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 35.5 x .75″ Filter King 20x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 35.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x63x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-63-x-75-fk20x63x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/P_644b80a2-dfd9-46eb-945f-c78347c0374a.jpg?v=1767083059 Filter King 20x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 63 x .75″ – FK20x63x1A-M8 -4 Filter King 20x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 63 x .75″ – FK20x63x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15x25x4-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-24-5-x-3-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_3ef20de6-c3f6-43c6-ba51-85c98134ed9a.jpg?v=1767083483 Filter King 15x25x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 24.5 x 3.75″ Filter King 15x25x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 24.5 x 3.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x19x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-18-5-x-0-5-fb16x19x0-5-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_3a9933d3-eb73-4fa3-8a4c-bbed491fe0a9.jpg?v=1767083795 Filter King 16x19x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 18.5 x 0.5″ – FB16X19X0.5 – 4 Filter King 16x19x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 18.5 x 0.5″ – FB16X19X0.5 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-37-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-37-5-x-75-fk22-5-37-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/Q_9a169540-06f9-46d5-91d2-6cfb965b067b.avif?v=1767084167 Filter King 22.5×37.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 37.5 x .75″ – FK22.5×37.5x1A-M8 -4 Filter King 22.5×37.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 37.5 x .75″ – FK22.5×37.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x27x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-26-5-x-75-fb12x27-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB12X27-4_626bc258-4433-4f77-b068-baa9f72746cc.jpg?v=1767084123 Filter King 12x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 26.5 x .75″ – FB12X27 – 4 Filter King 12x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 26.5 x .75″ – FB12X27 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30x24x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-24-x-75-fk30x24x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_28a9e2d9-3eb5-4136-a397-c9b19c4e10d9.avif?v=1767084473 Filter King 30x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 24 x .75″ – FK30x24x1A-M8 -4 Filter King 30x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 24 x .75″ – FK30x24x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-17-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-17-5-x-75-fk29-5-17-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_a586e286-ded4-4200-8061-a96a0c76c4b8.jpg?v=1767084494 Filter King 29.5×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 17.5 x .75″ – FK29.5×17.5x1A-M8 -4 Filter King 29.5×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 17.5 x .75″ – FK29.5×17.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x20x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-20-x-1-75-fb18x20x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_6e22877e-f79a-4721-a7db-2f1356d68280.jpg?v=1767084562 Filter King 18x20x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 20 x 1.75″ – FB18X20X2 – 4 Filter King 18x20x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 20 x 1.75″ – FB18X20X2 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x35x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-35-x-75-fk22-5x35x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_aee173ad-520f-4ce4-b188-385440b120d0.avif?v=1767084869 Filter King 22.5x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 35 x .75″ – FK22.5x35x1A-M8 -4 Filter King 22.5x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 35 x .75″ – FK22.5x35x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-6-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-6-5-x-75-fk30-5-6-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_7eb4c646-e67a-456c-9289-d447459ec658.jpg?v=1767084876 Filter King 30.5×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 6.5 x .75″ – FK30.5×6.5x1A-M8 -4 Filter King 30.5×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 6.5 x .75″ – FK30.5×6.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x25x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-24-5-x-1-75-fb18x25x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_68f9a737-8699-4d3b-92d7-560dc1346757.jpg?v=1767084936 Filter King 18x25x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 24.5 x 1.75″ – FB18X25X2 – 4 Filter King 18x25x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 24.5 x 1.75″ – FB18X25X2 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-6-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-6-5-x-75-fk21-5-49-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_fdc8baee-86d7-4b89-b767-f1cc7a7973d6.jpg?v=1767085087 Filter King 30.5×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 6.5 x .75″ – FK21.5×49.5x1A-M8 -4 Filter King 30.5×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 6.5 x .75″ – FK21.5×49.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-30-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-30-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_784e4b70-f327-4a04-b4d0-ff3188423d14.jpg?v=1767085394 Filter King 29.5×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 30.5 x .75″ Filter King 29.5×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 30.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x16x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-15-5-x-1-75-fb10x16x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_6a28251b-eba8-4fc9-beef-3d91aed34917.jpg?v=1767085730 Filter King 10x16x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 15.5 x 1.75″ – FB10X16X2 – 4 Filter King 10x16x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 15.5 x 1.75″ – FB10X16X2 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-60-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-60-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/J1_0d7d3027-f25e-4e06-90de-5cb8eac02738.jpg?v=1767085894 Filter King 23×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 60.5 x .75″ Filter King 23×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 60.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x36x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-35-5-x-0-5-fb18x36x0-5-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_89d449bc-752d-479c-a5ab-103a4a66b131.jpg?v=1767085975 Filter King 18x36x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 35.5 x 0.5″ – FB18X36X0.5 – 4 Filter King 18x36x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 35.5 x 0.5″ – FB18X36X0.5 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5x24x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-24-x-75-fk26-5x24x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK26.5x24x1A-M8-4.avif?v=1767086241 Filter King 26.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 24 x .75″ – FK26.5x24x1A-M8 -4 Filter King 26.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 24 x .75″ – FK26.5x24x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x52x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-52-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/K_937c18b4-6b54-4668-8b3c-cdfd84226b36.webp?v=1767086396 Filter King 23x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 52 x .75″ Filter King 23x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 52 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x21x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-20-5-x-75-fb19x21-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB19X21-4_db755a57-1ded-4de6-af08-4d5ca326ec60.jpg?v=1767086415 Filter King 19x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 20.5 x .75″ – FB19X21 -4 Filter King 19x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 20.5 x .75″ – FB19X21 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x37x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-37-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25x37.jpg?v=1767086497 Filter King 25x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 37 x .75″ Filter King 25x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 37 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-28-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-28-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/L_f51df95e-610a-473c-8659-bcc49ac13a1f.jpg?v=1767086581 Filter King 22.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 28.5 x .75″ Filter King 22.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 28.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x12x4-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-11-5-x-3-75-fb12x12x4-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_24ac553b-978a-4d34-b07a-e906312d99c1.jpg?v=1767086905 Filter King 12x12x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 11.5 x 3.75″ – FB12X12X4 – 4 Filter King 12x12x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 11.5 x 3.75″ – FB12X12X4 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30x15x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-15-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/M_167a391d-fa9d-4811-acd1-ae51f3919975.jpg?v=1767086999 Filter King 30x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 15 x .75″ Filter King 30x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 15 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-61-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-61-5-x-75-fk29x61-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK29x61.5x1A-M8-4_415a76a9-e0a4-4b21-bcee-4338f036f7c8.jpg?v=1767087484 Filter King 29×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 61.5 x .75″ – FK29x61.5x1A-M8 -4 Filter King 29×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 61.5 x .75″ – FK29x61.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x18x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-17-5-0-5-fb14x18x0-5-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_e1183a73-8725-4ca0-a14b-6abd8e8af5d5.jpg?v=1767087500 Filter King 14x18x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 17.5×0.5″ – FB14X18X0.5 – 4 Filter King 14x18x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 17.5×0.5″ – FB14X18X0.5 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-19-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/N_a2d01ba8-420c-4490-9aba-771d12bf4ee9.webp?v=1767087615 Filter King 30×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 19.5 x .75″ Filter King 30×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 19.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x20x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-19-5-x-0-5-fb20x20x0-5-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_dcfd0a9a-1b13-4aff-9aef-e529d0c125f3.jpg?v=1767087790 Filter King 20x20x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 19.5 x 0.5″ – FB20X20X0.5 – 4 Filter King 20x20x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 19.5 x 0.5″ – FB20X20X0.5 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-36-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/O_2bb4b8c4-04cb-4ebe-99d4-b307675889cf.jpg?v=1767088146 Filter King 23x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 36 x .75″ Filter King 23x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 36 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-60-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-60-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/20x60.jpg?v=1767088219 Filter King 20.5×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 60.5 x .75″ Filter King 20.5×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 60.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x25x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-24-5-1-75-fb19x25x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_b010956c-b2fa-4572-99f0-9a50f1334ecf.jpg?v=1767088397 Filter King 19x25x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5×24.5×1.75″ – FB19X25X2 – 4 Filter King 19x25x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5×24.5×1.75″ – FB19X25X2 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x61x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-61-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/P_7ac9519a-dc18-4813-9725-68e120c175f8.webp?v=1767088498 Filter King 20x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 61 x .75″ Filter King 20x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 61 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x27x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-26-5-x-75-fb27x27-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB27X27-4_0fbbd326-8fb4-439a-8713-2abe54bc8d0f.jpg?v=1767089019 Filter King 27x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 26.5 x .75″ – FB27X27 – 4 Filter King 27x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 26.5 x .75″ – FB27X27 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-18-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-18-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/Q_05253977-bb32-4c3a-a1a6-09869d1dc95c.jpg?v=1767089152 Filter King 29.5×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 18.5 x .75″ Filter King 29.5×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 18.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-11-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-11-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/23x11.jpg?v=1767089331 Filter King 23.5×11.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 11.5 x .75″ Filter King 23.5×11.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 11.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x28x1-air-filter-4-pack-carbon-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-27-5-x-75-fb25x28-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB25X28-4_a7f53528-7eef-4c44-b2d0-8a19db1d7aa7.avif?v=1767089748 Filter King 25x28x1 Air Filter | 4-PACK | Carbon MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 27.5 x .75″ – FB25X28 – 4 Filter King 25x28x1 Air Filter | 4-PACK | Carbon MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 27.5 x .75″ – FB25X28 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x27x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-27-x-75-fk23x27x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK23x27x1A-M8-4_b198f26a-4d04-4457-b233-c7ddac58b5e0.jpg?v=1767089595 Filter King 23x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 27 x .75″ – FK23x27x1A-M8 -4 Filter King 23x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 27 x .75″ – FK23x27x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x66x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-66-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/U_7b2ea56e-e28f-45cb-878a-e632a047eafa.webp?v=1767089628 Filter King 21x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 66 x .75″ Filter King 21x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 66 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-28-5-x-75-fb25x29-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB25X29-4_8100b203-766c-43d4-a27d-91e8f4b76dce.webp?v=1767089636 Filter King 25x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 28.5 x .75″ – FB25X29 – 4 Filter King 25x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 28.5 x .75″ – FB25X29 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x24x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-23-5-x-75-fb16x24-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB16X24-4_91f2dd8d-e2f3-4509-a1ec-ef6e5f4ecc99.jpg?v=1767089739 Filter King 16x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 23.5 x .75″ – FB16X24 – 4 Filter King 16x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 23.5 x .75″ – FB16X24 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x55x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-55-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/V.webp?v=1767089856 Filter King 29.5x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 55 x .75″ Filter King 29.5x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 55 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x16x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-15-5-x-75-fb10x16-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB10X16-4_af5d43e4-369c-4711-8ac4-db54368f15ba.jpg?v=1767089941 Filter King 10x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 15.5 x .75″ – FB10X16 – 4 Filter King 10x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 15.5 x .75″ – FB10X16 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5x66x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-66-x-75-fk27-5x66x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK27.5x66x1A-M8-4_0bcc0e56-9d81-4205-8de8-c6309436b06b.webp?v=1767089977 Filter King 27.5x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 66 x .75″ – FK27.5x66x1A-M8 -4 Filter King 27.5x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 66 x .75″ – FK27.5x66x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x20x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-19-5-x-0-5-fb14x20x0-5-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_51c3bdf0-0974-4bf6-8cae-8246261e7483.jpg?v=1767090069 Filter King 14x20x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 19.5 x 0.5″ – FB14X20X0.5 – 4 Filter King 14x20x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 19.5 x 0.5″ – FB14X20X0.5 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-65-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-65-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/W.webp?v=1767090278 Filter King 25.5×65.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 65.5 x .75″ Filter King 25.5×65.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 65.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x21x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-20-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/12x21x1-1.jpg?v=1767090302 Filter King 12x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 20.5 x .75″ Filter King 12x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 20.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-6-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-6-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27x6.5.jpg?v=1767090361 Filter King 27×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 6.5 x .75″ Filter King 27×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 6.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-27-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-27-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_32449f0e-aa17-4016-880c-32a5f8de791e.jpg?v=1767090577 Filter King 24.5×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 27.5 x .75″ Filter King 24.5×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 27.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x22x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-21-5-x-0-5-fb17x22x0-5-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_104e2f15-d21e-470e-8d31-8586b4dcc233.jpg?v=1767090636 Filter King 17x22x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 21.5 x 0.5″ – FB17X22X0.5 -4 Filter King 17x22x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 21.5 x 0.5″ – FB17X22X0.5 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-22-5-1-air-filter-4-pack-merv-8-actual-size-30-5-x-22-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/3022-1-1.webp?v=1767090834 Filter King 30.5×22.5×1 Air Filter 4-PACK MERV 8 Actual Size 30.5 x 22.5 x .75″ Filter King 30.5×22.5×1 Air Filter 4-PACK MERV 8 Actual Size 30.5 x 22.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-61-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-61-5-x-75-filter-king-25x24x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-24-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_99d2c7a8-4610-43c7-af71-4e2e5c4a41d1.webp?v=1767091018 Filter King 20×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 61.5 x .75″Filter King 25x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 24 x .75″ Filter King 20×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 61.5 x .75″Filter King 25x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 24 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x20x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-19-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_0c229591-66ca-4b4d-a082-59bf9fd1a371.jpg?v=1767091470 Filter King 14x20x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 19.5 x 1.75″ – Filter King 14x20x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 19.5 x 1.75″ – WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-24-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/15251-1.jpg?v=1767091672 Filter King 15x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 24.5 x .75″ Filter King 15x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 24.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x29x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-28-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_f5a0b556-717c-4900-b5b4-edce22a2c442.jpg?v=1767091814 Filter King 25x29x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 28.5 x 1.75″ Filter King 25x29x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 28.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-59-5-1-air-filter-4-pack-merv-8-actual-size-26-5-x-59-5-x-75-fk26-5-59-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK26.5x59.5x1A-M8-4.webp?v=1767091863 Filter King 26.5×59.5×1 Air Filter 4-PACK MERV 8 Actual Size 26.5 x 59.5 x .75″ – FK26.5×59.5x1A-M8 -4 Filter King 26.5×59.5×1 Air Filter 4-PACK MERV 8 Actual Size 26.5 x 59.5 x .75″ – FK26.5×59.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x25x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-24-5-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_b1ad3c25-b619-48a0-b09b-e5ca8a99c67d.jpg?v=1767092054 Filter King 17x25x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 24.5 x 0.5″ Filter King 17x25x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 24.5 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5x24x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-24-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_11832286-f764-423e-a442-b269d1fe3a0d.jpg?v=1767092034 Filter King 17.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 24 x .75″ – Filter King 17.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 24 x .75″ – WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x27x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-26-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17271-1.jpg?v=1767092160 Filter King 17x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 26.5 x .75″ Filter King 17x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 26.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x26x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-25-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/12x26x1.jpg?v=1767092366 Filter King 12x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 25.5 x .75″ Filter King 12x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 25.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30x39x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-39-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_a50c3380-b389-4501-9794-65d7a3e28822.webp?v=1767092392 Filter King 30x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 39 x .75″ Filter King 30x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 39 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x30x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-29-5-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_f1d992cc-3102-4ac4-9ac6-db55b9bdf549.jpg?v=1767092637 Filter King 12x30x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 29.5 x 0.5″ Filter King 12x30x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 29.5 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x57x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-57-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25x57.webp?v=1767092785 Filter King 25x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 57 x .75″ Filter King 25x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 57 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x10x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-9-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/14101-1.jpg?v=1767092895 Filter King 14x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 9.5 x .75″ Filter King 14x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 9.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-56-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-56-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_04ca857e-ec9f-43b0-b505-f53afad7ee13.webp?v=1767092935 Filter King 23×56.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 56.5 x .75″ Filter King 23×56.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 56.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13x25x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-24-5-x-0-5-fb13x25x0-5-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_ee95b1ed-4968-41a0-8abf-2bc1c2ea3fb1.jpg?v=1767092973 Filter King 13x25x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 24.5 x 0.5″ – FB13X25X0.5 -4 Filter King 13x25x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 24.5 x 0.5″ – FB13X25X0.5 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-19-5-x-75-fb15x20-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB15X20-4_d8a80dd0-fcb3-4531-a9e6-d2cab7c4b927.jpg?v=1767093091 Filter King 15x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 19.5 x .75″ – FB15X20 – 4 Filter King 15x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 19.5 x .75″ – FB15X20 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x13x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-13-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_b03b5fa5-4a2d-4775-9c04-5e6574751587.jpg?v=1767093247 Filter King 21.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 13 x .75″ Filter King 21.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 13 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-35-5-x-75-fb16x36-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB16X36-4_83e59224-c55f-404d-9c0f-3937065dfd59.jpg?v=1767093262 Filter King 16x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 35.5 x .75″ – FB16X36 – 4 Filter King 16x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 35.5 x .75″ – FB16X36 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15x25x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-25-x-1-77 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_e8fe6af4-6bfc-49ca-83a4-ea2b8c34ad56.jpg?v=1767093445 Filter King 15x25x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 25 x 1.75″ Filter King 15x25x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 25 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5x26x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-26-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/24x26.jpg?v=1767093548 Filter King 24.5x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 26 x .75″ Filter King 24.5x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 26 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x18x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-17-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/14x18x1_f953b804-c2ed-4c03-a55f-fbaac4b6c789.jpg?v=1767093968 Filter King 14x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 17.5 x .75″ Filter King 14x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 17.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x16x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-15-5-x-0-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/14x16.jpg?v=1767094101 Filter King 14x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 15.5 x 0.75″ Filter King 14x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 15.5 x 0.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x20x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-19-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_fab66d47-3a18-443a-b9a9-4a0fc91c401e.jpg?v=1767094250 Filter King 17x20x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 19.5 x 1.75″ Filter King 17x20x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 19.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-32-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-32-5-x-75-fk21-5-32-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK21.5x32.5x1A-M8-4_39343224-3028-4c74-b63f-1e82f939f3b7.jpg?v=1767094569 Filter King 21.5×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 32.5 x .75″ – FK21.5×32.5x1A-M8 -4 Filter King 21.5×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 32.5 x .75″ – FK21.5×32.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-43-5-1-air-filter-4-pack-merv-8-actual-size-21-x-43-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2143-1.webp?v=1767096042 Filter King 21×43.5×1 Air Filter 4-PACK MERV 8 Actual Size 21 x 43.5 x .75″ Filter King 21×43.5×1 Air Filter 4-PACK MERV 8 Actual Size 21 x 43.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x40x1-air-filter-4-pack-merv-8-actual-size-19-x-40-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/194-1.webp?v=1767096648 Filter King 19x40x1 Air Filter 4-PACK MERV 8 Actual Size 19 x 40 x .75″ Filter King 19x40x1 Air Filter 4-PACK MERV 8 Actual Size 19 x 40 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x11x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-11-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19X11.jpg?v=1767097132 Filter King 19x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 11 x .75″ Filter King 19x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 11 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-14-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/28X14.webp?v=1767097254 Filter King 28x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 14 x .75″ Filter King 28x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 14 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-36-5-1-air-filter-4-pack-merv-8-actual-size-28-x-36-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/31.1_f048575a-6292-48c6-85b3-47ccc643e271.webp?v=1767097374 Filter King 28×36.5×1 Air Filter 4-PACK MERV 8 Actual Size 28 x 36.5 x .75″ Filter King 28×36.5×1 Air Filter 4-PACK MERV 8 Actual Size 28 x 36.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-42-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-42-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/30x42.jpg?v=1767097425 Filter King 30×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 42.5 x .75″ Filter King 30×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 42.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-62-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-62-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/32.1.webp?v=1767097526 Filter King 20×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 62.5 x .75″ Filter King 20×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 62.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x52x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-52-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19X52.jpg?v=1767097555 Filter King 19.5x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 52 x .75″ Filter King 19.5x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 52 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-45-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-45-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/33.1_138955b7-546c-4587-a087-822117534390.webp?v=1767097665 Filter King 30×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 45.5 x .75″ Filter King 30×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 45.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-42-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22x42.jpg?v=1767097737 Filter King 22.5x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 42 x .75″ Filter King 22.5x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 42 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x50x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-50-x-75-fk29-5x50x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/34.1_78dab328-0e19-4bad-8c0d-f2a5b0bdc867.jpg?v=1767097808 Filter King 29.5x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 50 x .75″ – FK29.5x50x1A-M8 -4 Filter King 29.5x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 50 x .75″ – FK29.5x50x1A-M8 -4 WholesaleHVACDirect 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29 x 21 x .75″ Filter King 29x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 21 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5x15x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-15-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/36.1.webp?v=1767098584 Filter King 26.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 15 x .75″ Filter King 26.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 15 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-65-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-65-5-x-75 2026-06-04T17:10:28-04:00 daily 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Furnace Filters | MADE IN USA | Actual Size: 19 x 14 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-20-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-20-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/39.1.webp?v=1767099472 Filter King 30.5×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 20.5 x .75″ Filter King 30.5×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 20.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-66-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-66-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22X66.webp?v=1767099572 Filter King 22×66.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 66.5 x .75″ Filter King 22×66.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 66.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-50-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-50-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2850.webp?v=1767099743 Filter King 28.5×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 50.5 x .75″ Filter King 28.5×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 50.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-43-5-1-air-filter-4-pack-merv-8-actual-size-24-5-x-43-5-x-75-fk24-5-43-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2443.webp?v=1767100031 Filter King 24.5×43.5×1 Air Filter 4-PACK MERV 8 Actual Size 24.5 x 43.5 x .75″ – FK24.5×43.5x1A-M8 -4 Filter King 24.5×43.5×1 Air Filter 4-PACK MERV 8 Actual Size 24.5 x 43.5 x .75″ – FK24.5×43.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-40-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-40-5-x-75-fk23x40-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/40.1.avif?v=1767100469 Filter King 23×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 40.5 x .75″ – FK23x40.5x1A-M8 -4 Filter King 23×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 40.5 x .75″ – FK23x40.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-43-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-43-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/29X43.webp?v=1767100419 Filter King 29.5×43.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 43.5 x .75″ Filter King 29.5×43.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 43.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x15x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-15-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/41.1_6c87f27e-3df8-4616-9e2a-850822b0749b.jpg?v=1767100506 Filter King 27x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 15 x .75″ Filter King 27x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 15 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5x44x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-44-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/42.1_c78c7fb0-9388-4c14-8ee8-73865f704485.jpg?v=1767100685 Filter King 27.5x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 44 x .75″ Filter King 27.5x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 44 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-42-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-42-5-x-75-fk26-5-42-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/43.1_42bbaca4-0ce4-49aa-a011-1d8dc6b1473f.jpg?v=1767100872 Filter King 26.5×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 42.5 x .75″ – FK26.5×42.5x1A-M8 -4 Filter King 26.5×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 42.5 x .75″ – FK26.5×42.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5x60x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-60-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25x60.jpg?v=1767100942 Filter King 25.5x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 60 x .75″ Filter King 25.5x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 60 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-19-5-x-75 2026-06-04T17:10:28-04:00 daily 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https://hvacdirect.store/products/filter-king-25-18-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-18-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/46.1_777647df-ac2f-49c2-9a4b-40e495b51d66.jpg?v=1767101474 Filter King 25×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 18.5 x .75″ Filter King 25×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 18.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x61x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-61-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/47.1.png?v=1767101672 Filter King 25x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 61 x .75″ Filter King 25x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 61 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x43x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-43-x-75-fk21-5x43x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/48.1_5df76d6c-f03d-4446-b1d8-d6e9899f1d55.avif?v=1767102085 Filter King 21.5x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 43 x .75″ – FK21.5x43x1A-M8 -4 Filter King 21.5x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 43 x .75″ – FK21.5x43x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x24x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-24-x-75-fk26x24x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/26x24x1.jpg?v=1767102088 Filter King 26x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 24 x .75″ – FK26x24x1A-M8 -4 Filter King 26x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 24 x .75″ – FK26x24x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x58x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-58-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/49.1_516b722a-cd1c-4093-88f5-46a2eccb1801.jpg?v=1767102105 Filter King 20x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 58 x .75″ Filter King 20x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 58 x .75″ WholesaleHVACDirect 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25×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 55.5 x .75 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-51-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-51-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/51.1_f1e97efd-64a5-4f7a-b424-315dfb293f5a.webp?v=1767102465 Filter King 17.5×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 51.5 x .75″ Filter King 17.5×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 51.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-16-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-16-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/30x16.jpg?v=1767102500 Filter 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x 30.5 x .75″ Filter King 28×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 30.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-35-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-35-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2935.jpg?v=1767103306 Filter King 29.5×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 35.5 x .75″ Filter King 29.5×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 35.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-22-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-22-5-x-75-fk27-5-22-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily 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https://hvacdirect.store/products/filter-king-22-20-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-20-5-x-75-fk22x20-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/53.1..avif?v=1767104032 Filter King 22×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 20.5 x .75″ – FK22x20.5x1A-M8 -4 Filter King 22×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 20.5 x .75″ – FK22x20.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x59x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-59-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/20591.jpg?v=1767103923 Filter King 20.5x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 59 x .75″ Filter King 20.5x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 59 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-17-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-17-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/54.1_f1232315-5f98-4841-98da-de82877dcf62.jpg?v=1767104012 Filter King 20×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 17.5 x .75″ Filter King 20×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 17.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5x10x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-10-x-75-fk17-5x10x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/1710.jpg?v=1767104095 Filter King 17.5x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 10 x .75″ – FK17.5x10x1A-M8 -4 Filter King 17.5x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 10 x .75″ – FK17.5x10x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-8-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25X8.webp?v=1767104284 Filter King 25x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 8 x .75″ Filter King 25x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 8 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5x12x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-12-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/55.1_02aaa0f9-fccd-48d1-bc61-9c09077b0cc2.jpg?v=1767104293 Filter King 17.5x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 12 x .75″ Filter King 17.5x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 12 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-23-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-23-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/56.1_a6605323-c548-44a0-8191-dcc84e39cf2e.webp?v=1767104469 Filter King 17×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 23.5 x .75″ Filter King 17×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 23.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x15x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-15-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22X15.jpg?v=1767104615 Filter King 22x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 15 x .75″ Filter King 22x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 15 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x63x1-air-filter-4-pack-merv-8-actual-size-24-x-63-x-75-fk24x63x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2463.webp?v=1767104816 Filter King 24x63x1 Air Filter 4-PACK MERV 8 Actual Size 24 x 63 x .75″ – FK24x63x1A-M8 -4 Filter King 24x63x1 Air Filter 4-PACK MERV 8 Actual Size 24 x 63 x .75″ – FK24x63x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5x48x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-48-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2484.png?v=1767104999 Filter King 24.5x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 48 x .75″ Filter King 24.5x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 48 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-29-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-29-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2629.jpg?v=1767105197 Filter King 26.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 29.5 x .75″ Filter King 26.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 29.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-61-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-61-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/3061.jpg?v=1767105398 Filter King 30.5×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 61.5 x .75 Filter King 30.5×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 61.5 x .75 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x60x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-60-x-75-fk25x60x1a-m8-4 2026-06-04T17:10:28-04:00 daily 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2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/30x27.webp?v=1767105704 Filter King 30×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 27.5 x .75″ Filter King 30×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 27.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-13-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-13-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/59.1_35c79307-17c6-4e85-bb16-e38f160bffb8.jpg?v=1767105847 Filter King 19×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 13.5 x .75″ Filter King 19×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 13.5 x .75″ WholesaleHVACDirect 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daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/62.1.webp?v=1767106282 Filter King 17×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 32.5 x .75″ Filter King 17×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 32.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-50-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-50-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/26x50.jpg?v=1767106373 Filter King 26.5×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 50.5 x .75″ Filter King 26.5×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 50.5 x .75″ WholesaleHVACDirect 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Filter King 20.5×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 5.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x57x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-57-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2057-1.webp?v=1767106790 Filter King 20x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 57 x .75″ Filter King 20x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 57 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-43-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-43-5-x-75-fk28x43-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK28x43.5x1A-M8-4_07e97a09-19de-4a81-836b-289360a01f08.jpg?v=1767106979 Filter King 28×43.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 43.5 x .75″ – FK28x43.5x1A-M8 -4 Filter King 28×43.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 43.5 x .75″ – FK28x43.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-11-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-11-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27x11.jpg?v=1767107273 Filter King 27.5×11.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 11.5 x .75″ Filter King 27.5×11.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 11.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12-18-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-18-5-x-75-fk12x18-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/64.1_d270bd86-e37d-4f05-9c3f-f864b4f0e19f.jpg?v=1767107404 Filter King 12×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 18.5 x .75″ – FK12x18.5x1A-M8-4 Filter King 12×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 18.5 x .75″ – FK12x18.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-39-5-1-air-filter-4-pack-merv-8-actual-size-21-x-39-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2139-1.webp?v=1767107506 Filter King 21×39.5×1 Air Filter 4-PACK MERV 8 Actual Size 21 x 39.5 x .75″ Filter King 21×39.5×1 Air Filter 4-PACK MERV 8 Actual Size 21 x 39.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-17-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-17-5-x-75-fk26x17-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/65.1_6510e0b7-1325-4e25-b3c4-7b9646d6154c.jpg?v=1767107541 Filter King 26×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 17.5 x .75″ – FK26x17.5x1A-M8 -4 Filter King 26×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 17.5 x .75″ – FK26x17.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-50-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-50-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/66.1_b57fa0c6-a8d8-411c-868a-25ced8777f15.webp?v=1767108151 Filter King 22×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 50.5 x .75″ Filter King 22×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 50.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-22-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/67.1_6d89c412-0e80-4b7e-b059-ccb7af187f42.jpg?v=1767108420 Filter King 21.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 22 x .75″ Filter King 21.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 22 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x31x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-31-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/68.1_e6ee0e7d-8f5e-410f-ae82-9068c8917122.jpg?v=1767108680 Filter King 25x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 31 x .75″ Filter King 25x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 31 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-12-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-12-5-x-75-fk30x12-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/69.1_b144d433-08f9-4276-bedf-3060c13ad95f.webp?v=1767108924 Filter King 30×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 12.5 x .75″ – FK30x12.5x1A-M8 -4 Filter King 30×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 12.5 x .75″ – FK30x12.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-55-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-55-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/70.1_c6115455-655e-474a-8602-4e9510d7c7d3.jpg?v=1767109203 Filter King 18×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 55.5 x .75″ Filter King 18×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 55.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x33x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-33-x-75-fk22-5x33x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK22.5x33x1A-M8-4_1.avif?v=1767109619 Filter King 22.5x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 33 x .75″ – FK22.5x33x1A-M8 -4 Filter King 22.5x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 33 x .75″ – FK22.5x33x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-45-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-45-5-x-75-fk17-5-45-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17.5x45.5x1A-M8-4.avif?v=1767110292 Filter King 17.5×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 45.5 x .75″ – FK17.5×45.5x1A-M8 -4 Filter King 17.5×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 45.5 x .75″ – FK17.5×45.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-14-x-75-fk23x14x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK23x14x1A-M8-4.png?v=1767110432 Filter King 23x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 14 x .75″ – FK23x14x1A-M8 -4 Filter King 23x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 14 x .75″ – FK23x14x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30x50x1-air-filter-4-pack-merv-8-actual-size-30-x-50-x-75-fk30x50x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/3050.webp?v=1767110824 Filter King 30x50x1 Air Filter 4-PACK MERV 8 Actual Size 30 x 50 x .75″ – FK30x50x1A-M8 -4 Filter King 30x50x1 Air Filter 4-PACK MERV 8 Actual Size 30 x 50 x .75″ – FK30x50x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-51-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-51-5-x-75-fk25-5-51-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK25.5x51.5x1A-M8-4.jpg?v=1767111146 Filter King 25.5×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 51.5 x .75″ – FK25.5×51.5x1A-M8 -4 Filter King 25.5×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 51.5 x .75″ – FK25.5×51.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-31-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-31-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2131.webp?v=1767110946 Filter King 21.5×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 31.5 x .75″ Filter King 21.5×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 31.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5x49x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-49-x-75-fk25-5x49x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK25.5x49x1A-M8-4.webp?v=1767111885 Filter King 25.5x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 49 x .75″ – FK25.5x49x1A-M8 -4 Filter King 25.5x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 49 x .75″ – FK25.5x49x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-42-x-75-fk17x42x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17x42x1A-M8-4.jpg?v=1767112096 Filter King 17x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 42 x .75″ – FK17x42x1A-M8 -4 Filter King 17x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 42 x .75″ – FK17x42x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-41-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-41-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21x41.jpg?v=1767112418 Filter King 21.5×41.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 41.5 x .75″ Filter King 21.5×41.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 41.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-64-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-64-5-x-75-fk21-5-64-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK21.5x64.5x1A-M8-4.jpg?v=1767112817 Filter King 21.5×64.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 64.5 x .75″ – FK21.5×64.5x1A-M8 -4 Filter King 21.5×64.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 64.5 x .75″ – FK21.5×64.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-9-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-9-5-x-75-fk22-5-9-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK22.5x9.5x1A-M8-4.avif?v=1767114091 Filter King 22.5×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 9.5 x .75″ – FK22.5×9.5x1A-M8 -4 Filter King 22.5×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 9.5 x .75″ – FK22.5×9.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-40-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-40-5-x-75-fk30-5-40-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK30.5x40.5x1A-M8-4.jpg?v=1767114785 Filter King 30.5×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 40.5 x .75″ – FK30.5×40.5x1A-M8 -4 Filter King 30.5×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 40.5 x .75″ – FK30.5×40.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x13x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-13-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_ee7df803-9df4-4f53-aed0-1c48e865ae01.jpg?v=1767242589 Filter King 21.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 13 x .75″ Filter King 21.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 13 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-22-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_ab7a9fcb-0083-4734-b59c-62895ee775f5.jpg?v=1767242886 Filter King 28x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 22 x .75″ Filter King 28x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 22 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-8-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-8-5-x-75-fk24x8-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_eca58eab-9028-41d2-b9f4-81035786410a.jpg?v=1767244634 Filter King 24×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 8.5 x .75″ – FK24x8.5x1A-M8 -4 Filter King 24×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 8.5 x .75″ – FK24x8.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x30x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-29-5-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_39f6b13f-92da-4784-a783-60ea5b59d7eb.jpg?v=1767244817 Filter King 24x30x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 29.5 x 0.5″ Filter King 24x30x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 29.5 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-35-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/18x36x1.jpg?v=1767245060 Filter King 18x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 35.5 x .75″ Filter King 18x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 35.5 x .75″ WholesaleHVACDirect 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https://hvacdirect.store/products/filter-king-10x20x1-air-filter-4-pack-carbon-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-19-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/10x20x.webp?v=1767245629 Filter King 10x20x1 Air Filter | 4-PACK | Carbon MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 19.5 x .75″ Filter King 10x20x1 Air Filter | 4-PACK | Carbon MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 19.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-13-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-13-5-x-75-fk30-5-13-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_a6ac50d8-6514-4ef7-92a7-cd29840f0411.jpg?v=1767245662 Filter King 30.5×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 13.5 x .75″ – FK30.5×13.5x1A-M8 -4 Filter King 30.5×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 13.5 x .75″ – FK30.5×13.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-59-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-59-5-x-75-fk28x59-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_a344974e-8eb5-4d53-875c-2d794096bed6.webp?v=1767245783 Filter King 28×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 59.5 x .75″ – FK28x59.5x1A-M8 -4 Filter King 28×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 59.5 x .75″ – FK28x59.5x1A-M8 -4 WholesaleHVACDirect 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Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 48.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x15x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-14-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/10x15.jpg?v=1767246207 Filter King 10x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 14.5 x .75″ Filter King 10x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 14.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-60-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-60-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/G_213db98a-2651-4b08-9503-65d5e9bece08.webp?v=1767246386 Filter King 26×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 60.5 x .75″ Filter King 26×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 60.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x39x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-39-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B1_efbe3d9a-cdc9-43b4-ab2e-9b0fbb8480c4.jpg?v=1767246507 Filter King 27x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 39 x .75″ Filter King 27x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 39 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-21-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21221-1.jpg?v=1767246624 Filter King 21x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 21.5 x .75″ Filter King 21x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 21.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-42-x-75-fk17-5x42x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/73.1.avif?v=1767246925 Filter King 17.5x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 42 x .75″ – FK17.5x42x1A-M8 -4 Filter King 17.5x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 42 x .75″ – FK17.5x42x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x61x1-air-filter-4-pack-merv-8-actual-size-29-5-x-61-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/72.1_151463c2-ceae-4ddc-bbe7-9af9710e4314.webp?v=1767246867 Filter King 29.5x61x1 Air Filter 4-PACK MERV 8 Actual Size 29.5 x 61 x .75″ Filter King 29.5x61x1 Air Filter 4-PACK MERV 8 Actual Size 29.5 x 61 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x24x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-23-5-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_90c965ef-dc49-4ad1-862e-bc4fdb668948.jpg?v=1767246929 Filter King 20x24x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 23.5 x 0.5″ Filter King 20x24x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 23.5 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-19-x-75-fk26-5x19x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/74.1_bd4dd7a0-078a-4fc9-ab77-f683418e4a66.jpg?v=1767247054 Filter King 26.5x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 19 x .75″ – FK26.5x19x1A-M8 -4 Filter King 26.5x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 19 x .75″ – FK26.5x19x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5x5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/H_9c4a94ca-98ba-40e9-872a-57cd756b1599.jpg?v=1767247169 Filter King 30.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 5 x .75″ Filter King 30.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-35-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/12x36x.jpg?v=1767247292 Filter King 12x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 35.5 x .75″ Filter King 12x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 35.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-30-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22x30.jpg?v=1767248438 Filter King 22.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 30 x .75″ Filter King 22.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 30 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x24x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-23-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_0ae6ccfc-d0e9-4a33-9450-3bd6384fc898.jpg?v=1767248499 Filter King 18x24x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x 1.75″ Filter King 18x24x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-12-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-12-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I_90b36464-fac9-4362-bc45-18ce68f5b841.jpg?v=1767248559 Filter King 23×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 12.5 x .75″ Filter King 23×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 12.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30x36x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-35-5-x-1-77 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_d39d76cb-c25d-410a-8f5f-4bc9441372eb.jpg?v=1767248619 Filter King 30x36x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 35.5 x 1.75″ Filter King 30x36x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 35.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x34x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-34-x-75-fk24x34x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/75.1_fe2619ab-b495-47f7-857a-afca94823dab.jpg?v=1767248676 Filter King 24x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 34 x .75″ – FK24x34x1A-M8 -4 Filter King 24x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 34 x .75″ – FK24x34x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x21x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-21-x-75-fk28x21x1a-m8-4 2026-06-04T17:10:28-04:00 daily 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WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x55x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-55-x-75-fk20x55x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/77.1_5a78a5f6-5c20-418f-8ded-c8f4e25a5872.jpg?v=1767248983 Filter King 20x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 55 x .75″ – FK20x55x1A-M8 -4 Filter King 20x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 55 x .75″ – FK20x55x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x11x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-11-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/26x11.webp?v=1767249161 Filter King 26x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 11 x .75″ Filter King 26x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 11 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-41-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-41-5-x-75-fk19x41-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/78.1_6d16ffaa-4340-41ce-b86a-c291736bac91.jpg?v=1767249221 Filter King 19×41.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 41.5 x .75″ – FK19x41.5x1A-M8 -4 Filter King 19×41.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 41.5 x .75″ – FK19x41.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x41x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-41-x-75-fk29x41x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/K_5cac2b53-7a36-4481-b199-733c5778cd35.jpg?v=1767249341 Filter King 29x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 41 x .75″ – FK29x41x1A-M8 -4 Filter King 29x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 41 x .75″ – FK29x41x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x20x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-19-5-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_cc54d96a-0df1-46d8-ac6a-a52aaf2868d3.jpg?v=1767249465 Filter King 16x20x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 19.5 x 0.5″ Filter King 16x20x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 19.5 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-28-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-28-5-x-75-fk27-5-28-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/79.1_c2cdaa55-ddd8-449b-b7c4-81b6dc236688.webp?v=1767249579 Filter King 27.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 28.5 x .75″ – FK27.5×28.5x1A-M8 -4 Filter King 27.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 28.5 x .75″ – FK27.5×28.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5x47x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-47-x-75-fk30-5x47x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/80.1_e297e18b-be2f-4f63-b914-7e534e28cc83.jpg?v=1767249703 Filter King 30.5x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 47 x .75″ – FK30.5x47x1A-M8 -4 Filter King 30.5x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 47 x .75″ – FK30.5x47x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-31-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-31-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/20x31.jpg?v=1767249763 Filter King 20.5×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 31.5 x .75″ Filter King 20.5×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 31.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-4-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-4-5-x-75-fk30x4-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/L_f6015d39-b84b-4a57-9be7-470db0744acf.jpg?v=1767249883 Filter King 30×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 4.5 x .75″ – FK30x4.5x1A-M8 -4 Filter King 30×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 4.5 x .75″ – FK30x4.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-13-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/14x14x.jpg?v=1767249944 Filter King 14x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 13.5 x .75″ Filter King 14x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 13.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x49x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-49-x-75-fk21x49x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/81.1_24b20ba5-b5b6-41b2-9d66-0d1be3e07128.jpg?v=1767250065 Filter King 21x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 49 x .75″ – FK21x49x1A-M8 -4 Filter King 21x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 49 x .75″ – FK21x49x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x4x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-4-x-75-fk27x4x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/82.1.avif?v=1767250393 Filter King 27x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 4 x .75″ – FK27x4x1A-M8 -4 Filter King 27x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 4 x .75″ – FK27x4x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-55-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-55-5-x-75-fk17x55-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/83.1.webp?v=1767250365 Filter King 17×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 55.5 x .75″ – FK17x55.5x1A-M8 -4 Filter King 17×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 55.5 x .75″ – FK17x55.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x24x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-23-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/14241-1.jpg?v=1767250426 Filter King 14x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 23.5 x .75″ Filter King 14x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 23.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-20-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/M_e67386a8-dcc2-4665-a655-e3e9b1d60e10.jpg?v=1767250548 Filter King 18.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 20 x .75″ Filter King 18.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 20 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-42-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-42-5-x-75-fk27x42-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK27x42.5x1A-M8-4.png?v=1767250667 Filter King 27×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 42.5 x .75″ – FK27x42.5x1A-M8 -4 Filter King 27×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 42.5 x .75″ – FK27x42.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-24-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/16x25.jpg?v=1767252477 Filter King 16x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24.5 x .75″ Filter King 16x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-10-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-10-5-x-75-fk28-5-10-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/82.1_e8f4652b-4713-4419-9dac-b088b31cbebc.avif?v=1767252740 Filter King 28.5×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 10.5 x .75″ – FK28.5×10.5x1A-M8 -4 Filter King 28.5×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 10.5 x .75″ – FK28.5×10.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x65x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-65-x-75-fk25x65x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/85.1_b1871211-33a5-4f36-bebd-b2a6da605ea6.jpg?v=1767250909 Filter King 25x65x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 65 x .75″ – FK25x65x1A-M8 -4 Filter King 25x65x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 65 x .75″ – FK25x65x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x54x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-54-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/N_fac9502e-5fde-47f4-b158-5d5f12f1082b.jpg?v=1767251029 Filter King 17x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 54 x .75″ Filter King 17x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 54 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15x25x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-25-x-0-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_0de468fd-c83e-40d6-8ef0-46252b30ea80.jpg?v=1767251088 Filter King 15x25x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 25 x 0.5″ Filter King 15x25x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 25 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-38-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-38-5-x-75-fk24-5-38-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/86.1_4c682a66-55c4-46cd-8478-a9eaf228b48c.jpg?v=1767251210 Filter King 24.5×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 38.5 x .75″ – FK24.5×38.5x1A-M8 -4 Filter King 24.5×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 38.5 x .75″ – FK24.5×38.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-25-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-25-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/28x25.jpg?v=1767251271 Filter King 28.5×25.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 25.5 x .75″ Filter King 28.5×25.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 25.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-27-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-27-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/O_8f680d7a-6dd0-405b-ad72-7c221948d52b.jpg?v=1767252655 Filter King 20×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 27.5 x .75″ Filter King 20×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 27.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-58-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-58-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27x58.jpg?v=1767252838 Filter King 27×58.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 58.5 x .75″ Filter King 27×58.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 58.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-12-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-12-5-x-75-fk19-5-12-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19.5x12.5x1A-M8-4.avif?v=1767253216 Filter King 19.5×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 12.5 x .75″ – FK19.5×12.5x1A-M8 -4 Filter King 19.5×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 12.5 x .75″ – FK19.5×12.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-34-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-34-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/P_5375962e-8f9d-47cd-9178-8359e4eb8090.webp?v=1767253079 Filter King 25.5×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 34.5 x .75″ Filter King 25.5×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 34.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x21x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-20-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_901ff7fb-e351-4f80-9a39-921970b4d121.jpg?v=1767253139 Filter King 21x21x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 20.5 x .75″ Filter King 21x21x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 20.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x52x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-52-x-75-fk24x52x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/Q_a341393a-fedb-4a9d-809c-450f5095a376.jpg?v=1767253201 Filter King 24x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 52 x .75″ – FK24x52x1A-M8 -4 Filter King 24x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 52 x .75″ – FK24x52x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5x28x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-28-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/30x28.webp?v=1767253262 Filter King 30.5x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 28 x .75″ Filter King 30.5x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 28 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x16x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-15-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_a4fdcccd-0af3-4fe0-8f36-199975ee142e.jpg?v=1767253321 Filter King 16x16x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 15.5 x 1.75″ Filter King 16x16x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 15.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-40-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-40-5-x-75-fk20-5-40-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/87.1_13519955-0740-42ba-9974-06f1988b4dd2.jpg?v=1767253433 Filter King 20.5×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 40.5 x .75″ – FK20.5×40.5x1A-M8 -4 Filter King 20.5×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 40.5 x .75″ – FK20.5×40.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x17x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-17-x-75-fk22-5x17x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK22.5x17x1A-M8-4.jpg?v=1767253566 Filter King 22.5x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 17 x .75″ – FK22.5x17x1A-M8 -4 Filter King 22.5x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 17 x .75″ – FK22.5x17x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x34x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-34-x-75-fk26x34x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/U.avif?v=1767253812 Filter King 26x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 34 x .75″ – FK26x34x1A-M8 -4 Filter King 26x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 34 x .75″ – FK26x34x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-39-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-39-5-x-75-fk23x39-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/88.1_39f8a81a-13cf-4ed8-b53f-f71c7ea13ad8.jpg?v=1767253744 Filter King 23×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 39.5 x .75″ – FK23x39.5x1A-M8 -4 Filter King 23×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 39.5 x .75″ – FK23x39.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-42-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-42-5-x-75-fk25x42-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/V.avif?v=1767254103 Filter King 25×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 42.5 x .75″ – FK25x42.5x1A-M8 -4 Filter King 25×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 42.5 x .75″ – FK25x42.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-53-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-53-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22x53.webp?v=1767254045 Filter King 22.5×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 53.5 x .75″ Filter King 22.5×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 53.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x13x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-13-x-75-fk20-5x13x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/89.1.png?v=1767254344 Filter King 20.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 13 x .75″ – FK20.5x13x1A-M8 -4 Filter King 20.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 13 x .75″ – FK20.5x13x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x24x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-23-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_1da8f5bb-53fb-426f-b257-a2f6fea69287.jpg?v=1767256700 Filter King 14x24x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 23.5 x 1.75″ Filter King 14x24x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 23.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x39x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-39-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19x39.jpg?v=1767256755 Filter King 19.5x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 39 x .75″ Filter King 19.5x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 39 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-14-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-14-5-x-75-fk29-5-14-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/90.1_11816f6f-482d-44f3-a738-52f57edf6a1f.jpg?v=1767254527 Filter King 29.5×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 14.5 x .75″ – FK29.5×14.5x1A-M8 -4 Filter King 29.5×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 14.5 x .75″ – FK29.5×14.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-19-5-x-75-fb16x20-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB16X20-4_0e24c3bc-3cf6-473a-8fa1-1977827cae90.jpg?v=1767254650 Filter King 16x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 19.5 x .75″ – FB16X20 – 4 Filter King 16x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 19.5 x .75″ – FB16X20 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-46-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-46-5-x-75-fk30x46-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/W_ecd83a18-cec2-4233-bfce-737a090d3da9.avif?v=1767254895 Filter King 30×46.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 46.5 x .75″ – FK30x46.5x1A-M8 -4 Filter King 30×46.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 46.5 x .75″ – FK30x46.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-58-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-58-5-x-75-fk24x58-5x1a-m8 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/91.1.avif?v=1767255018 Filter King 24×58.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 58.5 x .75″ – FK24x58.5x1A-M8 Filter King 24×58.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 58.5 x .75″ – FK24x58.5x1A-M8 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x25x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-24-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_57e6aacd-0008-4092-af55-f9dc3a62d6d3.jpg?v=1767254893 Filter King 17x25x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 24.5 x .75″ Filter King 17x25x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 24.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-63-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-63-5-x-75-fk17x63-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/X_b72415e1-b929-4adc-b8d4-5ca6c40d3ca1.jpg?v=1767255069 Filter King 17×63.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 63.5 x .75″ – FK17x63.5x1A-M8 -4 Filter King 17×63.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 63.5 x .75″ – FK17x63.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x24x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-75-x-23-75-x-1-75-fb12x24x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_5244de07-5ca7-48b3-b42f-a02d14b98440.jpg?v=1767255131 Filter King 12x24x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.75 x 23.75 x 1.75″ – FB12X24X2 – 4 Filter King 12x24x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.75 x 23.75 x 1.75″ – FB12X24X2 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x51x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-51-x-75-fk29-5x51x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK29.5x51x1A-M8-4.jpg?v=1767255192 Filter King 29.5x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 51 x .75″ – FK29.5x51x1A-M8 -4 Filter King 29.5x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 51 x .75″ – FK29.5x51x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-6-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-6-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/91.1_e3da8de3-f59e-4174-b3e3-1773888e14ed.avif?v=1767255428 Filter King 18.5×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 6.5 x .75″ Filter King 18.5×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 6.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15x30x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-29-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_cfe777a1-0c5e-4365-b3d8-d6390fe203b7.jpg?v=1767255307 Filter King 15x30x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 29.5 x .75″ Filter King 15x30x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 29.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-34-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-34-5-x-75-fk27x34-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/93.1.webp?v=1767255373 Filter King 27×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 34.5 x .75″ – FK27x34.5x1A-M8 -4 Filter King 27×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 34.5 x .75″ – FK27x34.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15x30x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-29-5-x-1-75-fb15x30x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_a62f4ef0-24d9-405c-9934-7bc9f4c30040.jpg?v=1767255491 Filter King 15x30x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 29.5 x 1.75″ – FB15X30X2 – 4 Filter King 15x30x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 29.5 x 1.75″ – FB15X30X2 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-19-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/94.1_2295fd3a-e9eb-4065-9f10-d64f075bdaba.webp?v=1767256820 Filter King 21×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 19.5 x .75″ Filter King 21×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 19.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x10x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-9-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/10101-1.jpg?v=1767256938 Filter King 10x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 9.5 x .75″ Filter King 10x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 9.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-48-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-48-5-x-75-fk29x48-5x1a-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/Y_96810ea5-4d07-4559-9827-4ed360d3fa67.jpg?v=1767256998 Filter King 29×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 48.5 x .75″ – FK29x48.5x1A-M8 -5 Filter King 29×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 48.5 x .75″ – FK29x48.5x1A-M8 -5 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-38-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-38-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/23x38_1.webp?v=1767257058 Filter King 23×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 38.5 x .75″ Filter King 23×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 38.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-50-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-50-5-x-75-fk18-5-50-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/95.1_2019525d-e9b2-4812-a4e3-4b83547bd3bc.jpg?v=1767257118 Filter King 18.5×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 50.5 x .75″ – FK18.5×50.5x1A-M8 -4 Filter King 18.5×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 50.5 x .75″ – FK18.5×50.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x25x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-24-5-x-1-75-fb12x25x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_52c77444-d11d-4afc-80d7-fb0fd324060b.jpg?v=1767257239 Filter King 12x25x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 24.5 x 1.75″ – FB12X25X2 – 4 Filter King 12x25x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 24.5 x 1.75″ – FB12X25X2 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x10x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-10-x-75-fk26x10x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_427a3a3f-fcb0-497f-8bf9-cc2125dd8462.jpg?v=1767257359 Filter King 26x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 10 x .75″ – FK26x10x1A-M8 -4 Filter King 26x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 10 x .75″ – FK26x10x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x24x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-23-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_a380d3ef-ddd7-4574-a62a-f09469a878bc.jpg?v=1767257479 Filter King 10x24x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 23.5 x 1.75″ Filter King 10x24x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 23.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5x6x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-6-x-75-fk30-5x6x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_0851a322-9f63-4da3-a055-c8e55c60c3ea.jpg?v=1767257600 Filter King 30.5x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 6 x .75″ – FK30.5x6x1A-M8 -4 Filter King 30.5x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 6 x .75″ – FK30.5x6x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x22x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-21-5-x-1-75-fb17x22x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_c348581d-0b04-4798-aec8-12c96f963bcc.jpg?v=1767257660 Filter King 17x22x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 21.5 x 1.75″ – FB17X22X2 – 4 Filter King 17x22x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 21.5 x 1.75″ – FB17X22X2 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x20x4-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-19-5-x-3-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/96.1_69e15345-9bf6-4410-9d4c-1b60363f13c4.jpg?v=1767257783 Filter King 16x20x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 19.5 x 3.75″ Filter King 16x20x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 19.5 x 3.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x36x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-35-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_f73db70d-e3bd-494f-b7d6-1e9e3a9d1556.jpg?v=1767257903 Filter King 14x36x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 35.5 x .75″ Filter King 14x36x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 35.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x55x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-55-x-75-fk26x55x1a-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_9ad78a91-c06e-4665-80a6-7bf76568b26e.webp?v=1767258023 Filter King 26x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 55 x .75″ – FK26x55x1A-M8 -5 Filter King 26x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 55 x .75″ – FK26x55x1A-M8 -5 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x25x4-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-24-5-x-3-75-fb24x25x4-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB24X25X4-4_2fe0f05d-62cb-4c36-b686-480fa7e52a31.jpg?v=1767260677 Filter King 24x25x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 24.5 x 3.75″ – FB24X25X4 – 4 Filter King 24x25x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 24.5 x 3.75″ – FB24X25X4 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-20-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-20-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/97.1_435e777b-2957-4414-b118-9afbe18fe008.jpg?v=1767258146 Filter King 22.5×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 20.5 x .75″ Filter King 22.5×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 20.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x44x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-44-x-75-fk27x44x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_7e46d620-30d1-43ba-93e6-000830bcd119.avif?v=1767258452 Filter King 27x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 44 x .75″ – FK27x44x1A-M8 -4 Filter King 27x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 44 x .75″ – FK27x44x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-37-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-37-5-x-75-fk26-5-37-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/98.1_71403762-aec1-4bad-92cc-b1ef55990b6d.jpg?v=1767258321 Filter King 26.5×37.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 37.5 x .75″ – FK26.5×37.5x1A-M8 -4 Filter King 26.5×37.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 37.5 x .75″ – FK26.5×37.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-54-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-54-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_54390345-3781-4708-8423-615932f941e5.webp?v=1767258385 Filter King 27×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 54.5 x .75″ Filter King 27×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 54.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x30x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-29-5-x-1-77 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/64.1_2e65e9e3-e58a-4e82-b46f-7f9717323a72.jpg?v=1767258445 Filter King 10x30x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 29.5 x 1.75″ Filter King 10x30x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 29.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-19-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/29x19.jpg?v=1767258508 Filter King 25.5×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 19.5 x .75″ Filter King 25.5×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 19.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-53-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-53-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_58a3d4c7-87c9-4467-af2d-e476e601e67a.webp?v=1767261341 Filter King 25.5×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 53.5 x .75″ Filter King 25.5×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 53.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x48x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-48-x-75-fk25x48x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/99.1.avif?v=1767261593 Filter King 25x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 48 x .75″ – FK25x48x1A-M8 -4 Filter King 25x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 48 x .75″ – FK25x48x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x26x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-26-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/100.1.webp?v=1767261464 Filter King 27x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 26 x .75″ Filter King 27x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 26 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-55-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-55-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/G_604fde4c-0169-45ce-b800-0649689eb313.webp?v=1767258564 Filter King 23.5×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 55.5 x .75″ Filter King 23.5×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 55.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-5-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21x5.5.jpg?v=1767258626 Filter King 21×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 5.5 x .75″ Filter King 21×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 5.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-65-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-65-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/H_d94e7a5b-7543-4035-b596-c759d9fff175.webp?v=1767258686 Filter King 20×65.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 65.5 x .75″ Filter King 20×65.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 65.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x18x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-17-5-x-0-5-fb12x18x0-5-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/65.1_9050b8b8-42da-49f1-b4de-1f2d4e67b3df.jpg?v=1767258748 Filter King 12x18x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 17.5 x 0.5″ – FB12X18X0.5 – 4 Filter King 12x18x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 17.5 x 0.5″ – FB12X18X0.5 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-4-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-4-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/28x4.5.jpg?v=1767258927 Filter King 28×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 4.5 x .75″ Filter King 28×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 4.5 x .75″ 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| 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 34.5 x .75″ – FK17x34.5x1A-M8 -4 Filter King 17×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 34.5 x .75″ – FK17x34.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x20x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-19-5-x-1-75-fb12x20x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_a4bc65f1-9bea-487e-9c66-96a4f981252f.jpg?v=1767263694 Filter King 12x20x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 19.5 x 1.75″ – FB12X20X2 – 4 Filter King 12x20x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 19.5 x 1.75″ – FB12X20X2 – 4 WholesaleHVACDirect 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Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 20.5 x 0.5″ Filter King 21x21x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 20.5 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-52-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-52-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/30x25.webp?v=1767263269 Filter King 30×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 52.5 x .75″ Filter King 30×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 52.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-19-5-x-75-fk28-5-19-5x1a-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/W_b3b66d1f-c56c-4676-8b1a-7299e70a1b5e.jpg?v=1767263331 Filter King 28.5×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 19.5 x .75″ – FK28.5×19.5x1A-M8 -4 Filter King 28.5×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 19.5 x .75″ – FK28.5×19.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-31-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-31-5-x-75-fk22x31-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/X.png?v=1767263574 Filter King 22×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 31.5 x .75″ – FK22x31.5x1A-M8 -4 Filter King 22×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN 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MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 25.5 x 1.75″ Filter King 22x26x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 25.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-63-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-63-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/29x63.webp?v=1767264959 Filter King 29.5×63.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 63.5 x .75″ Filter King 29.5×63.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 63.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x65x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-65-x-75-fk18x65x1a-m8-4 2026-06-04T17:10:28-04:00 daily 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https://hvacdirect.store/products/filter-king-12x25x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-24-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_0cea7f49-1df0-41d2-864f-4e907ab7eb19.jpg?v=1767268099 Filter King 12x25x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 24.5 x 1.75″ Filter King 12x25x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 24.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-42-x-75-fk20-5x42x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_416ff229-e1ed-4ab3-8050-12980cfa5414.avif?v=1767268338 Filter King 20.5x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 42 x .75″ – FK20.5x42x1A-M8 -4 Filter King 20.5x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 42 x .75″ – FK20.5x42x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-29-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17301.jpg?v=1767265384 Filter King 17x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 29.5 x .75″ Filter King 17x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 29.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-56-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-56-5-x-75-fk28-5-56-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily 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https://hvacdirect.store/products/filter-king-16x25x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-24-5-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_123b79cf-3035-4808-af56-d8a5be7b977f.jpg?v=1767265746 Filter King 16x25x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24.5 x 1.75″ Filter King 16x25x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-18-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-18-5-x-75-fk22x18-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_f4bc579e-b0ad-4a82-9211-27064f1c07a9.avif?v=1767266056 Filter King 22×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 18.5 x .75″ – FK22x18.5x1A-M8 -4 Filter King 22×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 18.5 x .75″ – FK22x18.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-41-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-41-5-x-75-fk29-5-41-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_217a2810-0f77-4ebd-8541-d9d2f74c27d4.jpg?v=1767266109 Filter King 29.5×41.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 41.5 x .75″ – FK29.5×41.5x1A-M8 -4 Filter King 29.5×41.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 41.5 x .75″ – FK29.5×41.5x1A-M8 -4 WholesaleHVACDirect 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Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 42 x .75″ – FK27x42x1A-M8 – 4 Filter King 27x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 42 x .75″ – FK27x42x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-22-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-22-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/7.1_4c9729d6-77a1-47c2-bb19-c225c8d0c92a.jpg?v=1767266473 Filter King 17×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 22.5 x .75″ Filter King 17×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 22.5 x .75″ WholesaleHVACDirect 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Size: 18.5 x 33 x .75″ – FK18.5x33x1A-M8 -4 Filter King 18.5x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 33 x .75″ – FK18.5x33x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-10-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-10-5-x-75-fk24x10-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8.1_837853a8-e481-4907-86f3-71f369bdceac.jpg?v=1767266770 Filter King 24×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 10.5 x .75″ – FK24x10.5x1A-M8 -4 Filter King 24×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 10.5 x .75″ – FK24x10.5x1A-M8 -4 WholesaleHVACDirect 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Actual Size: 25 x 44 x .75″ – FK25x44x1A-M8 -4 Filter King 25x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 44 x .75″ – FK25x44x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x22x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-21-5-x-0-6 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/84.1_09a2cc52-a2cc-4749-8e67-1f7ecdb753d9.jpg?v=1767267073 Filter King 21x22x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 21.5 x 0.5″ Filter King 21x22x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 21.5 x 0.5″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-41-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-41-5-x-75-fk22-5-41-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK22.5x41.5x1A-M8-4.jpg?v=1767267133 Filter King 22.5×41.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 41.5 x .75″ – FK22.5×41.5x1A-M8 -4 Filter King 22.5×41.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 41.5 x .75″ – FK22.5×41.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-5-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/11.1_ca959572-3a34-4015-887a-ec4329b5bd3b.webp?v=1767267194 Filter King 29×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 5.5 x .75″ Filter King 29×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 5.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x54x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-54-x-75-fk26x54x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I_9d8bfc93-546f-4da1-9474-7b066be52917.webp?v=1767267253 Filter King 26x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 54 x .75″ – FK26x54x1A-M8 -4 Filter King 26x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 54 x .75″ – FK26x54x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-56-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-56-5-x-75-fk29-5-56-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://hvacdirect.store/products/filter-king-30-5-5-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-5-5-x-75-fk30-5-5-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/12.1_7ca15a14-a3c3-48b4-8a24-c840e2a2024e.jpg?v=1767267373 Filter King 30.5×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 5.5 x .75″ – FK30.5×5.5x1A-M8 -4 Filter King 30.5×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 5.5 x .75″ – FK30.5×5.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x32x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-32-x-75-fk19x32x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19x32x1A-M8-4.jpg?v=1767267434 Filter King 19x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 32 x .75″ – FK19x32x1A-M8 -4 Filter King 19x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 32 x .75″ – FK19x32x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x40x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-40-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/13.1_43d0ab9d-0a06-4428-a7da-cf81ffe423c9.jpg?v=1767267556 Filter King 20.5x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 40 x .75″ Filter King 20.5x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 40 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-29-x-75-fk25-5x29x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/M_cd7e52c3-31c5-47d1-b0d2-02cbcd8b3276.webp?v=1767267675 Filter King 25.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 29 x .75″ – FK25.5x29x1A-M8 -4 Filter King 25.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 29 x .75″ – FK25.5x29x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-21-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-21-5-x-75-fk21x21-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/14.1.avif?v=1767267979 Filter King 21×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 21.5 x .75″ – FK21x21.5x1A-M8 -4 Filter King 21×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 21.5 x .75″ – FK21x21.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x20x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-19-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/86.1_f2a2e243-ec99-46e9-b137-8749476c74a6.jpg?v=1767268036 Filter King 17x20x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 19.5 x .75″ Filter King 17x20x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 19.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x17x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-17-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/15.1_2f9a4be5-9b8a-49ae-8173-21fb3c901e01.jpg?v=1767268459 Filter King 19x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 17 x .75″ Filter King 19x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 17 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30x30x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-30-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/85.1_a323dfff-6317-499b-915c-ad1a1ec0063b.jpg?v=1767268579 Filter King 30x30x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 30 x 1.75″ Filter King 30x30x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 30 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-8-x-75-fk27x8x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_c196bebd-9efc-4255-8e01-5d174c717941.jpg?v=1767268641 Filter King 27x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 8 x .75″ – FK27x8x1A-M8 -4 Filter King 27x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 8 x .75″ – FK27x8x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x26x2-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-25-5-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/87.1.webp?v=1767268824 Filter King 12x26x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 25.5 x 1.75″ Filter King 12x26x2 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 25.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-10-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-10-5-x-75-fk30-5-10-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_30804db7-0856-41a1-927b-46089a48a5ce.jpg?v=1767268944 Filter King 30.5×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 10.5 x .75″ – FK30.5×10.5x1A-M8 -4 Filter King 30.5×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 10.5 x .75″ – FK30.5×10.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x60x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-60-x-75-fk23x60x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/16.1_0165b384-727e-4c9e-9b7c-eee3c4e97f45.jpg?v=1767269007 Filter King 23x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 60 x .75″ – FK23x60x1A-M8 -4 Filter King 23x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 60 x .75″ – FK23x60x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-13-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-13-5-x-75-fk22x13-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK22x13.5x1A-M8-4.avif?v=1767269256 Filter King 22×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 13.5 x .75″ – FK22x13.5x1A-M8 -4 Filter King 22×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 13.5 x .75″ – FK22x13.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-30-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-30-5-x-75-fk25x30-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_07cd2b42-610f-4a7e-ad89-bb60c5f8ebc2.png?v=1767274077 Filter King 25×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 30.5 x .75″ – FK25x30.5x1A-M8 -4 Filter King 25×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 30.5 x .75″ – FK25x30.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x15x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-14-5-x-1-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/88.1_4c64533e-8f6b-4679-a3fe-9caa12348a18.jpg?v=1767269188 Filter King 10x15x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 14.5 x 1.75″ Filter King 10x15x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 14.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-9-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-9-5-x-75-fk25x9-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK25x9.5x1A-M8-4.webp?v=1767269308 Filter King 25×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 9.5 x .75″ – FK25x9.5x1A-M8 – 4 Filter King 25×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 9.5 x .75″ – FK25x9.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x11x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-11-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17.1_c9812eb3-c855-47bb-aa30-33e3501bb663.jpg?v=1767269371 Filter King 29x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 11 x .75″ Filter King 29x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 11 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x25x2-air-filter-5-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-24-5-x-1-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/89.1_e9f3f28b-e886-460a-a028-9e8d8bbe03b1.webp?v=1767269432 Filter King 24x25x2 Air Filter | 5-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 24.5 x 1.75″ Filter King 24x25x2 Air Filter | 5-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 24.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-36-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-36-5-x-75-fk21x36-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_0b2d559e-6803-4dea-b52b-a83c989f8699.avif?v=1767269726 Filter King 21×36.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 36.5 x .75″ – FK21x36.5x1A-M8 -4 Filter King 21×36.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 36.5 x .75″ – FK21x36.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-57-5-1-air-filter-4-pack-merv-8-actual-size-21-x-57-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/18.1.webp?v=1767269740 Filter King 21×57.5×1 Air Filter 4-PACK MERV 8 Actual Size 21 x 57.5 x .75″ Filter King 21×57.5×1 Air Filter 4-PACK MERV 8 Actual Size 21 x 57.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-66-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-66-5-x-75-fk21x66-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK21x66.5x1A-M8-4.png?v=1767274735 Filter King 21×66.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 66.5 x .75″ – FK21x66.5x1A-M8 -4 Filter King 21×66.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 66.5 x .75″ – FK21x66.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-27-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-27-5-x-75-fk30-5-27-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_834775f8-a58d-4c3e-a290-21eaf51c2a18.avif?v=1767270300 Filter King 30.5×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 27.5 x .75″ – FK30.5×27.5x1A-M8 -4 Filter King 30.5×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 27.5 x .75″ – FK30.5×27.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-16-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-16-5-x-75-fk25x16-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK25x16.5x1A-M8-4.jpg?v=1767270343 Filter King 25×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 16.5 x .75″ – FK25x16.5x1A-M8 -4 Filter King 25×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 16.5 x .75″ – FK25x16.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-28-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-28-5-x-75-fk29-5-28-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19.1.avif?v=1767270642 Filter King 29.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 28.5 x .75″ – FK29.5×28.5x1A-M8 -4 Filter King 29.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 28.5 x .75″ – FK29.5×28.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-47-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-47-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21.1_8c022191-4faa-4bff-bc01-f6c0e509a795.jpg?v=1767270825 Filter King 20×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 47.5 x .75″ Filter King 20×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 47.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x10x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-10-x-75-fk22x10x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F.png?v=1767271064 Filter King 22x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 10 x .75″ – FK22x10x1A-M8 -4 Filter King 22x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 10 x .75″ – FK22x10x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-59-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-59-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22x59.jpg?v=1767271183 Filter King 22.5×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 59.5 x .75″ Filter King 22.5×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 59.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x63x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-63-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/20.1_32ec810e-6edb-4cff-81de-98fa087142b3.jpg?v=1767271241 Filter King 29.5x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 63 x .75″ Filter King 29.5x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 63 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-14-x-75-fk24-5x14x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK24.5x14x1A-M8-4.jpg?v=1767271362 Filter King 24.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 14 x .75″ – FK24.5x14x1A-M8 -4 Filter King 24.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 14 x .75″ – FK24.5x14x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-8-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-8-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22.1_e35b6444-cdc8-4c18-a85e-722e60cc1ee1.jpg?v=1767271479 Filter King 28.5×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 8.5 x .75″ Filter King 28.5×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 8.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-13-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-13-5-x-75-fk23x13-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/G_c9fa1f9c-0a3c-4af1-837a-6e8c2eba51b7.jpg?v=1767271542 Filter King 25×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 13.5 x .75″ – FK23x13.5x1A-M8 -4 Filter King 25×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 13.5 x .75″ – FK23x13.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-13-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-13-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK28x13.5x1A-M8-4.avif?v=1767271837 Filter King 28×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 13.5 x .75″ Filter King 28×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 13.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x61x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-61-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/23.1.webp?v=1767271724 Filter King 19x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 61 x .75″ Filter King 19x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 61 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x66x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-66-x-75-fk17x66x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/H_2374e445-194d-4d4f-8645-62befe977f09.jpg?v=1767271904 Filter King 17x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 66 x .75″ – FK17x66x1A-M8 -4 Filter King 17x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 66 x .75″ – FK17x66x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-28-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-28-5-x-75-fk17-5-28-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17.5x28.5x1A-M8-4.jpg?v=1767271964 Filter King 17.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 28.5 x .75″ – FK17.5×28.5x1A-M8 -4 Filter King 17.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 28.5 x .75″ – FK17.5×28.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-11-5-1-air-filter-4-pack-merv-8-actual-size-27-x-11-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25.1_16154ed0-2640-40f5-9591-2380d408b056.webp?v=1767272023 Filter King 27×11.5×1 Air Filter 4-PACK MERV 8 Actual Size 27 x 11.5 x .75″ Filter King 27×11.5×1 Air Filter 4-PACK MERV 8 Actual Size 27 x 11.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-45-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-45-5-x-75-fk20-5-45-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20.5x45.5x1A-M8-4_a5831194-25fe-4822-954a-46537b05f8d6.jpg?v=1767272085 Filter King 20.5×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 45.5 x .75″ – FK20.5×45.5x1A-M8 -4 Filter King 20.5×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 45.5 x .75″ – FK20.5×45.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5x45x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-45-x-75-fk18-5x45x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK18.5x45x1A-M8-4_bde9c4cc-197a-4c8b-b906-b5b703636772.webp?v=1767272202 Filter King 18.5x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 45 x .75″ – FK18.5x45x1A-M8 -4 Filter King 18.5x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 45 x .75″ – FK18.5x45x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x37x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-37-x-75-fk24x37x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I_43c00405-78fa-43c1-9d4a-c8df9e7f4ea5.jpg?v=1767272263 Filter King 24x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 37 x .75″ – FK24x37x1A-M8 -4 Filter King 24x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 37 x .75″ – FK24x37x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x41x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-41-x-75-fk17x41x1a-m8-4 2026-06-04T17:10:28-04:00 daily 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28 x 25 x .75″ – FK28x25x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-24-5-1-air-filter-4-pack-merv-8-actual-size-17-x-24-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17245.webp?v=1767272628 Filter King 17×24.5×1 Air Filter 4-PACK MERV 8 Actual Size 17 x 24.5 x .75″ Filter King 17×24.5×1 Air Filter 4-PACK MERV 8 Actual Size 17 x 24.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-62-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-62-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/26.1_6e36080d-8621-46dc-b875-fd8f677cb7a9.webp?v=1767272746 Filter King 23.5×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 62.5 x .75″ Filter King 23.5×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 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Actual Size: 20.5 x 36 x .75″ Filter King 20.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 36 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x33x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-33-x-75-fk18x33x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/K.avif?v=1767273224 Filter King 18x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 33 x .75″ – FK18x33x1A-M8 -4 Filter King 18x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 33 x .75″ – FK18x33x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-47-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-47-5-x-75 2026-06-04T17:10:28-04:00 daily 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https://hvacdirect.store/products/filter-king-29-14-5-1-air-filter-4-pack-merv-8-actual-size-29-x-14-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2914-1.webp?v=1767273832 Filter King 29×14.5×1 Air Filter 4-PACK MERV 8 Actual Size 29 x 14.5 x .75″ Filter King 29×14.5×1 Air Filter 4-PACK MERV 8 Actual Size 29 x 14.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-62-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-62-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25x62.jpg?v=1767273954 Filter King 25.5×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 62.5 x .75″ Filter King 25.5×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 62.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5x34x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-34-x-75-fk25-5x34x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/L_c4cef35e-5708-4316-b836-ec7ede3b385f.png?v=1767274137 Filter King 25.5x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 34 x .75″ – FK25.5x34x1A-M8 – 4 Filter King 25.5x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 34 x .75″ – FK25.5x34x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x52x1-air-filter-4-pack-merv-8-actual-size-19-x-52-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/1952-1.webp?v=1767274254 Filter King 19x52x1 Air Filter 4-PACK MERV 8 Actual Size 19 x 52 x .75″ Filter King 19x52x1 Air Filter 4-PACK MERV 8 Actual Size 19 x 52 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5x23x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-23-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/30x23.jpg?v=1767274372 Filter King 30.5x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 23 x .75″ Filter King 30.5x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 23 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-40-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-40-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/29x40.webp?v=1767274613 Filter King 29.5×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 40.5 x .75″ Filter King 29.5×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 40.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-8-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-8-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/29x8.jpg?v=1767274795 Filter King 29.5×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 8.5 x .75″ Filter King 29.5×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 8.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-15-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-15-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/3015-1.webp?v=1767274857 Filter King 30.5×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 15.5 x .75″ Filter King 30.5×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 15.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5x64x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-64-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/N_d1c1a6f1-1e43-484d-82a5-c318ec17672d.png?v=1767274921 Filter King 18.5x64x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 64 x .75″ Filter King 18.5x64x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 64 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-56-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-56-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27x56.jpg?v=1767275039 Filter King 27×56.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 56.5 x .75″ Filter King 27×56.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 56.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x51x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-51-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2251-1.png?v=1767277995 Filter King 22.5x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 51 x .75″ Filter King 22.5x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 51 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-14-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-14-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/P_322d04fb-6f56-4f64-9afd-a7f2c4a36b11.webp?v=1767275156 Filter King 19×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 14.5 x .75″ Filter King 19×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 14.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10-38-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-x-38-5-x-75-fk10x38-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK10x38.5x1A-M8-4.jpg?v=1767275280 Filter King 10×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 38.5 x .75″ – FK10x38.5x1A-M8-4 Filter King 10×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 38.5 x .75″ – FK10x38.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-8-5x5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-8-5-x-5-x-75-fk8-5x5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK8.5x5x1A-M8-4.jpg?v=1767275405 Filter King 8.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 5 x .75″ – FK8.5x5x1A-M8-4 Filter King 8.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 5 x .75″ – FK8.5x5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-39-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-39-5-x-75-fk13x39-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK13x39.5x1A-M8-4.jpg?v=1767275516 Filter King 13×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 39.5 x .75″ – FK13x39.5x1A-M8-4 Filter King 13×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 39.5 x .75″ – FK13x39.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5x56x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-56-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/26x56_33c00a58-390e-4271-a5c0-6e39d749c71e.jpg?v=1767278296 Filter King 26.5x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 56 x .75″ Filter King 26.5x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 56 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-7-56-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-7-x-56-5-x-75-fk7x56-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK7x56.5x1A-M8-4.jpg?v=1767275698 Filter King 7×56.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7 x 56.5 x .75″ – FK7x56.5x1A-M8-4 Filter King 7×56.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7 x 56.5 x .75″ – FK7x56.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-4-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-4-5-x-75-fk15x4-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15x4.5x1A-M8-4.jpg?v=1767275941 Filter King 15×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 4.5 x .75″ – FK15x4.5x1A-M8-4 Filter King 15×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 4.5 x .75″ – FK15x4.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-59-5-1-air-filter-4-pack-merv-8-actual-size-24-5-x-59-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2459-1.webp?v=1767276123 Filter King 24.5×59.5×1 Air Filter 4-PACK MERV 8 Actual Size 24.5 x 59.5 x .75″ Filter King 24.5×59.5×1 Air Filter 4-PACK MERV 8 Actual Size 24.5 x 59.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9-5x26x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-26-x-75-fk9-5x26x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9.5x26x1A-M8-4.jpg?v=1767277088 Filter King 9.5x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 26 x .75″ – FK9.5x26x1A-M8-4 Filter King 9.5x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 26 x .75″ – FK9.5x26x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-6-46-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-6-x-46-5-x-75-fk6x46-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK6x46.5x1A-M8-4.jpg?v=1767277208 Filter King 6×46.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6 x 46.5 x .75″ – FK6x46.5x1A-M8-4 Filter King 6×46.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6 x 46.5 x .75″ – FK6x46.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x63x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-63-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/20X63.avif?v=1767327792 Filter King 20.5x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 63 x .75″ Filter King 20.5x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 63 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x49x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-49-x-75-fk25x49x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25x49x1.webp?v=1767328026 Filter King 25x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 49 x .75″ – FK25x49x1A-M8 -4 Filter King 25x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 49 x .75″ – FK25x49x1A-M8 -4 WholesaleHVACDirect 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FK21.5x60x1A-M8 -4 Filter King 21.5x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 60 x .75″ – FK21.5x60x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9x31x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-x-31-x-75-fk9x31x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9x31x1A-M8-4-2.jpg?v=1767328561 Filter King 9x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 31 x .75″ – FK9x31x1A-M8-4 Filter King 9x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 31 x .75″ – FK9x31x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-57-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-57-5-x-75-fk29x57-5x1a-m8-1 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2.1_c5b6cb2a-0a0e-46cf-a8de-5fb733410ae0.avif?v=1767329479 Filter King 29×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 57.5 x .75″ – FK29x57.5x1A-M8 -1 Filter King 29×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 57.5 x .75″ – FK29x57.5x1A-M8 -1 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-4-5-43-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-4-5-x-43-5-x-75-fk4-5-43-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK4.5x43.5x1A-M8-4.jpg?v=1767329350 Filter King 4.5×43.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4.5 x 43.5 x .75″ – FK4.5×43.5x1A-M8-4 Filter King 4.5×43.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4.5 x 43.5 x .75″ – FK4.5×43.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-48-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-48-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/1.1_11e83680-7aa5-4e35-ac84-719d7174296c.webp?v=1767329528 Filter King 24.5×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 48.5 x .75″ Filter King 24.5×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 48.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-5x54x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-54-x-75-fk15-5x54x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15.5x54x1A-M8-4.jpg?v=1767329590 Filter King 15.5x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 54 x .75″ – FK15.5x54x1A-M8-4 Filter King 15.5x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 54 x .75″ – FK15.5x54x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-11-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-11-5-x-75-fk16x11-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK16x11.5x1A-M8-4.avif?v=1767329963 Filter King 16×11.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 11.5 x .75″ – FK16x11.5x1A-M8-4 Filter King 16×11.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 11.5 x .75″ – FK16x11.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12-5x43x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-43-x-75-fk12-5x43x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK12.5x43x1A-M8-4.jpg?v=1767329951 Filter King 12.5x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 43 x .75″ – FK12.5x43x1A-M8-4 Filter King 12.5x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 43 x .75″ – FK12.5x43x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-35-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-35-5-x-75-fk16x35-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK16x35.5x1A-M8-4.avif?v=1767330681 Filter King 16×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 35.5 x .75″ – FK16x35.5x1A-M8-4 Filter King 16×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 35.5 x .75″ – FK16x35.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5x27x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-27-x-75-fk25-5x27x1a-m8-1 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/4.1_40481ab5-9172-499e-a471-cc053caf9239.jpg?v=1767330556 Filter King 25.5x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 27 x .75″ – FK25.5x27x1A-M8 -1 Filter King 25.5x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 27 x .75″ – FK25.5x27x1A-M8 -1 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-5-5-22-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-5-5-x-22-5-x-75-fk5-5-22-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK5.5x22.5x1A-M8-4.jpg?v=1767330680 Filter King 5.5×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 22.5 x .75″ – FK5.5×22.5x1A-M8-4 Filter King 5.5×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 22.5 x .75″ – FK5.5×22.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x26x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-26-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2.1_11710887-fbff-4872-910f-5a942e804496.jpg?v=1767330801 Filter King 29.5x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 26 x .75″ Filter King 29.5x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 26 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x63x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-63-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/3.1_4358b8c2-af7c-4107-af07-7faf545dd1a7.jpg?v=1767330917 Filter King 19.5x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 63 x .75″ Filter King 19.5x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 63 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-7x46x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-7-x-46-x-75-fk7x46x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK7x46x1A-M8-4.jpg?v=1767331041 Filter King 7x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7 x 46 x .75″ – FK7x46x1A-M8-4 Filter King 7x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7 x 46 x .75″ – FK7x46x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-29-x-75-fk19x29x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://hvacdirect.store/products/filter-king-15-5x27x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-27-x-75-fk15-5x27x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15.5x27x1A-M8-4.jpg?v=1767331283 Filter King 15.5x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 27 x .75″ – FK15.5x27x1A-M8-4 Filter King 15.5x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 27 x .75″ – FK15.5x27x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-29-x-75-fk19x29x1a-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/5.1_44390212-2ae1-439c-b27c-06ab6c3740f3.jpg?v=1767331341 Filter King 19x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 29 x .75″ – FK19x29x1A-M8 -4 Filter King 19x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 29 x .75″ – FK19x29x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x45x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-45-x-75-fk21x45x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/5.1_f7f1c4fc-193b-4524-ac27-41c958e95597.jpg?v=1767331522 Filter King 21x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 45 x .75″ – FK21x45x1A-M8 -4 Filter King 21x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 45 x .75″ – FK21x45x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-39-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-39-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_e482de60-77c0-4ed9-98b0-a66cfc23a06e.webp?v=1767331583 Filter King 24×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 39.5 x .75″ Filter King 24×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 39.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-5-36-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-36-5-x-75-fk15-5-36-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15.5x36.5x1A-M8-4.jpg?v=1767331700 Filter King 15.5×36.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 36.5 x .75″ – FK15.5×36.5x1A-M8-4 Filter King 15.5×36.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 36.5 x .75″ – FK15.5×36.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-41-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-41-5-x-75-fk20-5-41-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/7.1_aaf0cc7b-ec2b-4f19-a5bc-4f457673127a.jpg?v=1767331819 Filter King 20.5×41.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 41.5 x .75″ – FK20.5×41.5x1A-M8 -4 Filter King 20.5×41.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 41.5 x .75″ – FK20.5×41.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x54x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-54-x-75-fk25x54x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK25x54x1A-M8-4_1.jpg?v=1767331879 Filter King 25x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 54 x .75″ – FK25x54x1A-M8-4 Filter King 25x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 54 x .75″ – FK25x54x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-7-52-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-7-x-52-5-x-75-fk7x52-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK7x52.5x1A-M8-4.jpg?v=1767332004 Filter King 7×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7 x 52.5 x .75″ – FK7x52.5x1A-M8-4 Filter King 7×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7 x 52.5 x .75″ – FK7x52.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-56-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-56-5-x-75-fk17x56-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/1756.avif?v=1767332356 Filter King 17×56.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 56.5 x .75″ – FK17x56.5x1A-M8 -4 Filter King 17×56.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 56.5 x .75″ – FK17x56.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-62-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-62-5-x-75-fk26x62-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8.1_782b75bd-b96a-44ad-9d44-ef0cdf8f8e1c.jpg?v=1767332300 Filter King 26×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 62.5 x .75″ – FK26x62.5x1A-M8 -4 Filter King 26×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 62.5 x .75″ – FK26x62.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-10-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-10-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_90991bad-07a0-4df8-a639-f38dbb21a80d.jpg?v=1767332324 Filter King 29×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 10.5 x .75″ Filter King 29×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 10.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x62x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-62-x-75-fk12x62x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK12x62x1A-M8-4.jpg?v=1767332423 Filter King 12x62x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 62 x .75″ – FK12x62x1A-M8-4 Filter King 12x62x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 62 x .75″ – FK12x62x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30x21x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-21-x-75-fk30x21x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/9.1_d1de0baf-f91a-42c2-8d21-f53e93427658.jpg?v=1767332598 Filter King 30x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 21 x .75″ – FK30x21x1A-M8 -4 Filter King 30x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 21 x .75″ – FK30x21x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10-60-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-x-60-5-x-75-fk10x60-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK10x60.5x1A-M8-4.jpg?v=1767332611 Filter King 10×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 60.5 x .75″ – FK10x60.5x1A-M8-4 Filter King 10×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 60.5 x .75″ – FK10x60.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-5-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-5-5-x-75-fk28-5-5-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK28.5x5.5x1A-M8-4.jpg?v=1767332662 Filter King 28.5×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 5.5 x .75″ – FK28.5×5.5x1A-M8 -4 Filter King 28.5×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 5.5 x .75″ – FK28.5×5.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-64-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-64-5-x-75-fk20-5-64-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/10.1_12077d3a-fb69-4f08-a154-e0482cb8edf3.jpg?v=1767332842 Filter King 20.5×64.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 64.5 x .75″ – FK20.5×64.5x1A-M8-4 Filter King 20.5×64.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 64.5 x .75″ – FK20.5×64.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-33-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-33-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_49d1d59c-2321-4420-9a2e-05394b358f8d.jpg?v=1767333022 Filter King 26.5×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 33.5 x .75″ Filter King 26.5×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 33.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x44x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-44-x-75-fk20x44x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/20x44x1-1.jpg?v=1767333036 Filter King 20x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 44 x .75″ – FK20x44x1A-M8 -4 Filter King 20x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 44 x .75″ – FK20x44x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14-57-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-57-5-x-75-fk14x57-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK14x57.5x1A-M8-4.jpg?v=1767333082 Filter King 14×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 57.5 x .75″ – FK14x57.5x1A-M8-4 Filter King 14×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 57.5 x .75″ – FK14x57.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-4-32-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-4-x-32-5-x-75-fk4x32-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK4x32.5x1A-M8-4.jpg?v=1767333329 Filter King 4×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4 x 32.5 x .75″ – FK4x32.5x1A-M8 -4 Filter King 4×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4 x 32.5 x .75″ – FK4x32.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12-46-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-46-5-x-75-fk12x46-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK12x46.5x1A-M8-4.jpg?v=1767333387 Filter King 12×46.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 46.5 x .75″ – FK12x46.5x1A-M8-4 Filter King 12×46.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 46.5 x .75″ – FK12x46.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-33-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-33-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_47e210dd-d134-479b-aa4a-2184b8d6c0b8.jpg?v=1767333511 Filter King 26.5×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 33.5 x .75″ Filter King 26.5×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 33.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-15-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-15-5-x-75-fk21-5-15-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK21.5x15.5x1A-M8-4.jpg?v=1767333568 Filter King 21.5×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 15.5 x .75″ – FK21.5×15.5x1A-M8-4 Filter King 21.5×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 15.5 x .75″ – FK21.5×15.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-7-59-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-7-x-59-5-x-75-fk7x59-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK7x59.5x1A-M8-4.jpg?v=1767334956 Filter King 7×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7 x 59.5 x .75″ – FK7x59.5x1A-M8-4 Filter King 7×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7 x 59.5 x .75″ – FK7x59.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x21x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-20-5-x-75-fb18x21-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/18x21x1.jpg?v=1767333693 Filter King 18x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 20.5 x .75″ – FB18X21 -4 Filter King 18x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 20.5 x .75″ – FB18X21 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-38-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-38-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_6ece0c9c-bd7f-43a4-947c-265307854781.jpg?v=1767333867 Filter King 23.5×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 38.5 x .75″ Filter King 23.5×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 38.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-37-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-37-5-x-75-fk20-5-37-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20.5x37.5x1A-M8-4.png?v=1767333881 Filter King 20.5×37.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 37.5 x .75″ – FK20.5×37.5x1A-M8 -4 Filter King 20.5×37.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 37.5 x .75″ – FK20.5×37.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-6-5-54-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-6-5-x-54-5-x-75-fk6-5-54-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK6.5x54.5x1A-M8-4.jpg?v=1767333990 Filter King 6.5×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6.5 x 54.5 x .75″ – FK6.5×54.5x1A-M8-4 Filter King 6.5×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6.5 x 54.5 x .75″ – FK6.5×54.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9-5-25-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-25-5-x-75-fk9-5-25-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9.5x25.5x1A-M8-4.jpg?v=1767335562 Filter King 9.5×25.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 25.5 x .75″ – FK9.5×25.5x1A-M8-4 Filter King 9.5×25.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 25.5 x .75″ – FK9.5×25.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x52x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-52-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/G_6e32062b-0c85-40a6-8072-c6dec2e01804.jpg?v=1767335742 Filter King 18x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 52 x .75″ Filter King 18x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 52 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x37x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-37-x-75-fk18x37x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK18x37x1A-M8-4.jpg?v=1767335803 Filter King 18x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 37 x .75″ – FK18x37x1A-M8 -4 Filter 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FK15.5×48.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-49-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-49-5-x-75-fk23x49-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/12.1_f1110e43-35cc-4dbd-ab3a-c5f907ae248a.jpg?v=1767336102 Filter King 23×49.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 49.5 x .75″ – FK23x49.5x1A-M8 -4 Filter King 23×49.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 49.5 x .75″ – FK23x49.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9-54-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-x-54-5-x-75-fk9x54-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9x54.5x1A-M8-4.jpg?v=1767336168 Filter King 9×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 54.5 x .75″ – FK9x54.5x1A-M8-4 Filter King 9×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 54.5 x .75″ – FK9x54.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-42-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-42-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/H_bd9b6d6e-6216-4bc9-ae18-69e0c0e7812a.jpg?v=1767336224 Filter King 28.5×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 42.5 x .75″ Filter King 28.5×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 42.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-22-x-75-fk29-5x22x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/13.1_9eb97b3c-9f8b-4935-892d-c83383210bf5.jpg?v=1767336289 Filter King 29.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 22 x .75″ – FK29.5x22x1A-M8 -4 Filter King 29.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 22 x .75″ – FK29.5x22x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-48-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-48-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/18x48.jpg?v=1767336343 Filter King 18×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 48.5 x .75″ Filter King 18×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 48.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-62-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-62-5-x-75-fk24x62-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK24x62.5x1A-M8-4.jpg?v=1767336409 Filter King 24×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 62.5 x .75″ – FK24x62.5x1A-M8 -4 Filter King 24×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 62.5 x .75″ – FK24x62.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-6-5-28-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-6-5-x-28-5-x-75-fk6-5-28-5x1a-m8-44 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK6.5x28.5x1A-M8-44.jpg?v=1767336466 Filter King 6.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6.5 x 28.5 x .75″ – FK6.5×28.5x1A-M8-44 Filter King 6.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6.5 x 28.5 x .75″ – FK6.5×28.5x1A-M8-44 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x11x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-11-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27x11_1ddec4ca-eb39-4d96-adca-4904d97e3b39.jpg?v=1767336587 Filter King 27x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 11 x .75″ Filter King 27x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 11 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-5-5-61-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-5-5-x-61-5-x-75-fk5-5-61-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK5.5x61.5x1A-M8-4.jpg?v=1767336649 Filter King 5.5×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 61.5 x .75″ – FK5.5×61.5x1A-M8-4 Filter King 5.5×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 61.5 x .75″ – FK5.5×61.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-47-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-47-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/28x47x1.webp?v=1767336705 Filter King 28×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 47.5 x .75″ Filter King 28×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 47.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-53-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-53-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I_fc8d85a7-098b-4262-b48a-ade4678e74b4.webp?v=1767336770 Filter King 17.5×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 53.5 x .75″ Filter King 17.5×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 53.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x17x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-17-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/28x17.webp?v=1767336826 Filter King 28.5x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 17 x .75″ Filter King 28.5x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 17 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x47x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-47-x-75-fk22x47x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/14.1_11c70103-b73e-4c1b-8641-b02c5727344c.jpg?v=1767336887 Filter King 22x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 47 x .75″ – FK22x47x1A-M8-4 Filter King 22x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 47 x .75″ – FK22x47x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-6-14-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-6-x-14-5-x-75-fk6x14-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK6x14.5x1A-M8-4.jpg?v=1767336946 Filter King 6×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6 x 14.5 x .75″ – FK6x14.5x1A-M8-4 Filter King 6×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6 x 14.5 x .75″ – FK6x14.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-14-x-75-fk29x14x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/15.1.avif?v=1767337255 Filter King 29x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 14 x .75″ – FK29x14x1A-M8 -4 Filter King 29x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 14 x .75″ – FK29x14x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-14-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-14-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/J_d95632b8-485b-4ef0-8da4-7c2f59b1aaf8.jpg?v=1767337130 Filter King 27×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 14.5 x .75″ Filter King 27×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 14.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-21-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-21-5-x-75-fk27x21-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/16.1_e9709f12-5237-4796-8605-65888d42e410.jpg?v=1767337253 Filter King 27×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 21.5 x .75″ – FK27x21.5x1A-M8 -4 Filter King 27×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 21.5 x .75″ – FK27x21.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10-5x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-5-x-36-x-75-fk10-5x36x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK10.5x36x1A-M8-4.jpg?v=1767340865 Filter King 10.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10.5 x 36 x .75″ – FK10.5x36x1A-M8-4 Filter King 10.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10.5 x 36 x .75″ – FK10.5x36x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-36-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-36-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/26x36.jpg?v=1767337372 Filter King 26×36.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 36.5 x .75″ Filter King 26×36.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 36.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-5-x-75-fk20x5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17.1_af2c043b-2f10-41a3-b4f7-61883a7caea6.jpg?v=1767337428 Filter King 20x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 5 x .75″ – FK20x5x1A-M8 -4 Filter King 20x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 5 x .75″ – FK20x5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-8-5x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-8-5-x-36-x-75-fk8-5x36x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK8.5x36x1A-M8-4.jpg?v=1767337611 Filter King 8.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 36 x .75″ – FK8.5x36x1A-M8-4 Filter King 8.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 36 x .75″ – FK8.5x36x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5x11x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-11-x-75-fk30-5x11x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/18.1_473d85a2-57e7-44b4-a982-121f22bcca7d.avif?v=1767337904 Filter King 30.5x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 11 x .75″ – FK30.5x11x1A-M8 -4 Filter King 30.5x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 11 x .75″ – FK30.5x11x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x35x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-35-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/K_0cd89a85-4f91-4938-8734-14574a1da19a.jpg?v=1767337854 Filter King 21x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 35 x .75″ Filter King 21x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 35 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-64-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-64-5-x-75-fk26-5-64-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19.1_80cdd465-e5b2-4aeb-a611-90b42d943b4a.jpg?v=1767338033 Filter King 26.5×64.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 64.5 x .75″ – FK26.5×64.5x1A-M8 -4 Filter King 26.5×64.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 64.5 x .75″ – FK26.5×64.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-11-5x53x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-53-x-75-fk11-5x53x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK11.5x53x1A-M8-4.jpg?v=1767338095 Filter King 11.5x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 53 x .75″ – FK11.5x53x1A-M8-4 Filter King 11.5x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 53 x .75″ – FK11.5x53x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x57x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-57-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21x57.webp?v=1767338152 Filter King 21x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 57 x .75″ Filter King 21x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 57 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x47x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-47-x-75-fk25x47x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/20.1.avif?v=1767338531 Filter King 25x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 47 x .75″ – FK25x47x1A-M8 -4 Filter King 25x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 47 x .75″ – FK25x47x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5x55x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-55-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/L_08c78537-1db8-46e7-8f88-a104d78de52c.jpg?v=1767338459 Filter King 23.5x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 55 x .75″ Filter King 23.5x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 55 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14-5x44x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-44-x-75-fk14-5x44x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK14.5x44x1A-M8-4.jpg?v=1767338513 Filter King 14.5x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 44 x .75″ – FK14.5x44x1A-M8-4 Filter King 14.5x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 44 x .75″ – FK14.5x44x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x60x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-60-x-75-fk19x60x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21.1_3851c9b6-3239-401c-bb3e-63e50e2e2e04.jpg?v=1767338635 Filter King 19x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 60 x .75″ – FK19x60x1A-M8 -4 Filter King 19x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 60 x .75″ – FK19x60x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12-5x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-42-x-75-fk12-5x42x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK12.5x42x1A-M8-4.jpg?v=1767338755 Filter King 12.5x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 42 x .75″ – FK12.5x42x1A-M8-4 Filter King 12.5x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 42 x .75″ – FK12.5x42x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-48-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-48-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/M_57d48a76-c130-4047-ade2-3cbea3d33ae4.webp?v=1767338820 Filter King 17×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 48.5 x .75″ Filter King 17×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 48.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-5-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-5-5-x-75-fk23-5-5-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22.1_9a98ec2f-98bf-4178-a5ac-91467c9943aa.jpg?v=1767338938 Filter King 23.5×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 5.5 x .75″ – FK23.5×5.5x1A-M8 -4 Filter King 23.5×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 5.5 x .75″ – FK23.5×5.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-5x13x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-13-x-75-fk13-5x13x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK13.5x13x1A-M8-4.jpg?v=1767339060 Filter King 13.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 13 x .75″ – FK13.5x13x1A-M8-4 Filter King 13.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 13 x .75″ – FK13.5x13x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-18-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-18-5-x-75-fk24x18-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/23.1_1a0a7904-bf0c-46a1-9e51-158ac219ca27.avif?v=1767339382 Filter King 24×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 18.5 x .75″ – FK24x18.5x1A-M8 -4 Filter King 24×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 18.5 x .75″ – FK24x18.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-7-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-7-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19X7.webp?v=1767339303 Filter King 19×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 7.5 x .75″ Filter King 19×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 7.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-5x53x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-53-x-75-fk15-5-53-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15.5x53.5x1A-M8-4.jpg?v=1767339421 Filter King 15.5x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 53 x .75″ – FK15.5×53.5x1A-M8-4 Filter King 15.5x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 53 x .75″ – FK15.5×53.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x13x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-13-x-75-fk28x13x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/24.1_8e0b5643-67bc-4c2c-a9f3-0a1a62198618.jpg?v=1767339477 Filter King 28x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 13 x .75″ – FK28x13x1A-M8 -4 Filter King 28x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 13 x .75″ – FK28x13x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-9-x-75-fk21x9x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK21x9x1A-M8-4.avif?v=1767339777 Filter King 21x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 9 x .75″ – FK21x9x1A-M8 -4 Filter King 21x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 9 x .75″ – FK21x9x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-26-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-26-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/O_486ec385-9f77-45ad-8854-c3b77740bb3a.webp?v=1767339667 Filter King 27×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 26.5 x .75″ Filter King 27×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 26.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-29-x-75-fk27-5x29x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25.1_028f8113-c286-4130-b01c-2c39be6435dd.jpg?v=1767339785 Filter King 27.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 29 x .75″ – FK27.5x29x1A-M8 -4 Filter King 27.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 29 x .75″ – FK27.5x29x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-4x41x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-4-x-41-x-75-fk4x41x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK4x41x1A-M8-4.jpg?v=1767339908 Filter King 4x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4 x 41 x .75″ – FK4x41x1A-M8-4 Filter King 4x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4 x 41 x .75″ – FK4x41x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-19-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/P.avif?v=1767340269 Filter King 19.5x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 19 x .75″ Filter King 19.5x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 19 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-15-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-15-5-x-75-fk26-5-15-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/28.1_af0a47cc-e026-41e3-b21a-539e73d4929e.jpg?v=1767340985 Filter King 26.5×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 15.5 x .75″ – FK26.5×15.5x1A-M8 – 4 Filter King 26.5×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 15.5 x .75″ – FK26.5×15.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-12-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-12-5-x-75-fk27x12-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK27x12.5x1A-M8-4.avif?v=1767341232 Filter King 27×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 12.5 x .75″ – FK27x12.5x1A-M8 -4 Filter King 27×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 12.5 x .75″ – FK27x12.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-20-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/Q_fc84b3b5-0b84-434c-a722-75a1cede599b.jpg?v=1767341107 Filter King 30x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 20 x .75″ Filter King 30x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 20 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-5x18x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-18-x-75-fk16-5x18x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK16.5x18x1A-M8-4.jpg?v=1767341227 Filter King 16.5x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 18 x .75″ – FK16.5x18x1A-M8-4 Filter King 16.5x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 18 x .75″ – FK16.5x18x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-33-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-33-5-x-75-fk30x33-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/29.1_937072eb-01ec-4fcd-9680-f2b21b44c37d.jpg?v=1767341287 Filter King 30×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 33.5 x .75″ – FK30x33.5x1A-M8 – 4 Filter King 30×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 33.5 x .75″ – FK30x33.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-62-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-62-5-x-75-fk20-5-62-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://hvacdirect.store/products/filter-king-19-59-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-59-5-x-75-fk19x59-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://hvacdirect.store/products/filter-king-20x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-8-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/U_341fec78-4d4a-4607-a96e-75e4d30aefe3.webp?v=1767341467 Filter King 20x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 8 x .75″ Filter King 20x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 8 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-59-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-59-5-x-75-fk19x59-5x1a-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/30.1_45a7271f-91b9-47a1-b649-5fb4246f163b.avif?v=1767341767 Filter King 19×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 59.5 x .75″ – FK19x59.5x1A-M8 – 4 Filter King 19×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 59.5 x .75″ – FK19x59.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-11x33x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-x-33-x-75-fk11x33x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK11x33x1A-M8-4.jpg?v=1767341650 Filter King 11x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11 x 33 x .75″ – FK11x33x1A-M8-4 Filter King 11x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11 x 33 x .75″ – FK11x33x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-33-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-33-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/V_21c732e5-7123-4fe2-94cf-57d653cf7ad7.jpg?v=1767341772 Filter King 20×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 33.5 x .75″ Filter King 20×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 33.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-14-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-14-5-x-75-fk24-5-14-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/31.1_bc11f223-aaf6-4057-80c6-0ea66649db85.jpg?v=1767341831 Filter King 24.5×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 14.5 x .75″ – FK24.5×14.5x1A-M8 – 4 Filter King 24.5×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 14.5 x .75″ – FK24.5×14.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-5-5x16x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-5-5-x-16-x-75-fk5-5x16x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK5.5x16x1A-M8-4.jpg?v=1767341950 Filter King 5.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 16 x .75″ – FK5.5x16x1A-M8-4 Filter King 5.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 16 x .75″ – FK5.5x16x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-5-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-5-5-x-75-fk19-5-5-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19.5x5.5x1A-M8-4.jpg?v=1767342009 Filter King 19.5×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 5.5 x .75″ – FK19.5×5.5x1A-M8 -4 Filter King 19.5×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 5.5 x .75″ – FK19.5×5.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x45x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-45-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/W_17d0a0f5-32dd-4216-809d-abd4a7a94b97.jpg?v=1767346235 Filter King 29.5x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 45 x .75″ Filter King 29.5x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 45 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-5x56x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-56-x-75-fk16-5x56x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK16.5x56x1A-M8-4.avif?v=1767342376 Filter King 16.5x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 56 x .75″ – FK16.5x56x1A-M8-4 Filter King 16.5x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 56 x .75″ – FK16.5x56x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-36-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-36-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/X_20080971-bd56-45ed-9e2b-ddf918c3aa86.jpg?v=1767342313 Filter King 20×36.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 36.5 x .75″ Filter King 20×36.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 36.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-36-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-36-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/Y_dc56c64e-3175-44b7-9e1a-0886484faad0.jpg?v=1767342433 Filter King 20×36.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 36.5 x .75″ Filter King 20×36.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 36.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-5-5x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-5-5-x-20-x-75-fk5-5x20x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK5.5x20x1A-M8-4.jpg?v=1767342496 Filter King 5.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 20 x .75″ – FK5.5x20x1A-M8-4 Filter King 5.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 20 x .75″ – FK5.5x20x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-39-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-39-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/Z.png?v=1767342675 Filter King 25.5×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 39.5 x .75″ Filter King 25.5×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 39.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-28-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-28-5-x-75-fk24-5-28-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/32.1_81e234fc-15a9-460a-9fba-2fc26d0574f9.jpg?v=1767342799 Filter King 24.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 28.5 x .75″ – FK24.5×28.5x1A-M8 – 4 Filter King 24.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 28.5 x .75″ – FK24.5×28.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x51x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-51-x-75-fk20-5x51x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20.5x51x1A-M8-4.jpg?v=1767342859 Filter King 20.5x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 51 x .75″ – FK20.5x51x1A-M8 -4 Filter King 20.5x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 51 x .75″ – FK20.5x51x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-65-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-65-5-x-75-fk13x65-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK13x65.5x1A-M8-4.jpg?v=1767342977 Filter King 13×65.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 65.5 x .75″ – FK13x65.5x1A-M8-4 Filter King 13×65.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 65.5 x .75″ – FK13x65.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x18x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-18-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_7d2c9868-bd58-4cbc-8900-20e73bcb6615.jpg?v=1767343037 Filter King 20x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 18 x .75″ Filter King 20x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 18 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x4x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-4-x-75-fk23x4x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/33.1_20e4a707-79aa-4f22-ae7e-c73e81bb1223.jpg?v=1767343098 Filter King 23x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 4 x .75″ – FK23x4x1A-M8 – 4 Filter King 23x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 4 x .75″ – FK23x4x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-4-5x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-4-5-x-29-x-75-fk4-5x29x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK4.5x29x1A-M8-4.jpg?v=1767343278 Filter King 4.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4.5 x 29 x .75″ – FK4.5x29x1A-M8-4 Filter King 4.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4.5 x 29 x .75″ – FK4.5x29x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-62-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-62-5-x-75-fk20-5-62-5x1a-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2062_9cb7a43f-5c25-483e-9b48-ed1f201e7004.avif?v=1767343638 Filter King 20.5×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 62.5 x .75″ – FK20.5×62.5x1A-M8 -4 Filter King 20.5×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 62.5 x .75″ – FK20.5×62.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-21-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-21-5-x-75-fk19-5-21-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19.5x21.5x1A-M8-4.jpg?v=1767343581 Filter King 19.5×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 21.5 x .75″ – FK19.5×21.5x1A-M8 -4 Filter King 19.5×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 21.5 x .75″ – FK19.5×21.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-50-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-50-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/29x50.webp?v=1767343702 Filter King 29.5×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 50.5 x .75″ Filter King 29.5×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 50.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-5x52x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-52-x-75-fk16-5x52x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK16.5x52x1A-M8-4.avif?v=1767343953 Filter King 16.5x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 52 x .75″ – FK16.5x52x1A-M8-4 Filter King 16.5x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 52 x .75″ – FK16.5x52x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-51-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-51-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_3a991563-5126-4592-94f0-b7aa5725dd94.jpg?v=1767343884 Filter King 18.5×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 51.5 x .75″ Filter King 18.5×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 51.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-5x12x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-12-x-75-fk13-5x12x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK13.5x12x1A-M8-4.jpg?v=1767344001 Filter King 13.5x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 12 x .75″ – FK13.5x12x1A-M8 -4 Filter King 13.5x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 12 x .75″ – FK13.5x12x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10-49-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-x-49-5-x-75-fk10x49-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK10x49.5x1A-M8-4.jpg?v=1767344182 Filter King 10×49.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 49.5 x .75″ – FK10x49.5x1A-M8 -4 Filter King 10×49.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 49.5 x .75″ – FK10x49.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x4x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-4-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_753bffb0-d7fd-4799-89cc-155785180955.webp?v=1767344303 Filter King 24x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 4 x .75″ Filter King 24x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 4 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5x57x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-57-x-75-fk23-5x57x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/34.1_9c0ff007-fe34-4117-8de9-479fd545bf85.jpg?v=1767344365 Filter King 23.5x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 57 x .75″ – FK23.5x57x1A-M8 – 4 Filter King 23.5x57x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 57 x .75″ – FK23.5x57x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x21x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-21-x-75-fk28-5x21x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK28.5x21x1A-M8-4.jpg?v=1767344429 Filter King 28.5x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 21 x .75″ – FK28.5x21x1A-M8 -4 Filter King 28.5x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 21 x .75″ – FK28.5x21x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x44x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-x-44-x-75-fk10x44x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK10x44x1A-M8-4.jpg?v=1767344487 Filter King 10x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 44 x .75″ – FK10x44x1A-M8 -4 Filter King 10x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 44 x .75″ – FK10x44x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-4-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-4-5-x-75-fk25-5-4-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/35.1.png?v=1767344607 Filter King 25.5×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 4.5 x .75″ – FK25.5×4.5x1A-M8 – 4 Filter King 25.5×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 4.5 x .75″ – FK25.5×4.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-22-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-22-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_002eadcb-da71-4708-874f-4ff1885123a4.jpg?v=1767344668 Filter King 23.5×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 22.5 x .75″ Filter King 23.5×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 22.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-7x35x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-7-x-35-x-75-fk7x35x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK7x35x1A-M8-4.avif?v=1767344920 Filter King 7x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7 x 35 x .75″ – FK7x35x1A-M8 -4 Filter King 7x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7 x 35 x .75″ – FK7x35x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-20-x-75-fk25x20x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/37.1_02b0bf08-559a-4d09-ba10-c0aa0e2c7b88.jpg?v=1767344788 Filter King 25x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 20 x .75″ – FK25x20x1A-M8 – 4 Filter King 25x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 20 x .75″ – FK25x20x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x52x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-52-x-75-fk28x52x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK28x52x1A-M8-4.avif?v=1767345044 Filter King 28x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 52 x .75″ – FK28x52x1A-M8 -4 Filter King 28x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 52 x .75″ – FK28x52x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x15x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-15-x-75-fk20x15x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/38.1_69898ebb-8d83-47e1-a9f0-27897bc41a1f.jpg?v=1767344907 Filter King 20x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 15 x .75″ – FK20x15x1A-M8 – 4 Filter King 20x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 15 x .75″ – FK20x15x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x11x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-11-x-75-fk12x11x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK12x11x1A-M8-4.avif?v=1767345150 Filter King 12x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 11 x .75″ – FK12x11x1A-M8 -4 Filter King 12x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 11 x .75″ – FK12x11x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-39-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-39-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_b876f84a-a0e3-4442-ad04-60e661600ff0.jpg?v=1767345028 Filter King 21.5×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 39.5 x .75″ Filter King 21.5×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 39.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-63-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-63-5-x-75-fk23-5-63-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK23.5x63.5x1A-M8-4.jpg?v=1767345150 Filter King 23.5×63.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 63.5 x .75″ – FK23.5×63.5x1A-M8-4 Filter King 23.5×63.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 63.5 x .75″ – FK23.5×63.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14-20-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-20-5-x-75-fk14x20-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK14x20.5x1A-M8-4.jpg?v=1767345332 Filter King 14×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 20.5 x .75″ – FK14x20.5x1A-M8 -4 Filter King 14×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 20.5 x .75″ – FK14x20.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-47-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-47-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_217b96f8-4f6c-4acd-8e8f-afdad29fe95d.webp?v=1767345450 Filter King 25×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 47.5 x .75″ Filter King 25×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 47.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-6-5-24-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-6-5-x-24-5-x-75-lfk6-5-24-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK6.5x24.5x1A-M8-4.jpg?v=1767345811 Filter King 6.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6.5 x 24.5 x .75″ – lFK6.5×24.5x1A-M8 -4 Filter King 6.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6.5 x 24.5 x .75″ – lFK6.5×24.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-20-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-20-5-x-75-fk21-5-20-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/39.1_81b70322-2ff0-4daf-a15d-46335560d9b7.jpg?v=1767345873 Filter King 21.5×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 20.5 x .75″ – FK21.5×20.5x1A-M8 – 4 Filter King 21.5×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 20.5 x .75″ – FK21.5×20.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-27-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-27-5-x-75-fk17-5-27-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/40.1_d97da5a7-c5b8-4ea1-a107-a25073479322.avif?v=1767346259 Filter King 17.5×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 27.5 x .75″ – FK17.5×27.5x1A-M8 – 4 Filter King 17.5×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 27.5 x .75″ – FK17.5×27.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9x13x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-x-13-x-75-fk9x13x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9x13x1A-M8-4.jpg?v=1767346296 Filter King 9x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 13 x .75″ – FK9x13x1A-M8 -4 Filter King 9x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 13 x .75″ – FK9x13x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-14-x-75-fk18-5x14x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/41.1_a07955a6-c3bf-4c91-b57b-886d4458248f.avif?v=1767346550 Filter King 18.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 14 x .75″ – FK18.5x14x1A-M8 – 4 Filter King 18.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 14 x .75″ – FK18.5x14x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-29-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-29-5-x-75-fk20-5-29-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/42.1.avif?v=1767346661 Filter King 20.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 29.5 x .75″ – FK20.5×29.5x1A-M8 – 4 Filter King 20.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 29.5 x .75″ – FK20.5×29.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-5x38x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-38-x-75-fk15-5x38x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15.5x38x1A-M8-4.jpg?v=1767346716 Filter King 15.5x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 38 x .75″ – FK15.5x38x1A-M8 -4 Filter King 15.5x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 38 x .75″ – FK15.5x38x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-8-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-8-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/G_74f3a76d-47ec-4c54-8fbf-dc0ea59679fe.webp?v=1767346780 Filter King 21×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 8.5 x .75″ Filter King 21×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 8.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-57-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-57-5-x-75-fk17x57-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17x57.5x1A-M8-4.jpg?v=1767346840 Filter King 17×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 57.5 x .75″ – FK17x57.5x1A-M8 -4 Filter King 17×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 57.5 x .75″ – FK17x57.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12-53-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-53-5-x-75-fk12x53-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK12x53.5x1A-M8-4_1.jpg?v=1767347202 Filter King 12×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 53.5 x .75″ – FK12x53.5x1A-M8-4 Filter King 12×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 53.5 x .75″ – FK12x53.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/H_05a59d66-cfb2-4c23-b4bf-7eb25af8b430.webp?v=1767347324 Filter King 20.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 5 x .75″ Filter King 20.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-16-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-16-5-x-75-fk29x16-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK29x16.5x1A-M8-4.avif?v=1767347628 Filter King 29×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 16.5 x .75″ – FK29x16.5x1A-M8 -4 Filter King 29×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 16.5 x .75″ – FK29x16.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-4-5-44-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-4-5-x-44-5-x-75-fk4-5-44-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK4.5x44.5x1A-M8-4.jpg?v=1767347504 Filter King 4.5×44.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4.5 x 44.5 x .75″ – FK4.5×44.5x1A-M8 -4 Filter King 4.5×44.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4.5 x 44.5 x .75″ – FK4.5×44.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-x-25-x-75-fb10x25-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB10X25-4.jpg?v=1767347685 Filter King 10x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 25 x .75″ – FB10X25 -4 Filter King 10x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 25 x .75″ – FB10X25 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-36-x-75-fk18x36x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK18x36x1A-M8-4.jpg?v=1767347803 Filter King 18x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 36 x .75″ – FK18x36x1A-M8 – 4 Filter King 18x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 36 x .75″ – FK18x36x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x48x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-48-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I_c5e205d7-9ffa-47e4-af16-c08f3805a750.jpg?v=1767347985 Filter King 21.5x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 48 x .75″ Filter King 21.5x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 48 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-50-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-50-5-x-75-fk24-5-50-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK24.5x50.5x1A-M8-4.jpg?v=1767348108 Filter King 24.5×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 50.5 x .75″ – FK24.5×50.5x1A-M8 – 4 Filter King 24.5×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 50.5 x .75″ – FK24.5×50.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x40x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-40-x-75-fk23x40x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK23x40x1A-M8-4.jpg?v=1767348228 Filter King 23x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 40 x .75″ – FK23x40x1A-M8 -4 Filter King 23x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 40 x .75″ – FK23x40x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-5-16-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-16-5-x-75-fk16-5-16-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK16.5x16.5x1A-M8-4.jpg?v=1767348288 Filter King 16.5×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 16.5 x .75″ – FK16.5×16.5x1A-M8-4 Filter King 16.5×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 16.5 x .75″ – FK16.5×16.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x37x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-37-x-75-fk17x37x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/J_9b542c3d-9e0c-4467-bc35-3d09a2c5e2cf.jpg?v=1767348892 Filter King 17x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 37 x .75″ – FK17x37x1A-M8 -4 Filter King 17x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 37 x .75″ – FK17x37x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-16-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-16-5-x-75-fk17-5-16-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17.5x16.5x1A-M8-4.jpg?v=1767349013 Filter King 17.5×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 16.5 x .75″ – FK17.5×16.5x1A-M8 – 4 Filter King 17.5×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 16.5 x .75″ – FK17.5×16.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x4x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-x-4-x-75-fk10x4x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK10x4x1A-M8-4.jpg?v=1767349070 Filter King 10x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 4 x .75″ – FK10x4x1A-M8 -4 Filter King 10x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 4 x .75″ – FK10x4x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-7-5x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-7-5-x-36-x-75-fk7-5x36x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK7.5x36x1A-M8-4.jpg?v=1767349315 Filter King 7.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7.5 x 36 x .75″ – FK7.5x36x1A-M8-4 Filter King 7.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7.5 x 36 x .75″ – FK7.5x36x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-60-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-60-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/K_17d52416-b008-4a05-a610-305c309b88d9.webp?v=1767349377 Filter King 20×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 60.5 x .75″ Filter King 20×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 60.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-23-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-23-5-x-75-fk25-5-23-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK25.5x23.5x1A-M8-4.jpg?v=1767349498 Filter King 25.5×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 23.5 x .75″ – FK25.5×23.5x1A-M8 – 4 Filter King 25.5×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 23.5 x .75″ – FK25.5×23.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-54-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-54-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19x54.jpg?v=1767349679 Filter King 19×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 54.5 x .75″ Filter King 19×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 54.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-20-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-20-5-x-75-fk20-5-20-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20.5x20.5x1A-M8-4.jpg?v=1767349796 Filter King 20.5×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 20.5 x .75″ – FK20.5×20.5x1A-M8 -4 Filter King 20.5×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 20.5 x .75″ – FK20.5×20.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-27-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-27-5-x-75-fk22-5-27-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2227.jpg?v=1767349921 Filter King 22.5×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 27.5 x .75″ – FK22.5×27.5x1A-M8 -4 Filter King 22.5×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 27.5 x .75″ – FK22.5×27.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x53x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-53-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/L_39e5c317-e5e3-47f5-934c-2673787e2013.jpg?v=1767350103 Filter King 28.5x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 53 x .75″ Filter King 28.5x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 53 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9-5x5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-5-x-75-fk9-5x5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9.5x5x1A-M8-4.jpg?v=1767350041 Filter King 9.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 5 x .75″ – FK9.5x5x1A-M8-4 Filter King 9.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 5 x .75″ – FK9.5x5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-14-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-14-5-x-75-fk26x14-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK26x14.5x1A-M8-4.avif?v=1767350459 Filter King 26×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 14.5 x .75″ – FK26x14.5x1A-M8-4 Filter King 26×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 14.5 x .75″ – FK26x14.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12-12-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-12-5-x-75-fk12x12-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK12x12.5x1A-M8-4.jpg?v=1767350340 Filter King 12×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 12.5 x .75″ – FK12x12.5x1A-M8-4 Filter King 12×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 12.5 x .75″ – FK12x12.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-60-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-60-5-x-75-fk24-5-60-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/M_29ce6537-03c6-4109-bf5c-a034541b6056.jpg?v=1767350402 Filter King 24.5×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 60.5 x .75″ – FK24.5×60.5x1A-M8 -4 Filter King 24.5×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 60.5 x .75″ – FK24.5×60.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-34-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-34-5-x-75-fk27-5-34-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK27.5x34.5x1A-M8-4.jpg?v=1767350521 Filter King 27.5×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 34.5 x .75″ – FK27.5×34.5x1A-M8 -4 Filter King 27.5×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 34.5 x .75″ – FK27.5×34.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-54-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-54-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/26x54.jpg?v=1767350702 Filter King 26×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 54.5 x .75″ Filter King 26×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 54.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5x58x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-58-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25x58.png?v=1767351007 Filter King 25.5x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 58 x .75″ Filter King 25.5x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 58 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-64-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-64-5-x-75-fk22-5-64-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/N_90b01811-d7e0-4050-9085-af64d631cf15.jpg?v=1767351246 Filter King 22.5×64.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 64.5 x .75″ – FK22.5×64.5x1A-M8 -4 Filter King 22.5×64.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 64.5 x .75″ – FK22.5×64.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-43-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-43-5-x-75 2026-06-04T17:10:28-04:00 daily 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https://hvacdirect.store/products/filter-king-29-39-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-39-5-x-75-fk29x39-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/P_8963979d-8e67-4464-8431-a6a2f9b819cb.webp?v=1767352577 Filter King 29×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 39.5 x .75″ – FK29x39.5x1A-M8 -4 Filter King 29×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 39.5 x .75″ – FK29x39.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-5x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-42-x-75-fk15-5x42x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15.5x42x1A-M8-4.jpg?v=1767352638 Filter King 15.5x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 42 x .75″ – FK15.5x42x1A-M8-4 Filter King 15.5x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 42 x .75″ – FK15.5x42x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-26-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-26-5-x-75-fk25-5-26-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK25.5x26.5x1A-M8-4.jpg?v=1767352752 Filter King 25.5×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 26.5 x .75″ – FK25.5×26.5x1A-M8 – 4 Filter King 25.5×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 26.5 x .75″ – FK25.5×26.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-27-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-27-5-x-75-fk29-5-27-5x1a-m8 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK29.5x27.5x1A-M8.avif?v=1767352999 Filter King 29.5×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 27.5 x .75″ – FK29.5×27.5x1A-M8 Filter King 29.5×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 27.5 x .75″ – FK29.5×27.5x1A-M8 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x59x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-59-x-75-fk19x59x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/Q_65169f00-6546-4f1b-94e1-745da8cec88d.webp?v=1767355539 Filter King 19x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 59 x .75″ – FK19x59x1A-M8 -4 Filter King 19x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 59 x .75″ – FK19x59x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-38-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-38-5-x-75-fk17x38-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17x38.5x1A-M8-4.avif?v=1767353294 Filter King 17×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 38.5 x .75″ – FK17x38.5x1A-M8 -4 Filter King 17×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 38.5 x .75″ – FK17x38.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5x13x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-13-x-75-fk23-5x13x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/U_dc992f67-b3c7-4d26-b2dc-493db5f8572a.jpg?v=1767353178 Filter King 23.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 13 x .75″ – FK23.5x13x1A-M8 -4 Filter King 23.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 13 x .75″ – FK23.5x13x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-61-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-61-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/24x16.webp?v=1767353303 Filter King 24×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 61.5 x .75″ Filter King 24×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 61.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-20-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-20-5-x-75-fk26-5-20-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/26x20.png?v=1767353425 Filter King 26.5×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 20.5 x .75″ – FK26.5×20.5x1A-M8 -4 Filter King 26.5×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 20.5 x .75″ – FK26.5×20.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-44-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-44-5-x-75-fk25-5-44-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/V_a68aa2ea-a6d8-4887-9d18-8c0aff0842e3.jpg?v=1767353598 Filter King 25.5×44.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 44.5 x .75″ – FK25.5×44.5x1A-M8 -4 Filter King 25.5×44.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 44.5 x .75″ – FK25.5×44.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x32x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-32-x-75-fk23x32x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK23x32x1A-M8-4.jpg?v=1767353662 Filter King 23x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 32 x .75″ – FK23x32x1A-M8 -4 Filter King 23x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 32 x .75″ – FK23x32x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-9-x-75-fk29x9x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/29x9.avif?v=1767353913 Filter King 29x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 9 x .75″ – FK29x9x1A-M8 -4 Filter King 29x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 9 x .75″ – FK29x9x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x44x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-44-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/26x44.webp?v=1767353902 Filter King 26x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 44 x .75″ Filter King 26x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 44 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-7-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-7-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17x7.jpg?v=1767354264 Filter King 17×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 7.5 x .75″ Filter King 17×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 7.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x50x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-50-x-75-fk27x50x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_9064be56-993b-4a83-aa83-b27b74978335.jpg?v=1767354444 Filter King 27x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 50 x .75″ – FK27x50x1A-M8 -4 Filter King 27x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 50 x .75″ – FK27x50x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-11-5-60-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-60-5-x-75-fk11-5-60-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK11.5x60.5x1A-M8-4.avif?v=1767354698 Filter King 11.5×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 60.5 x .75″ – FK11.5×60.5x1A-M8 -4 Filter King 11.5×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 60.5 x .75″ – FK11.5×60.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-32-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-32-5-x-75-fk25-5-32-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK25.5x32.5x1A-M8-4.jpg?v=1767354747 Filter King 25.5×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 32.5 x .75″ – FK25.5×32.5x1A-M8 -4 Filter King 25.5×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 32.5 x .75″ – FK25.5×32.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5x12x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-12-x-75-fk23-5x12x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_e2455087-7670-4428-9c48-618d2efc91e3.jpg?v=1767354806 Filter King 23.5x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 12 x .75″ – FK23.5x12x1A-M8 -4 Filter King 23.5x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 12 x .75″ – FK23.5x12x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-29-x-75-fk18x29x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK18x29x1A-M8-4.jpg?v=1767354870 Filter King 18x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 29 x .75″ – FK18x29x1A-M8 – 4 Filter King 18x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 29 x .75″ – FK18x29x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-7-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-7-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17-1.jpg?v=1767354927 Filter King 17×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 7.5 x .75″ Filter King 17×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 7.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-39-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-39-5-x-75-fk18x39-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/52.1_b3dec93a-a482-4575-868a-be3eb273d75f.jpg?v=1767354988 Filter King 18×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 39.5 x .75″ – FK18x39.5x1A-M8 – 4 Filter King 18×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 39.5 x .75″ – FK18x39.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-5x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-30-x-75-fk13-5x30x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK13.5x30x1A-M8-4.jpg?v=1767355047 Filter King 13.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 30 x .75″ – FK13.5x30x1A-M8-4 Filter King 13.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 30 x .75″ – FK13.5x30x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-47-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-47-5-x-75-fk27-5-47-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/52.1_16847429-6c46-475e-95ea-4a42c4919eb5.jpg?v=1767355169 Filter King 27.5×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 47.5 x .75″ – FK27.5×47.5x1A-M8 – 4 Filter King 27.5×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 47.5 x .75″ – FK27.5×47.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x11x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-11-x-75-fk23x11x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/53.1_d42f18a1-4e8d-408d-bf24-7791627347d4.jpg?v=1767359816 Filter King 23x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 11 x .75″ – FK23x11x1A-M8 – 4 Filter King 23x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 11 x .75″ – FK23x11x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-4-5-15-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-4-5-x-15-5-x-75-fk4-5-15-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK4.5x15.5x1A-M8-4.jpg?v=1767355353 Filter King 4.5×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4.5 x 15.5 x .75″ – FK4.5×15.5x1A-M8-4 Filter King 4.5×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4.5 x 15.5 x .75″ – FK4.5×15.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-54-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-54-5-x-75-fk21x54-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/55.1_cdc04123-cef9-4349-94f8-3d2c40d32827.jpg?v=1767355599 Filter King 21×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 54.5 x .75″ – FK21x54.5x1A-M8 – 4 Filter King 21×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 54.5 x .75″ – FK21x54.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x46x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-46-x-75-fk22-5x46x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_6d2f4234-7fae-46be-ab26-d78d40e7b21e.png?v=1767355657 Filter King 22.5x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 46 x .75″ – FK22.5x46x1A-M8 -4 Filter King 22.5x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 46 x .75″ – FK22.5x46x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-4-5x31x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-4-5-x-31-x-75-fk4-5x31x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK4.5x31x1A-M8-4.jpg?v=1767355720 Filter King 4.5x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4.5 x 31 x .75″ – FK4.5x31x1A-M8 -4 Filter King 4.5x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4.5 x 31 x .75″ – FK4.5x31x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-57-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-57-5-x-75-fk23x57-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK23x57.5x1A-M8-4_adaa1e99-6fdb-42be-b46b-54251d1dfa0a.jpg?v=1767355776 Filter King 23×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 57.5 x .75″ – FK23x57.5x1A-M8 -4 Filter King 23×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 57.5 x .75″ – FK23x57.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9x38x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-x-38-x-75-fk9x38x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9x38x1A-M8-4.jpg?v=1767356088 Filter King 9x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 38 x .75″ – FK9x38x1A-M8-4 Filter King 9x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 38 x .75″ – FK9x38x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-54-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-54-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2254.webp?v=1767356333 Filter King 22.5×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 54.5 x .75″ Filter King 22.5×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 54.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30x6x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-6-x-75-fk30x6x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK30x6x1A-M8-4.jpg?v=1767356573 Filter King 30x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 6 x .75″ – FK30x6x1A-M8 -4 Filter King 30x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 6 x .75″ – FK30x6x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-8x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-8-x-25-x-75-fk8x25x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK8x25x1A-M8-4.jpg?v=1767357053 Filter King 8x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8 x 25 x .75″ – FK8x25x1A-M8 -4 Filter King 8x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8 x 25 x .75″ – FK8x25x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x28x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-28-x-75-fk23x28x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/58.1_c9516082-6fbb-41d2-8ff6-462182dc7fac.jpg?v=1767357177 Filter King 23x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 28 x .75″ – FK23x28x1A-M8 – 4 Filter King 23x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 28 x .75″ – FK23x28x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-20-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-20-5-x-75-fk23-5-20-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK23.5x20.5x1A-M8-4.jpg?v=1767357294 Filter King 23.5×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 20.5 x .75″ – FK23.5×20.5x1A-M8 -4 Filter King 23.5×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 20.5 x .75″ – FK23.5×20.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x61x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-61-x-75-fk21-5x61x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/59.1_fd7cacde-ad7f-48be-8c86-5aa97567d457.jpg?v=1767357536 Filter King 21.5x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 61 x .75″ – FK21.5x61x1A-M8 – 4 Filter King 21.5x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 61 x .75″ – FK21.5x61x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-37-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-37-5-x-75-fk13x37-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK13x37.5x1A-M8-4.jpg?v=1767357654 Filter King 13×37.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 37.5 x .75″ – FK13x37.5x1A-M8 -4 Filter King 13×37.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 37.5 x .75″ – FK13x37.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x52x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-52-x-75-fk21-5x52x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/60.1_07933de5-cdf5-451f-96fa-1fc8f07542a0.jpg?v=1767357776 Filter King 21.5x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 52 x .75″ – FK21.5x52x1A-M8 – 4 Filter King 21.5x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 52 x .75″ – FK21.5x52x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-29-x-75-fk28x29x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/61.1_34f1ab27-7d43-44a6-a7d7-0500c792b82b.jpg?v=1767358014 Filter King 28x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 29 x .75″ – FK28x29x1A-M8 – 4 Filter King 28x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 29 x .75″ – FK28x29x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-17-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-17-5-x-75-fk28x17-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_6c3650f1-1eaa-47a9-a468-ce6d7bd2935b.jpg?v=1767358197 Filter King 28×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 17.5 x .75″ – FK28x17.5x1A-M8 -4 Filter King 28×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 17.5 x .75″ – FK28x17.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-6x58x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-6-x-58-x-75-fk6x58x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK6x58x1A-M8-4.jpg?v=1767358070 Filter King 6x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6 x 58 x .75″ – FK6x58x1A-M8 -4 Filter King 6x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6 x 58 x .75″ – FK6x58x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5x12x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-12-x-75-fk26-5x12x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/62.1_1bb22dc2-ef26-451e-a149-464e4077b2e2.jpg?v=1767358319 Filter King 26.5x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 12 x .75″ – FK26.5x12x1A-M8 – 4 Filter King 26.5x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 12 x .75″ – FK26.5x12x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-25-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-25-5-x-75-fk22x25-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK22x25.5x1A-M8-4.avif?v=1767358866 Filter King 22×25.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 25.5 x .75″ – FK22x25.5x1A-M8 -4 Filter King 22×25.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 25.5 x .75″ – FK22x25.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x21x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-21-x-75-fk24x21x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/63.1_b447c4a3-c0d7-4560-9dc1-417e16a5c67c.jpg?v=1767358801 Filter King 24x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 21 x .75″ – FK24x21x1A-M8 – 4 Filter King 24x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 21 x .75″ – FK24x21x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-6-5x58x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-6-5-x-58-x-75-fk6-5x58x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK6.5x58x1A-M8-4.jpg?v=1767359042 Filter King 6.5x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6.5 x 58 x .75″ – FK6.5x58x1A-M8 -4 Filter King 6.5x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6.5 x 58 x .75″ – FK6.5x58x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-37-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-37-5-x-75-fk25-5-37-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK25.5x37.5x1A-M8-4.jpg?v=1767359639 Filter King 25.5×37.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 37.5 x .75″ – FK25.5×37.5x1A-M8 -4 Filter King 25.5×37.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 37.5 x .75″ – FK25.5×37.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-38-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-38-5-x-75-fk22x38-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_71bc3612-8767-4b49-ac33-c8f00a8573a5.avif?v=1767359879 Filter King 22×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 38.5 x .75″ – FK22x38.5x1A-M8 -4 Filter King 22×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 38.5 x .75″ – FK22x38.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-5-5x44x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-5-5-x-44-x-75-fk5-5x44x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK5.5x44x1A-M8-4.jpg?v=1767359763 Filter King 5.5x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 44 x .75″ – FK5.5x44x1A-M8 -4 Filter King 5.5x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 44 x .75″ – FK5.5x44x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x6x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-6-x-75-fk24x6x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/67.1_45fd8719-4ef6-4f6b-9719-15a4aef9f803.jpg?v=1767359942 Filter King 24x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 6 x .75″ – FK24x6x1A-M8 -4 Filter King 24x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 6 x .75″ – FK24x6x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x50x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-50-x-75-fk22x50x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/68.1.avif?v=1767360187 Filter King 22x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 50 x .75″ – FK22x50x1A-M8 -4 Filter King 22x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 50 x .75″ – FK22x50x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x15x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-15-x-75-fk23x15x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK23x15x1A-M8-4.jpg?v=1767360244 Filter King 23x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 15 x .75″ – FK23x15x1A-M8-4 Filter King 23x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 15 x .75″ – FK23x15x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5x61x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-61-x-75-fk24-5x61x1a-m8-44 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/71.1.avif?v=1767360612 Filter King 24.5x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 61 x .75″ – FK24.5x61x1A-M8 -44 Filter King 24.5x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 61 x .75″ – FK24.5x61x1A-M8 -44 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14-5x54x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-54-x-75-fk14-5x54x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK14.5x54x1A-M8-4.jpg?v=1767360486 Filter King 14.5x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 54 x .75″ – FK14.5x54x1A-M8 -4 Filter King 14.5x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 54 x .75″ – FK14.5x54x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-37-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-37-5-x-75-fk17-5-37-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17.5x37.5x1A-M8-4.jpg?v=1767360674 Filter King 17.5×37.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 37.5 x .75″ – FK17.5×37.5x1A-M8 -4 Filter King 17.5×37.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 37.5 x .75″ – FK17.5×37.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-4-5x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-4-5-x-22-x-75-fk4-5x22x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK4.5x22x1A-M8-4.jpg?v=1767360725 Filter King 4.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4.5 x 22 x .75″ – FK4.5x22x1A-M8-4 Filter King 4.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4.5 x 22 x .75″ – FK4.5x22x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10-5x23x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-5-x-23-x-75-fk10-5x23x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK10.5x23x1A-M8-4.jpg?v=1767360849 Filter King 10.5x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10.5 x 23 x .75″ – FK10.5x23x1A-M8 -4 Filter King 10.5x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10.5 x 23 x .75″ – FK10.5x23x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x18x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-18-x-75-fk21-5x18x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK21.5x18x1A-M8-4.jpg?v=1767360969 Filter King 21.5x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 18 x .75″ – FK21.5x18x1A-M8 -4 Filter King 21.5x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 18 x .75″ – FK21.5x18x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-11-5-8-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-8-5-x-75-fk11-5-8-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK11.5x8.5x1A-M8-4.jpg?v=1767361086 Filter King 11.5×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 8.5 x .75″ – FK11.5×8.5x1A-M8-4 Filter King 11.5×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 8.5 x .75″ – FK11.5×8.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-54-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-54-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2254_f2712b32-83b4-487e-9a52-4e2a40aec215.webp?v=1767361150 Filter King 22.5×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 54.5 x .75″ Filter King 22.5×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 54.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-6-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-6-5-x-75-fk25-5-6-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK25.5x6.5x1A-M8-4.png?v=1767361266 Filter King 25.5×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 6.5 x .75″ – FK25.5×6.5x1A-M8 -4 Filter King 25.5×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 6.5 x .75″ – FK25.5×6.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x33x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-33-x-75-fk21x33x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK21x33x1A-M8-4.jpg?v=1767361331 Filter King 21x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 33 x .75″ – FK21x33x1A-M8 -4 Filter King 21x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 33 x .75″ – FK21x33x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-5-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22x5.5.jpg?v=1767361445 Filter King 22×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 5.5 x .75″ Filter King 22×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 5.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x27x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-27-x-75-fk28-5x27x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK28.5x27x1A-M8-4.jpg?v=1767361573 Filter King 28.5x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 27 x .75″ – FK28.5x27x1A-M8 -4 Filter King 28.5x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 27 x .75″ – FK28.5x27x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x46x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-46-x-75-fk20-5x46x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20.5x46x1A-M8-4.jpg?v=1767361691 Filter King 20.5x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 46 x .75″ – FK20.5x46x1A-M8 -4 Filter King 20.5x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 46 x .75″ – FK20.5x46x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-14-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-14-5-x-75-fk22-5-14-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK22.5x14.5x1A-M8-4.jpg?v=1767361871 Filter King 22.5×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 14.5 x .75″ – FK22.5×14.5x1A-M8 -4 Filter King 22.5×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 14.5 x .75″ – FK22.5×14.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-7-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-7-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/3075.jpg?v=1767361931 Filter King 30.5×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 7.5 x .75″ Filter King 30.5×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 7.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-11-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-11-5-x-75-fk26x11-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK26x11.5x1A-M8-4.jpg?v=1767362052 Filter King 26×11.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 11.5 x .75″ – FK26x11.5x1A-M8 -4 Filter King 26×11.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 11.5 x .75″ – FK26x11.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-14-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2214.jpg?v=1767362168 Filter King 22.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 14 x .75″ Filter King 22.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 14 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x33x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-33-x-75-fk17x33x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17x33x1A-M8-4.jpg?v=1767362234 Filter King 17x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 33 x .75″ – FK17x33x1A-M8 -4 Filter King 17x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 33 x .75″ – FK17x33x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-39-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-39-5-x-75-fk28x39-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK28x39.5x1A-M8-4.jpg?v=1767362293 Filter King 28×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 39.5 x .75″ – FK28x39.5x1A-M8 -4 Filter King 28×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 39.5 x .75″ – FK28x39.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-30-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-30-5-x-75-fk30-5-30-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK30.5x30.5x1A-M8-4.jpg?v=1767364885 Filter King 30.5×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 30.5 x .75″ – FK30.5×30.5x1A-M8 -4 Filter King 30.5×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 30.5 x .75″ – FK30.5×30.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x27x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-27-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25271.jpg?v=1767362655 Filter King 25x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 27 x .75″ Filter King 25x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 27 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-7-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-7-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21x7.5.webp?v=1767362955 Filter King 21×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 7.5 x .75″ Filter King 21×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 7.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-23-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-23-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/1823.jpg?v=1767363018 Filter King 18.5×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 23.5 x .75″ Filter King 18.5×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 23.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-58-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-58-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21x58.webp?v=1767363137 Filter King 21.5×58.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 58.5 x .75″ Filter King 21.5×58.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 58.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-8-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2881.jpg?v=1767364041 Filter King 28.5x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 8 x .75″ Filter King 28.5x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 8 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-33-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-33-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/29x33.webp?v=1767364226 Filter King 29×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 33.5 x .75″ Filter King 29×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 33.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-14-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/28x14.png?v=1767364403 Filter King 28.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 14 x .75″ Filter King 28.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 14 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-58-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-58-5-x-75-fk23x58-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/23x58.png?v=1767364948 Filter King 23×58.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 58.5 x .75″ – FK23x58.5x1A-M8 -4 Filter King 23×58.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 58.5 x .75″ – FK23x58.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x28x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-28-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27x28.jpg?v=1767365065 Filter King 27x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 28 x .75″ Filter King 27x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 28 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-66-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-66-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/18x66.jpg?v=1767365130 Filter King 18×66.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 66.5 x .75″ Filter King 18×66.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 66.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-8-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-8-5-x-75-fk27x8-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/278.jpg?v=1767365248 Filter King 27×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 8.5 x .75″ – FK27x8.5x1A-M8 -4 Filter King 27×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 8.5 x .75″ – FK27x8.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x58x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-58-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/275.jpg?v=1767365429 Filter King 27x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 58 x .75″ Filter King 27x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 58 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-62-5-1-air-filter-4-pack-merv-8-actual-size-22-x-62-5-x-75-fk22x62-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2262.webp?v=1767365492 Filter King 22×62.5×1 Air Filter 4-PACK MERV 8 Actual Size 22 x 62.5 x .75″ – FK22x62.5x1A-M8 -4 Filter King 22×62.5×1 Air Filter 4-PACK MERV 8 Actual Size 22 x 62.5 x .75″ – FK22x62.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-57-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-57-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/18x57.webp?v=1767365609 Filter King 18.5×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 57.5 x .75″ Filter King 18.5×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 57.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-5-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-5-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27x5.5.webp?v=1767365792 Filter King 27.5×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 5.5 x .75″ Filter King 27.5×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 5.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x59x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-59-x-75-fk29x59x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/72.1_43c557bf-63fc-4e31-bb3e-640b7cb556bd.jpg?v=1767400685 Filter King 29x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 59 x .75″ – FK29x59x1A-M8 -4 Filter King 29x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 59 x .75″ – FK29x59x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-9-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-9-5-x-75-fk27x9-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/73.1_e78327e0-0991-49e2-8a9a-050d405f7ac0.avif?v=1767401066 Filter King 27×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 9.5 x .75″ – FK27x9.5x1A-M8 -4 Filter King 27×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 9.5 x .75″ – FK27x9.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-7-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-7-5-x-75-fk25x7-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/74.1.avif?v=1767401178 Filter King 25×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 7.5 x .75″ – FK25x7.5x1A-M8 -4 Filter King 25×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 7.5 x .75″ – FK25x7.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-25-x-75-fk29-5x25x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/77.1_ccd858a9-de91-4f32-a813-0b11b895291e.jpg?v=1767401173 Filter King 29.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 25 x .75″ – FK29.5x25x1A-M8-4 Filter King 29.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 25 x .75″ – FK29.5x25x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x17x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-17-x-75-fk29x17x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/78.1_96215262-e99a-4b55-a61b-c157d9019110.jpg?v=1767401352 Filter King 29x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 17 x .75″ – FK29x17x1A-M8-4 Filter King 29x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 17 x .75″ – FK29x17x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-20-x-75-fk19-5x20x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/80.1_fd2e6935-f5d0-45fa-841e-3284c034fc31.jpg?v=1767401478 Filter King 19.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 20 x .75″ – FK19.5x20x1A-M8 -4 Filter King 19.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 20 x .75″ – FK19.5x20x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-29-5-x-75-fb30x30-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/82.1_2d654895-d942-4464-b151-4807e6136215.jpg?v=1767401655 Filter King 30x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 29.5 x .75″ – FB30X30-4 Filter King 30x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 29.5 x .75″ – FB30X30-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-52-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-52-5-x-75-fk29x52-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/83.1_1b61f79b-a8f4-4177-885e-044b48aaf111.jpg?v=1767402500 Filter King 29×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 52.5 x .75″ – FK29x52.5x1A-M8 -4 Filter King 29×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 52.5 x .75″ – FK29x52.5x1A-M8 -4 WholesaleHVACDirect 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4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 13.5 x .75″ – FK24.5×13.5x1A-M8-4 Filter King 24.5×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 13.5 x .75″ – FK24.5×13.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x50x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-50-x-75-fk24x50x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/86.1.avif?v=1767403047 Filter King 24x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 50 x .75″ – FK24x50x1A-M8 -4 Filter King 24x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 50 x .75″ – FK24x50x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-36-x-75-fk25x36x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/88.1_e32f49d5-df10-4f9a-a54c-1837b3559660.jpg?v=1767402923 Filter King 25x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 36 x .75″ – FK25x36x1A-M8 -4 Filter King 25x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 36 x .75″ – FK25x36x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-36-x-75-fk26x36x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/89.1_beca7da1-96b2-45c8-ac3a-daf871589cd5.jpg?v=1767403102 Filter King 26x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 36 x .75″ – FK26x36x1A-M8 -4 Filter King 26x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 36 x .75″ – FK26x36x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x38x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-38-x-75-fk20x38x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/90.1_af6a68be-5634-427e-ab13-12316b143d3a.jpg?v=1767403163 Filter King 20x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 38 x .75″ – FK20x38x1A-M8 -4 Filter King 20x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 38 x .75″ – FK20x38x1A-M8 -4 WholesaleHVACDirect 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Furnace Filters | MADE IN USA | Actual Size: 19 x 24.5 x .75″ – FK19x24.5x1A-M8 -4 Filter King 19×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 24.5 x .75″ – FK19x24.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-30-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/26x30.jpg?v=1767410763 Filter King 26.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 30 x .75″ Filter King 26.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 30 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x16x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-16-x-75-fk22-5x16x1a-m8-4 2026-06-04T17:10:28-04:00 daily 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| 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 26.5 x .75″ – FB17X27 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-52-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-52-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21x52.webp?v=1767413121 Filter King 21×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 52.5 x .75″ Filter King 21×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 52.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-35-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-35-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27x35.webp?v=1767413419 Filter King 27×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 35.5 x .75″ Filter King 27×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 35.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-9-x-75-fk24-5x9x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/249.jpg?v=1767413784 Filter King 24.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 9 x .75″ – FK24.5x9x1A-M8 -4 Filter King 24.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 9 x .75″ – FK24.5x9x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-29-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21X29.webp?v=1767414209 Filter King 21x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 29 x .75″ Filter King 21x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 29 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-19-5-1-air-filter-4-pack-merv-8-actual-size-29-5-x-19-5-x-75-fk29-5-19-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2919.webp?v=1767414446 Filter King 29.5×19.5×1 Air Filter 4-PACK MERV 8 Actual Size 29.5 x 19.5 x .75″ – FK29.5×19.5x1A-M8 -4 Filter King 29.5×19.5×1 Air Filter 4-PACK MERV 8 Actual Size 29.5 x 19.5 x .75″ – FK29.5×19.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-60-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-60-5-x-75-fk21x60-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK21x60.5x1A-M8-4.avif?v=1767415061 Filter King 21×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 60.5 x .75″ – FK21x60.5x1A-M8 -4 Filter King 21×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 60.5 x .75″ – FK21x60.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-7x33x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-7-x-33-x-75-fk7x33x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK7x33x1A-M8-4.jpg?v=1767414990 Filter King 7x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7 x 33 x .75″ – FK7x33x1A-M8-4 Filter King 7x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7 x 33 x .75″ – FK7x33x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x24x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-24-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27x24.jpg?v=1767415110 Filter King 27x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 24 x .75″ Filter King 27x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 24 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-66-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-66-5-x-75-fk24-5-66-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK24.5x66.5x1A-M8-4.jpg?v=1767416013 Filter King 24.5×66.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 66.5 x .75″ – FK24.5×66.5x1A-M8 -4 Filter King 24.5×66.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 66.5 x .75″ – FK24.5×66.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-8x4x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-8-x-4-x-75-fk8x4x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK8x4x1A-M8-4.jpg?v=1767416076 Filter King 8x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8 x 4 x .75″ – FK8x4x1A-M8 -4 Filter King 8x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8 x 4 x .75″ – FK8x4x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9-5-22-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-22-5-x-75-fk9-5-22-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9.5x22.5x1A-M8-4.jpg?v=1767417037 Filter King 9.5×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 22.5 x .75″ – FK9.5×22.5x1A-M8-4 Filter King 9.5×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 22.5 x .75″ – FK9.5×22.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-19-5-x-75-fk18x19-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK18x19.5x1A-M8-4.jpg?v=1767417103 Filter King 18×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 19.5 x .75″ – FK18x19.5x1A-M8 -4 Filter King 18×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 19.5 x .75″ – FK18x19.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-6-48-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-6-x-48-5-x-75-fk6x48-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK6x48.5x1A-M8-4.jpg?v=1767417162 Filter King 6×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6 x 48.5 x .75″ – FK6x48.5x1A-M8 -4 Filter King 6×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6 x 48.5 x .75″ – FK6x48.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x62x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-62-x-75-fk21-5x62x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK21.5x62x1A-M8-4.avif?v=1767417598 Filter King 21.5x62x1 Air Filter | 4-PACK | MERV 8 HVAC 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2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/29x5.webp?v=1767417943 Filter King 29x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 5 x .75″ Filter King 29x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9-5-54-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-54-5-x-75-fk9-5-4-5x1a-m8 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9.5x4.5x1A-M8.jpg?v=1767418067 Filter King 9.5×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 54.5 x .75″ – FK9.5×4.5x1A-M8 Filter King 9.5×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 54.5 x .75″ – FK9.5×4.5x1A-M8 WholesaleHVACDirect 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daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/28x18.jpg?v=1767420842 Filter King 28.5×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 18.5 x .75″ Filter King 28.5×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 18.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-45-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-45-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/1745.webp?v=1767421259 Filter King 17×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 45.5 x .75″ Filter King 17×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 45.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-9-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-9-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_cb2f807b-75a2-40bf-8b7a-1d0e744dab54.jpg?v=1767421382 Filter King 20.5×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 9.5 x .75″ Filter King 20.5×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 9.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-18-5-x-75-fk18x19x1-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/18x19.jpg?v=1767421624 Filter King 18x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 18.5 x .75″ – FK18x19x1-M8 -4 Filter King 18x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 18.5 x .75″ – FK18x19x1-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x45x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-45-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_d36bbdc2-2d83-46c1-9b88-d37262bd3afb.webp?v=1767421748 Filter King 25x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 45 x .75″ Filter King 25x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 45 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-4-47-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-4-x-47-5-x-75-fk4x47-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK4x47.5x1A-M8-4.jpg?v=1767421802 Filter King 4×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4 x 47.5 x .75″ – FK4x47.5x1A-M8-4 Filter King 4×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4 x 47.5 x .75″ – FK4x47.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-30-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-30-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2430.jpg?v=1767421866 Filter King 24.5×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 30.5 x .75″ Filter King 24.5×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 30.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x26x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-26-x-75-fk25x26x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/92.1_44b3b272-be56-4d10-9930-632156f599e8.jpg?v=1767421926 Filter King 25x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 26 x .75″ – FK25x26x1A-M8 -4 Filter King 25x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 26 x .75″ – FK25x26x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-45-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-45-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/26x45_b098bf10-dcf6-4122-b113-5d0e53263b94.webp?v=1767422109 Filter King 26.5×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 45.5 x .75″ Filter King 26.5×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 45.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x64x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-64-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_60e51121-b3a8-4feb-9969-106f77330103.avif?v=1767422416 Filter King 28.5x64x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 64 x .75″ Filter King 28.5x64x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 64 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-29-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_12fd09b1-ffe1-4e72-a81b-619eb82bc19b.jpg?v=1767422407 Filter King 29.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 29 x .75″ Filter King 29.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 29 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-36-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_a6306019-88cd-4093-8307-f3535f7e7f27.jpg?v=1767422590 Filter King 30.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 36 x .75″ Filter King 30.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 36 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-28-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-28-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I_dec55b9d-9718-46a6-92b3-6b7a27adecdb.jpg?v=1767423072 Filter King 18×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 28.5 x .75″ Filter King 18×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 28.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-31-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-31-5-x-75-fk21x31-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/95.1.avif?v=1767423322 Filter King 21×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 31.5 x .75″ – FK21x31.5x1A-M8 -4 Filter King 21×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 31.5 x .75″ – FK21x31.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-45-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-45-5-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2645.webp?v=1767423314 Filter King 26.5×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 45.5 x .75″ Filter King 26.5×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 45.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-30-x-75-fk23-5x30x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/96.1_a02a1f60-1ca6-4740-8359-8d96892189e6.jpg?v=1767423373 Filter King 23.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 30 x .75″ – FK23.5x30x1A-M8 -4 Filter King 23.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 30 x .75″ – FK23.5x30x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-55-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-55-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/J_8c3c2a30-1f0a-4777-9fb9-5bda8b659742.jpg?v=1767423433 Filter King 30×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 55.5 x .75″ Filter King 30×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 55.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-37-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-37-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2837.webp?v=1767423559 Filter King 28.5×37.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 37.5 x .75″ Filter King 28.5×37.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 37.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x16x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-16-x-75-fk20-5x16x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/98.1_b95c8354-8e0a-44b7-a166-d8a2d241a80c.jpg?v=1767424884 Filter King 20.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 16 x .75″ – FK20.5x16x1A-M8 -4 Filter King 20.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 16 x .75″ – FK20.5x16x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5x16x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-16-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/K_353830de-08d3-4884-9e0f-9f19e4b31da1.jpg?v=1767424580 Filter King 26.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 16 x .75″ Filter King 26.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 16 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-17-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-17-5-x-75-fk18x17-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily 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https://hvacdirect.store/products/filter-king-28-5x61x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-61-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/L_562eeecb-c9d6-47b6-9f78-117d62ff7bcb.jpg?v=1767425062 Filter King 28.5x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 61 x .75″ Filter King 28.5x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 61 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-7-5x31x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-7-5-x-31-x-75-fk7-5x31x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK7.5x31x1A-M8-4.jpg?v=1767425126 Filter King 7.5x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7.5 x 31 x .75″ – FK7.5x31x1A-M8-4 Filter King 7.5x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7.5 x 31 x .75″ – FK7.5x31x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-30-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-30-5-x-75-fk20x30-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/100.1.png?v=1767425187 Filter King 20×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 30.5 x .75″ – FK20x30.5x1A-M8 -4 Filter King 20×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 30.5 x .75″ – FK20x30.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-5x59x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-59-x-75-fk15-5x59x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15.5x59x1A-M8-4.jpg?v=1767425243 Filter King 15.5x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 59 x .75″ – FK15.5x59x1A-M8-4 Filter King 15.5x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 59 x .75″ – FK15.5x59x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x4x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-4-x-75-fk20-5x4x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2054.jpg?v=1767425305 Filter King 20.5x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 4 x .75″ – FK20.5x4x1A-M8 4 Filter King 20.5x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 4 x .75″ – FK20.5x4x1A-M8 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-12-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-12-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_6f83fef8-244d-4f54-b395-3059afdc4eb7.webp?v=1767425364 Filter King 18.5×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 12.5 x .75″ Filter King 18.5×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 12.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x44x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-44-x-75-fk23x44x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/1.1_09f33fa3-3a64-4ab9-a7aa-cbd6cf360fe0.jpg?v=1767425424 Filter King 23x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 44 x .75″ – FK23x44x1A-M8 -4 Filter King 23x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 44 x .75″ – FK23x44x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-8-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_116dd95c-4948-4411-8fb3-b89b19b9b2fb.jpg?v=1767426570 Filter King 17x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 8 x .75″ Filter King 17x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 8 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-50-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-50-5-x-75-fk28x50-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2.1_95ed969e-3646-4061-8547-60875575931d.jpg?v=1767425545 Filter King 28×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 50.5 x .75″ – FK28x50.5x1A-M8 -4 Filter King 28×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 50.5 x .75″ – FK28x50.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-10-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-10-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_3e06cf6d-ee8b-46ce-b9f4-c6163f3b5904.jpg?v=1767425603 Filter King 21.5×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 10.5 x .75″ Filter King 21.5×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 10.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10-48-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-x-48-5-x-75-fk10x48-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/72.1_6f03c70d-8121-40b3-8565-f1bfc1e04616.jpg?v=1767425726 Filter King 10×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 48.5 x .75″ – FK10x48.5x1A-M8-4 Filter King 10×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 48.5 x .75″ – FK10x48.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-21-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-21-5-x-75-fk23x21-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/3.1_45849840-d5d7-4e23-93d7-b0802b12d6f6.jpg?v=1767425964 Filter King 23×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 21.5 x .75″ – FK23x21.5x1A-M8 -4 Filter King 23×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 21.5 x .75″ – FK23x21.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-58-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-58-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_55efdb68-861f-40cb-a415-0bde5ef05ab5.jpg?v=1767426036 Filter King 30.5×58.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 58.5 x .75″ Filter King 30.5×58.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 58.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-42-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-42-5-x-75-fk23x42-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/4.1_4a403e0b-2aee-4a1a-935f-d7e2ea792266.jpg?v=1767426209 Filter King 23×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 42.5 x .75″ – FK23x42.5x1A-M8 -4 Filter King 23×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 42.5 x .75″ – FK23x42.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x4x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-4-x-75-fk20-5x4x1a-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2054_234552bd-bee1-4288-b66d-62f6c91f3adb.jpg?v=1767426327 Filter King 20.5x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 4 x .75″ – FK20.5x4x1A-M8 4 Filter King 20.5x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 4 x .75″ – FK20.5x4x1A-M8 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-57-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-57-5-x-75-fk28x57-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/5.1_8ab325e8-4c59-43cf-b0e2-187e722fada7.jpg?v=1767426632 Filter King 28×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 57.5 x .75″ – FK28x57.5x1A-M8 -4 Filter King 28×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 57.5 x .75″ – FK28x57.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-48-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-48-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_e213158e-4e46-4c71-ab86-787819f4d39e.webp?v=1767426753 Filter King 22.5×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 48.5 x .75″ Filter King 22.5×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 48.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x62x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-62-x-75-fk29-5x62x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/6.1_586707e8-59de-4593-9a01-da60f6703b6d.jpg?v=1767426811 Filter King 29.5x62x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 62 x .75″ – FK29.5x62x1A-M8 -4 Filter King 29.5x62x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 62 x .75″ – FK29.5x62x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-35-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-35-5-x-75-fk21-5-35-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/7.1_0fa91fb3-1d1d-4e62-83f1-090c8f86c894.avif?v=1767427183 Filter King 21.5×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 35.5 x .75″ – FK21.5×35.5x1A-M8-4 Filter King 21.5×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 35.5 x .75″ – FK21.5×35.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5x23x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-23-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_ed45bfc9-c75a-4165-af93-bfc7ca301027.jpg?v=1767427052 Filter King 17.5x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23 x .75″ Filter King 17.5x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 23 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30x4x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-4-x-75-fk30x4x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8.1_fefeccdf-3f1f-4519-82ce-cd63a7a12094.jpg?v=1767427115 Filter King 30x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 4 x .75″ – FK30x4x1A-M8-4 Filter King 30x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 4 x .75″ – FK30x4x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-58-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-58-5-x-75 2026-06-04T17:10:28-04:00 daily https://hvacdirect.store/products/filter-king-18-4-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-4-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/G_3327bf03-3402-42f8-b19f-270fd4140562.webp?v=1767427356 Filter King 18×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 4.5 x .75″ Filter King 18×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 4.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-19-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/H_42c8d211-e338-472d-8503-3cd9d7294876.jpg?v=1767427480 Filter King 18.5x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 19 x .75″ Filter King 18.5x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 19 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x66x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-66-x-75-fk25x66x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/9.1_b4a6a6c0-9f6f-4e24-899f-b41a1071527b.jpg?v=1767427716 Filter King 25x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 66 x .75″ – FK25x66x1A-M8-4 Filter King 25x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 66 x .75″ – FK25x66x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-46-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-46-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17X4.jpg?v=1767427775 Filter King 17.5×46.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 46.5 x .75″ Filter King 17.5×46.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 46.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-9-x-75-fk20-5x9x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/10.1_23b881d5-e45a-48f5-8abd-e4ddfa254588.jpg?v=1767427957 Filter King 20.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 9 x .75″ – FK20.5x9x1A-M8-4 Filter King 20.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 9 x .75″ – FK20.5x9x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x48x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-48-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I_14c5a194-db45-49eb-8675-aca56c37acc0.jpg?v=1767429042 Filter King 20.5x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 48 x .75″ Filter King 20.5x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 48 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-8-5x51x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-8-5-x-51-x-75-fk8-5x51x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/72.1_709b9e77-6bb5-4b44-a1e6-023ee0eb07da.jpg?v=1767429105 Filter King 8.5x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 51 x .75″ – FK8.5x51x1A-M8-4 Filter King 8.5x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 51 x .75″ – FK8.5x51x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-8-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/J_a6d21a01-0a74-48b5-8801-27eb26e9cd4b.jpg?v=1767429286 Filter King 28x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 8 x .75″ Filter King 28x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 8 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-8-5-17-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-8-5-x-17-5-x-75-fk8-5-17-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/70.1.avif?v=1767429549 Filter King 8.5×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 17.5 x .75″ – FK8.5×17.5x1A-M8-4 Filter King 8.5×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 17.5 x .75″ – FK8.5×17.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-25-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/K_990ed168-62e5-4f2b-8505-8623b07b70ad.jpg?v=1767429527 Filter King 27.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 25 x .75″ Filter King 27.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 25 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-22-x-75-fk30x22x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/12.1_7868914f-b886-4b94-82d4-d6d638935df2.jpg?v=1767429587 Filter King 30x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 22 x .75″ – FK30x22x1A-M8-4 Filter King 30x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 22 x .75″ – FK30x22x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-25-x-76 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/K1_15d2e63f-eae7-4bb3-b97d-e2383c913e4e.jpg?v=1767429708 Filter King 27.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 25 x .75″ Filter King 27.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 25 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-11-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-11-5-x-75-fk17-5-11-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/13.1_2dc22caf-146a-4d4f-8ae3-9e7d4300627f.jpg?v=1767429766 Filter King 17.5×11.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 11.5 x .75″ – FK17.5×11.5x1A-M8-4 Filter King 17.5×11.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 11.5 x .75″ – FK17.5×11.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-32-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-32-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25X1.jpg?v=1767429832 Filter King 26.5×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 32.5 x .75″ Filter King 26.5×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 32.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-10-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-10-5-x-75-fk27-5-10-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/L_12594d95-425d-4e77-a57d-a66eaec1c079.avif?v=1767430072 Filter King 27.5×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 10.5 x .75″ – FK27.5×10.5x1A-M8 -4 Filter King 27.5×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 10.5 x .75″ – FK27.5×10.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x23x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-23-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/M_5894914a-3d71-44ef-b3c2-0cbac855886a.jpg?v=1767429946 Filter King 24x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 23 x .75″ Filter King 24x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 23 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5x41x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-41-x-75-fk30-5x41x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/97.1_e2035015-45c0-42a8-8fb6-fd70b672baed.jpg?v=1767430009 Filter King 30.5x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 41 x .75″ – FK30.5x41x1A-M8 -4 Filter King 30.5x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 41 x .75″ – FK30.5x41x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-10-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-10-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/N_37515ff8-4e30-418c-8a88-f1a1112d17e4.webp?v=1767430069 Filter King 30×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 10.5 x .75″ Filter King 30×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 10.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5x23x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-23-x-75-fk18-5x23x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/77.1_6f366272-698f-4746-8a78-621495679832.jpg?v=1767430250 Filter King 18.5x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 23 x .75″ – FK18.5x23x1A-M8 -4 Filter King 18.5x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 23 x .75″ – FK18.5x23x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x10x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-10-x-75-fk19-5x10x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/14.1_e3206444-51ed-49f3-a348-839c0703dbe2.jpg?v=1767430793 Filter King 19.5x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 10 x .75″ – FK19.5x10x1A-M8-4 Filter King 19.5x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 10 x .75″ – FK19.5x10x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x65x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-65-x-75-fk21-5x65x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/16.1.webp?v=1767430975 Filter King 21.5x65x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 65 x .75″ – FK21.5x65x1A-M8-4 Filter King 21.5x65x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 65 x .75″ – FK21.5x65x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-26-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-26-5-x-75-fk29x26-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/94.1_717d56f9-6b49-49d5-931f-acdcf6a82bc9.jpg?v=1767431152 Filter King 29×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 26.5 x .75″ – FK29x26.5x1A-M8 -4 Filter King 29×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 26.5 x .75″ – FK29x26.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-9-x-75-fk19x9x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17.1_3cdc4b92-07b4-47c9-9044-864c5d9bd983.jpg?v=1767431212 Filter King 19x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 9 x .75″ – FK19x9x1A-M8-4 Filter King 19x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 9 x .75″ – FK19x9x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-4-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-4-5-x-75-fk21x4-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/93_498cc0a7-e0a8-4807-9813-ff09d94f36df.jpg?v=1767431274 Filter King 21×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 4.5 x .75″ – FK21x4.5x1A-M8 -4 Filter King 21×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 4.5 x .75″ – FK21x4.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-33-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-33-5-x-75-fk21-5-33-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/92.1_17929610-0638-43a1-a664-035285241e38.jpg?v=1767432420 Filter King 21.5×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 33.5 x .75″ – FK21.5×33.5x1A-M8 -4 Filter King 21.5×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 33.5 x .75″ – FK21.5×33.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-43-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-43-5-x-75-fk27x43-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/91.1_47c0e848-25f2-483d-8f93-80dbc2df5c09.jpg?v=1767432602 Filter King 27×43.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 43.5 x .75″ – FK27x43.5x1A-M8 -4 Filter King 27×43.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 43.5 x .75″ – FK27x43.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x54x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-54-x-75-fk28-5x54x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/90.1_ae4d3726-d4de-438e-8513-a032fe283224.jpg?v=1767432661 Filter King 28.5x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 54 x .75″ – FK28.5x54x1A-M8 -4 Filter King 28.5x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 54 x .75″ – FK28.5x54x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x54x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-54-x-75-fk28-5x54x1a-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK28.5x54x1A-M8-4.jpg?v=1767433023 Filter King 28.5x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 54 x .75″ – FK28.5x54x1A-M8 -4 Filter King 28.5x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 54 x .75″ – FK28.5x54x1A-M8 -4 WholesaleHVACDirect 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Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 41 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x12x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-12-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25x12.jpg?v=1767433991 Filter King 25x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 12 x .75″ Filter King 25x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 12 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x66x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-66-x-75-fk28-5x66x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/18.1_0ea9504f-502c-466c-9182-26261295351a.jpg?v=1767590390 Filter King 28.5x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 66 x .75″ – FK28.5x66x1A-M8-4 Filter King 28.5x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 66 x .75″ – FK28.5x66x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-56-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-56-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21x56.webp?v=1767590933 Filter King 21×56.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 56.5 x .75″ Filter King 21×56.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 56.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-24-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-24-5-x-75-fk20x24-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19.1_2e2cd15e-d10d-4893-8cc1-77dfb982c1d0.jpg?v=1767591595 Filter King 20×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 24.5 x .75″ – FK20x24.5x1A-M8-4 Filter King 20×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 24.5 x .75″ – FK20x24.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-26-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-26-5-x-75-fk15x26-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15x26.5x1A-M8-4.jpg?v=1767591712 Filter King 15×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 26.5 x .75″ – FK15x26.5x1A-M8-4 Filter King 15×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 26.5 x .75″ – FK15x26.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-36-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-36-5-x-75-fk29x36-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_4b88b646-57fe-4135-a689-9549edba4d78.jpg?v=1767591774 Filter King 29×36.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 36.5 x .75″ – FK29x36.5x1A-M8 -4 Filter King 29×36.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 36.5 x .75″ – FK29x36.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-54-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-54-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27x54_1.webp?v=1767591829 Filter King 27.5×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 54.5 x .75″ Filter King 27.5×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 54.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-16-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-16-5-x-75-fk19-5-16-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21.1_bd6dc369-55bf-4f9b-8e2b-7a7a11fd26fc.jpg?v=1767591960 Filter King 19.5×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 16.5 x .75″ – FK19.5×16.5x1A-M8-4 Filter King 19.5×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 16.5 x .75″ – FK19.5×16.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-6-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-6-5-x-75-fk19-5-6-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22.1_e629252a-f24f-4627-9410-e9a313d1add4.jpg?v=1767592142 Filter King 19.5×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 6.5 x .75″ – FK19.5×6.5x1A-M8-4 Filter King 19.5×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 6.5 x .75″ – FK19.5×6.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-8-5x38x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-8-5-x-38-x-75-fk8-5x38x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK8.5x38x1A-M8-4.jpg?v=1767592261 Filter King 8.5x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 38 x .75″ – FK8.5x38x1A-M8-4 Filter King 8.5x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 38 x .75″ – FK8.5x38x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-17-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-17-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_ef9c3570-fcba-4e79-b8cd-edd5d5f0a36c.jpg?v=1767592324 Filter King 22×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 17.5 x .75″ Filter King 22×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 17.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-19-x-75-fk25x19x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/24.1_6e083072-6e16-4862-b969-453d07e3f6f7.jpg?v=1767592379 Filter King 25x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 19 x .75″ – FK25x19x1A-M8-4 Filter King 25x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 19 x .75″ – FK25x19x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5x51x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-51-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27x51.webp?v=1767592443 Filter King 27.5x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 51 x .75″ Filter King 27.5x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 51 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-59-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-59-5-x-75-fk23-5-59-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25.1_86c7ba82-ebba-4da2-97ee-58462546dfe3.jpg?v=1767592559 Filter King 23.5×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 59.5 x .75″ – FK23.5×59.5x1A-M8-4 Filter King 23.5×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 59.5 x .75″ – FK23.5×59.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-7-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-7-5-x-75-fk18-5-7-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/26.1_b658c62f-be24-4f5e-9221-eaa1ae5e2a08.jpg?v=1767592685 Filter King 18.5×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 7.5 x .75″ – FK18.5×7.5x1A-M8-4 Filter King 18.5×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 7.5 x .75″ – FK18.5×7.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-5-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_fd738005-b145-4273-90ef-0fb969f3ace4.jpg?v=1767592802 Filter King 25×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 5.5 x .75″ Filter King 25×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 5.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-x-42-x-75-fk9x42x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9x42x1A-M8-4.jpg?v=1767592862 Filter King 9x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 42 x .75″ – FK9x42x1A-M8 -4 Filter King 9x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 42 x .75″ – FK9x42x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5x48x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-48-x-75-fk25-5x48x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/28.1_6764d6a0-871f-46ff-a1ec-9f58c84c3a62.webp?v=1767592986 Filter King 25.5x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 48 x .75″ – FK25.5x48x1A-M8-4 Filter King 25.5x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 48 x .75″ – FK25.5x48x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-5-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/20x5.5.jpg?v=1767593043 Filter King 20×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 5.5 x .75″ Filter King 20×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 5.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-9-x-75-fk26-5x9x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/29.1.png?v=1767593162 Filter King 26.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 9 x .75″ – FK26.5x9x1A-M8-4 Filter King 26.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 9 x .75″ – FK26.5x9x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-x-20-x-75-fk9x20x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9x20x1A-M8-4-2_639c8b9a-abc4-4c1b-990c-b84f4547ec27.jpg?v=1767593223 Filter King 9x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 20 x .75″ – FK9x20x1A-M8-4 Filter King 9x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 20 x .75″ – FK9x20x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5x38x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-38-x-75-fk27-5x38x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_a8328342-3a48-448f-870e-d57143a7345e.jpg?v=1767593287 Filter King 27.5x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 38 x .75″ – FK27.5x38x1A-M8 -4 Filter King 27.5x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 38 x .75″ – FK27.5x38x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-16-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-16-5-x-75-fk20x16-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/30.1_cd79350e-0e59-47f1-8d03-dddbb45fecd4.jpg?v=1767593409 Filter King 20×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 16.5 x .75″ – FK20x16.5x1A-M8-4 Filter King 20×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 16.5 x .75″ – FK20x16.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-26-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-26-5-x-75-fk17-5-26-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17.5x26.5x1A-M8-4.jpg?v=1767593586 Filter King 17.5×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 26.5 x .75″ – FK17.5×26.5x1A-M8 -4 Filter King 17.5×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 26.5 x .75″ – FK17.5×26.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-4-5-36-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-4-5-x-36-5-x-75-fk4-5-36-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK4.5x36.5x1A-M8-4.jpg?v=1767594009 Filter King 4.5×36.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4.5 x 36.5 x .75″ – FK4.5×36.5x1A-M8 -4 Filter King 4.5×36.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4.5 x 36.5 x .75″ – FK4.5×36.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-32-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-32-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_5e8f3cfd-c1a7-454b-ab3d-f2cb200a3c8e.webp?v=1767594373 Filter King 18.5×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 32.5 x .75″ Filter King 18.5×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 32.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9-5-28-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-28-5-x-75-fk9-5-28-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9.5x28.5x1A-M8-4.jpg?v=1767594669 Filter King 9.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 28.5 x .75″ – FK9.5×28.5x1A-M8-4 Filter King 9.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 28.5 x .75″ – FK9.5×28.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-50-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-50-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_dd9df31b-6b67-4603-bd42-264fed5ed027.webp?v=1767594855 Filter King 17×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 50.5 x .75″ Filter King 17×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 50.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-10-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-10-5-x-75-fk24-5-10-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK24.5x10.5x1A-M8-4.jpg?v=1767594911 Filter King 24.5×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 10.5 x .75″ – FK24.5×10.5x1A-M8 -4 Filter King 24.5×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 10.5 x .75″ – FK24.5×10.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-6-15-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-6-x-15-5-x-75-fk6x15-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK6x15.5x1A-M8-4.png?v=1767595032 Filter King 6×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6 x 15.5 x .75″ – FK6x15.5x1A-M8-4 Filter King 6×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6 x 15.5 x .75″ – FK6x15.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-15-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-15-5-x-75-fk29x15-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/G_ddc58224-7269-4862-a5d8-fcd33f4a649b.avif?v=1767595090 Filter King 29×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 15.5 x .75″ – FK29x15.5x1A-M8 -4 Filter King 29×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 15.5 x .75″ – FK29x15.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-30-x-75-fk26x30x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK26x30x1A-M8-4.avif?v=1767595213 Filter King 26x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 30 x .75″ – FK26x30x1A-M8 -4 Filter King 26x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 30 x .75″ – FK26x30x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-7-47-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-7-x-47-5-x-75-fk7x47-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK7x47.5x1A-M8-4.jpg?v=1767595268 Filter King 7×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7 x 47.5 x .75″ – FK7x47.5x1A-M8-4 Filter King 7×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7 x 47.5 x .75″ – FK7x47.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-20-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-20-5-x-75-fk20x20-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/31.1_c1e83cf7-ade7-450d-8584-d0dc6371e503.jpg?v=1767595393 Filter King 20×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 20.5 x .75″ – FK20x20.5x1A-M8-4 Filter King 20×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 20.5 x .75″ – FK20x20.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5x15x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-15-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/H_2114fa57-f828-48c1-8f5c-268ed56ae38d.avif?v=1767595453 Filter King 30.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 15 x .75″ Filter King 30.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 15 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5x21x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-21-x-75-fk27-5x21x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/32.1.avif?v=1767595517 Filter King 27.5x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 21 x .75″ – FK27.5x21x1A-M8-4 Filter King 27.5x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 21 x .75″ – FK27.5x21x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-x-25-x-75-fk9x25x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9x25x1A-M8-4.jpg?v=1767595632 Filter King 9x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 25 x .75″ – FK9x25x1A-M8-4 Filter King 9x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 25 x .75″ – FK9x25x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-49-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-49-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I_bf97ae7f-d674-4eab-bd1c-372c3c1e1caf.webp?v=1767595699 Filter King 22.5×49.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 49.5 x .75″ Filter King 22.5×49.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 49.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-28-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-28-5-x-75-fk21-5-28-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/47.jpg?v=1767595882 Filter King 21.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 28.5 x .75″ – FK21.5×28.5x1A-M8 -4 Filter King 21.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 28.5 x .75″ – FK21.5×28.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-9-x-75-fk17-5x9x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/J.png?v=1767596129 Filter King 17.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 9 x .75″ – FK17.5x9x1A-M8 -4 Filter King 17.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 9 x .75″ – FK17.5x9x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-55-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-55-5-x-75-fk19x55-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/K_b5b10903-a116-4786-8257-e675ce94f236.jpg?v=1767596311 Filter King 19×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 55.5 x .75″ – FK19x55.5x1A-M8 -4 Filter King 19×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 55.5 x .75″ – FK19x55.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-5-5-28-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-5-5-x-28-5-x-75-fk5-5-28-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK5.5x28.5x1A-M8-4.jpg?v=1767596427 Filter King 5.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 28.5 x .75″ – FK5.5×28.5x1A-M8-4 Filter King 5.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 28.5 x .75″ – FK5.5×28.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-42-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-42-5-x-75-fk27-5-42-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/L_d4a3aa11-4fa9-4508-96b9-3861678a8356.avif?v=1767596674 Filter King 27.5×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 42.5 x .75″ – FK27.5×42.5x1A-M8 -4 Filter King 27.5×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 42.5 x .75″ – FK27.5×42.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x54x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-x-54-x-75-fk10x54x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK10x54x1A-M8-4.jpg?v=1767596852 Filter King 10x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 54 x .75″ – FK10x54x1A-M8-4 Filter King 10x54x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 54 x .75″ – FK10x54x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-14-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-14-5-x-75-fk17-5-14-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/M.avif?v=1767596908 Filter King 17.5×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 14.5 x .75″ – FK17.5×14.5x1A-M8 -4 Filter King 17.5×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 14.5 x .75″ – FK17.5×14.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-5x46x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-46-x-75-fk15-5x46x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15.5x46x1A-M8-4.avif?v=1767597036 Filter King 15.5x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 46 x .75″ – FK15.5x46x1A-M8-4 Filter King 15.5x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 46 x .75″ – FK15.5x46x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x39x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-39-x-75-fk29x39x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/N_b5dcff9b-410d-404a-8e3c-c63269d81566.avif?v=1767597088 Filter King 29x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 39 x .75″ – FK29x39x1A-M8 -4 Filter King 29x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 39 x .75″ – FK29x39x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-16-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-16-5-x-75-fk17x16-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/O_da98a47c-f7ee-4292-adc2-e5c373f2f63a.jpg?v=1767597214 Filter King 17×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 16.5 x .75″ – FK17x16.5x1A-M8 -4 Filter King 17×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 16.5 x .75″ – FK17x16.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12-5x44x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-44-x-75-fk12-5x44x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK12.5x44x1A-M8-4.avif?v=1767597269 Filter King 12.5x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 44 x .75″ – FK12.5x44x1A-M8-4 Filter King 12.5x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 44 x .75″ – FK12.5x44x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-26-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-26-5-x-75-fk24-5-26-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/47.2_9e5814b8-646c-463e-9a6c-bd66270b16d2.jpg?v=1767597453 Filter King 24.5×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 26.5 x .75″ – FK24.5×26.5x1A-M8 -4 Filter King 24.5×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 26.5 x .75″ – FK24.5×26.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30x49x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-49-x-75-fk30x49x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/P_53a7d240-7793-4bfe-870a-de5e624bc97b.jpg?v=1767597697 Filter King 30x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 49 x .75″ – FK30x49x1A-M8 -4 Filter King 30x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 49 x .75″ – FK30x49x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-19-x-75-fk29-5x19x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/34.1_8f0069e3-ee3f-4c2f-a355-45f9d92c669f.jpg?v=1767597849 Filter King 29.5x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 19 x .75″ – FK29.5x19x1A-M8-4 Filter King 29.5x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 19 x .75″ – FK29.5x19x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-5-44-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-44-5-x-75-fk13-5-44-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK13.5x44.5x1A-M8-4.jpg?v=1767597910 Filter King 13.5×44.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 44.5 x .75″ – FK13.5×44.5x1A-M8-4 Filter King 13.5×44.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 44.5 x .75″ – FK13.5×44.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-35-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-35-5-x-75-fk26x35-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/Q_695cb18b-2cb1-4137-b110-4ef53c5f150a.png?v=1767598032 Filter King 26×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 35.5 x .75″ – FK26x35.5x1A-M8 -4 Filter King 26×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 35.5 x .75″ – FK26x35.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x46x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-46-x-75-fk21-5x46x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/35.1_eaf414bc-c581-4225-8a81-aa6156ba72a6.jpg?v=1767598210 Filter King 21.5x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 46 x .75″ – FK21.5x46x1A-M8-4 Filter King 21.5x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 46 x .75″ – FK21.5x46x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14-16-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-16-5-x-75-fk14x16-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK14x16.5x1A-M8-4.jpg?v=1767598335 Filter King 14×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 16.5 x .75″ – FK14x16.5x1A-M8-4 Filter King 14×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 16.5 x .75″ – FK14x16.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-36-x-75-fk29x36x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/U_92a7e3cb-a3a0-4802-9e8d-10f87871577c.jpg?v=1767598396 Filter King 29x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 36 x .75″ – FK29x36x1A-M8 -4 Filter King 29x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 36 x .75″ – FK29x36x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x17x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-17-x-75-fk24x17x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK24x17x1A-M8-4.jpg?v=1767598642 Filter King 24x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 17 x .75″ – FK24x17x1A-M8 -4 Filter King 24x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 17 x .75″ – FK24x17x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5x41x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-41-x-75-fk17-5x41x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/V_238ff241-3255-4820-a696-cde6e150ff75.jpg?v=1767598871 Filter King 17.5x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 41 x .75″ – FK17.5x41x1A-M8 -4 Filter King 17.5x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 41 x .75″ – FK17.5x41x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x18x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-18-x-75-fk27x18x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/39.1_b8bb3755-c394-417d-9b5e-db94a8400aae.jpg?v=1767598940 Filter King 27x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 18 x .75″ – FK27x18x1A-M8-4 Filter King 27x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 18 x .75″ – FK27x18x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-4x53x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-4-x-53-x-75-fk4x53x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK4x53x1A-M8-4.jpg?v=1767599054 Filter King 4x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4 x 53 x .75″ – FK4x53x1A-M8-4 Filter King 4x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4 x 53 x .75″ – FK4x53x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x18x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-18-x-75-fk22-5x18x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK22.5x18x1A-M8-4.avif?v=1767599119 Filter King 22.5x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 18 x .75″ – FK22.5x18x1A-M8 -4 Filter King 22.5x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 18 x .75″ – FK22.5x18x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x7x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-7-x-75-fk21x7x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/W_deb58813-0eff-4f77-a7f7-13164338fcb5.jpg?v=1767599242 Filter King 21x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 7 x .75″ – FK21x7x1A-M8 -4 Filter King 21x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 7 x .75″ – FK21x7x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-46-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-46-5-x-75-fk27-5-46-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/41.1_824f0ef2-81ad-4d20-9540-1463c3af201a.jpg?v=1767599302 Filter King 27.5×46.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 46.5 x .75″ – FK27.5×46.5x1A-M8-4 Filter King 27.5×46.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 46.5 x .75″ – FK27.5×46.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-7-5x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-7-5-x-30-x-75-fk7-5x30x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK7.5x30x1A-M8-4.jpg?v=1767599416 Filter King 7.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7.5 x 30 x .75″ – FK7.5x30x1A-M8-4 Filter King 7.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7.5 x 30 x .75″ – FK7.5x30x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-7-51-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-7-x-51-5-x-75-fk7x51-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK7x51.5x1A-M8-4.avif?v=1767599603 Filter King 7×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7 x 51.5 x .75″ – FK7x51.5x1A-M8-4 Filter King 7×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7 x 51.5 x .75″ – FK7x51.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-42-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-42-5-x-75-fk25-5-42-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/X_ac1d889e-ab9a-45bc-8963-af699ff9003e.jpg?v=1767599779 Filter King 25.5×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 42.5 x .75″ – FK25.5×42.5x1A-M8 -4 Filter King 25.5×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 42.5 x .75″ – FK25.5×42.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-29-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-29-5-x-75-fk22x29-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/42.1_9bdc7337-528b-4b67-a0e9-b21b5508613b.jpg?v=1767599795 Filter King 22×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 29.5 x .75″ – FK22x29.5x1A-M8-4 Filter King 22×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 29.5 x .75″ – FK22x29.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10-5x64x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-5-x-64-x-75-fk10-5x64x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK10.5x64x1A-M8-4.jpg?v=1767599844 Filter King 10.5x64x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10.5 x 64 x .75″ – FK10.5x64x1A-M8-4 Filter King 10.5x64x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10.5 x 64 x .75″ – FK10.5x64x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-39-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-39-5-x-75-fk25x39-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/Y.avif?v=1767599964 Filter King 25×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 39.5 x .75″ – FK25x39.5x1A-M8 -4 Filter King 25×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 39.5 x .75″ – FK25x39.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14-5-59-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-59-5-x-75-fk14-5-59-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK14.5x59.5x1A-M8-4.png?v=1767600085 Filter King 14.5×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 59.5 x .75″ – FK14.5×59.5x1A-M8-4 Filter King 14.5×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 59.5 x .75″ – FK14.5×59.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-16-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-16-5-x-75-fk25-5-16-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/48.1_208419a6-c953-4ab6-b121-f3297ce89ddd.jpg?v=1767600206 Filter King 25.5×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 16.5 x .75″ – FK25.5×16.5x1A-M8-4 Filter King 25.5×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 16.5 x .75″ – FK25.5×16.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-25-x-75-fk18-5x25x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/Z_92402fcf-e1c5-4a9c-bfac-8b6b7555e468.jpg?v=1767600566 Filter King 18.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 25 x .75″ – FK18.5x25x1A-M8 -4 Filter King 18.5x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 25 x .75″ – FK18.5x25x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14-7-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-7-5-x-75-fk14x7-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK14x7.5x1A-M8-4.jpg?v=1767600809 Filter King 14×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 7.5 x .75″ – FK14x7.5x1A-M8-4 Filter King 14×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 7.5 x .75″ – FK14x7.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5x17x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-17-x-75-fk18-5x17x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/49.1_a9a5bde1-cbb5-4586-9c1d-8fd6a8dfb431.jpg?v=1767600870 Filter King 18.5x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 17 x .75″ – FK18.5x17x1A-M8-4 Filter King 18.5x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 17 x .75″ – FK18.5x17x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5x47x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-47-x-75-fk25-5x47x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_9ab31ca2-73fb-4620-9c79-e8b7093650ee.jpg?v=1767600990 Filter King 25.5x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 47 x .75″ – FK25.5x47x1A-M8 -4 Filter King 25.5x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 47 x .75″ – FK25.5x47x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-36-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-36-5-x-75-fk17x36-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17x36.5x1A-M8-4.jpg?v=1767601050 Filter King 17×36.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 36.5 x .75″ – FK17x36.5x1A-M8 -4 Filter King 17×36.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 36.5 x .75″ – FK17x36.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x26x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-26-x-75-fk24x26x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_5344d1ac-3aad-4fe8-8485-87c82621820b.jpg?v=1767601172 Filter King 24x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 26 x .75″ – FK24x26x1A-M8 -4 Filter King 24x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 26 x .75″ – FK24x26x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x13x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-13-x-75-fk18x13x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK18x13x1A-M8-4.jpg?v=1767601231 Filter King 18x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 13 x .75″ – FK18x13x1A-M8 -4 Filter King 18x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 13 x .75″ – FK18x13x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15x32x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-32-x-75-fk15x32x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15x32x1A-M8-4.jpg?v=1767601292 Filter King 15x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 32 x .75″ – FK15x32x1A-M8-4 Filter King 15x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 32 x .75″ – FK15x32x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-22-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_2e33343a-2717-4e86-9e32-9411c012ef2f.jpg?v=1767601535 Filter King 22.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 22 x .75″ – Filter King 22.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 22 x .75″ – WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-54-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-54-5-x-75-fk30x54-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/50.1_a8aef398-d3a2-4090-abd0-7f1318548328.jpg?v=1767601592 Filter King 30×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 54.5 x .75″ – FK30x54.5x1A-M8-4 Filter King 30×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 54.5 x .75″ – FK30x54.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x53x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-53-x-75-fk14x53x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK14x53x1A-M8-4.avif?v=1767604913 Filter King 14x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 53 x .75″ – FK14x53x1A-M8-4 Filter King 14x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 53 x .75″ – FK14x53x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-25-x-75-fk21x25x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/51.1_43964473-61c1-4550-8757-36ed47d9db2e.jpg?v=1767601780 Filter King 21x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 25 x .75″ – FK21x25x1A-M8-4 Filter King 21x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 25 x .75″ – FK21x25x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-16-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-16-5-x-75-fk27x16-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_d8a7e1c8-8542-41c5-8bf1-43ca483dc787.avif?v=1767601836 Filter King 27×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 16.5 x .75″ – FK27x16.5x1A-M8 -4 Filter King 27×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 16.5 x .75″ – FK27x16.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x24x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-24-x-75-fk20-5x24x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20.5x24x1A-M8-4.jpg?v=1767601959 Filter King 20.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 24 x .75″ – FK20.5x24x1A-M8 -4 Filter King 20.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 24 x .75″ – FK20.5x24x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-16-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-16-5-x-75-fk27x16-5x1a-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_3c7bf9b3-2ebe-42ee-8929-002fb76f4982.avif?v=1767602079 Filter King 27×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 16.5 x .75″ – FK27x16.5x1A-M8 -4 Filter King 27×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 16.5 x .75″ – FK27x16.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-41-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-41-5-x-75-fk28-5-41-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/52.1_e7280863-5cc4-4097-941e-75881b468351.jpg?v=1767602194 Filter King 28.5×41.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 41.5 x .75″ – FK28.5×41.5x1A-M8-4 Filter King 28.5×41.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 41.5 x .75″ – FK28.5×41.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-20-x-75-fk24x20x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK24x20x1A-M8-4.jpg?v=1767602320 Filter King 24x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 20 x .75″ – FK24x20x1A-M8 -4 Filter King 24x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 20 x .75″ – FK24x20x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-5-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-5-5-x-75-fk17-5-5-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_b0124ce1-fce2-439d-8289-a474290edc6b.jpg?v=1767602377 Filter King 17.5×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 5.5 x .75″ – FK17.5×5.5x1A-M8 -4 Filter King 17.5×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 5.5 x .75″ – FK17.5×5.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-23-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-23-5-x-75-fk23-5-23-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK23.5x23.5x1A-M8-4.jpg?v=1767603046 Filter King 23.5×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 23.5 x .75″ – FK23.5×23.5x1A-M8 -4 Filter King 23.5×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 23.5 x .75″ – FK23.5×23.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-47-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-47-5-x-75-fk23-5-47-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/G_3f589c29-d7be-478e-9aa8-68ec405f06a7.jpg?v=1767603101 Filter King 23.5×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 47.5 x .75″ – FK23.5×47.5x1A-M8 -4 Filter King 23.5×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 47.5 x .75″ – FK23.5×47.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x24x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-24-x-75-fk23x24x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/53.1_3a7bf6de-e5b3-44e5-9d51-39a4ae1c4648.jpg?v=1767603167 Filter King 23x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 24 x .75″ – FK23x24x1A-M8-4 Filter King 23x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 24 x .75″ – FK23x24x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x56x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-56-x-75-fk24x56x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/54.1.avif?v=1767603281 Filter King 24x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 56 x .75″ – FK24x56x1A-M8-4 Filter King 24x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 56 x .75″ – FK24x56x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-9-x-75-fk24x9x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/H_34b1950d-d173-4f01-8125-d82c8ade9376.avif?v=1767603345 Filter King 24x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 9 x .75″ – FK24x9x1A-M8 -4 Filter King 24x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 9 x .75″ – FK24x9x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9-5-40-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-40-5-x-75-fk9-5-40-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9.5x40.5x1A-M8-4.jpg?v=1767603463 Filter King 9.5×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 40.5 x .75″ – FK9.5×40.5x1A-M8-4 Filter King 9.5×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 40.5 x .75″ – FK9.5×40.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-52-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-52-5-x-75-fk24x52-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I_d9913152-b2ad-4444-8f16-54d6fcc50e72.avif?v=1767603524 Filter King 24×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 52.5 x .75″ – FK24x52.5x1A-M8 -4 Filter King 24×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 52.5 x .75″ – FK24x52.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-5x10x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-10-x-75-fk16-5x10x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK16.5x10x1A-M8-4.jpg?v=1767604253 Filter King 16.5x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 10 x .75″ – FK16.5x10x1A-M8-4 Filter King 16.5x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 10 x .75″ – FK16.5x10x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-25-x-75-fk29x25x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK29x25x1A-M8-4.jpg?v=1767604311 Filter King 29x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 25 x .75″ – FK29x25x1A-M8 -4 Filter King 29x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 25 x .75″ – FK29x25x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-54-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-54-5-x-75-fk29-5-54-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/55.1_4f58b9d7-0fc4-42a2-b26d-ea7ca29ef826.jpg?v=1767604492 Filter King 29.5×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 54.5 x .75″ – FK29.5×54.5x1A-M8-4 Filter King 29.5×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 54.5 x .75″ – FK29.5×54.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14-5-56-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-56-5-x-75-fk14-5-56-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK14.5x56.5x1A-M8-4.jpg?v=1767604615 Filter King 14.5×56.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 56.5 x .75″ – FK14.5×56.5x1A-M8-4 Filter King 14.5×56.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 56.5 x .75″ – FK14.5×56.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-8-5x15x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-8-5-x-15-x-75-fk8-5x15x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK8.5x15x1A-M8-4.avif?v=1767604977 Filter King 8.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 15 x .75″ – FK8.5x15x1A-M8-4 Filter King 8.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 15 x .75″ – FK8.5x15x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-6-5-63-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-6-5-x-63-5-x-75-fk6-5-63-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK6.5x63.5x1A-M8-4.jpg?v=1767605460 Filter King 6.5×63.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6.5 x 63.5 x .75″ – FK6.5×63.5x1A-M8-4 Filter King 6.5×63.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6.5 x 63.5 x .75″ – FK6.5×63.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-50-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-50-5-x-75-fk19-5-50-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19.5x50.5x1A-M8-4.avif?v=1767605702 Filter King 19.5×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 50.5 x .75″ – FK19.5×50.5x1A-M8 -4 Filter King 19.5×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 50.5 x .75″ – FK19.5×50.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-8-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-8-5-x-75-fk18x8-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK18x8.5x1A-M8-4.jpg?v=1767608882 Filter King 18×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 8.5 x .75″ – FK18x8.5x1A-M8 -4 Filter King 18×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 8.5 x .75″ – FK18x8.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-6-5-30-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-6-5-x-30-5-x-75-fk6-5-30-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK6.5x63.5x1A-M8-4_710d8712-2f92-4765-8907-e7c06c91ea2e.jpg?v=1767608894 Filter King 6.5×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6.5 x 30.5 x .75″ – FK6.5×30.5x1A-M8-4 Filter King 6.5×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6.5 x 30.5 x .75″ – FK6.5×30.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-27-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-27-5-x-75-fk19-5-27-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/56.1_63466bd9-2668-4e0d-9143-5d048bce3f5c.jpg?v=1767605760 Filter King 19.5×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 27.5 x .75″ – FK19.5×27.5x1A-M8-4 Filter King 19.5×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 27.5 x .75″ – FK19.5×27.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-8-5x53x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-8-5-x-53-x-75-fk8-5x53x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK8.5x53x1A-M8-4.jpg?v=1767609056 Filter King 8.5x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 53 x .75″ – FK8.5x53x1A-M8-4 Filter King 8.5x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 53 x .75″ – FK8.5x53x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5x16x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-16-x-75-fk23-5x16x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/57.1_b1458070-a600-4339-bbd3-58d2797a4871.jpg?v=1767605883 Filter King 23.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 16 x .75″ – FK23.5x16x1A-M8-4 Filter King 23.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 16 x .75″ – FK23.5x16x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-4-5-39-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-4-5-x-39-5-x-75-fk4-5-39-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK4.5x39.5x1A-M8-4.avif?v=1767606074 Filter King 4.5×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4.5 x 39.5 x .75″ – FK4.5×39.5x1A-M8-4 Filter King 4.5×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4.5 x 39.5 x .75″ – FK4.5×39.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-53-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-53-5-x-75-fk30x53-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK30x53.5x1A-M8-4.avif?v=1767606135 Filter King 30×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 53.5 x .75″ – FK30x53.5x1A-M8 -4 Filter King 30×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 53.5 x .75″ – FK30x53.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-53-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-53-5-x-75-fk24x53-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_df37a614-679c-4258-9752-41afc528afc4.avif?v=1767606315 Filter King 24×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 53.5 x .75″ – FK24x53.5x1A-M8 -4 Filter King 24×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 53.5 x .75″ – FK24x53.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-33-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-33-5-x-75-fk27x33-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/58.1_b977170f-175f-40f7-98c1-74277ccb539d.jpg?v=1767606374 Filter King 27×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 33.5 x .75″ – FK27x33.5x1A-M8-4 Filter King 27×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 33.5 x .75″ – FK27x33.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10-41-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-x-41-5-x-75-fk10x41-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK10x41.5x1A-M8-4.jpg?v=1767606494 Filter King 10×41.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 41.5 x .75″ – FK10x41.5x1A-M8-4 Filter King 10×41.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 41.5 x .75″ – FK10x41.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-8-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-8-5-x-75-fk17x8-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/60.1_b3b3fcd5-f537-4a51-8c35-9ed9957acfd4.jpg?v=1767606615 Filter King 17×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 8.5 x .75″ – FK17x8.5x1A-M8-4 Filter King 17×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 8.5 x .75″ – FK17x8.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-29-x-75-fk28-5x29x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_d3ea30d7-305a-4b89-b8ec-d703c5dfa915.jpg?v=1767606675 Filter King 28.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 29 x .75″ – FK28.5x29x1A-M8 -4 Filter King 28.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 29 x .75″ – FK28.5x29x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-4x18x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-4-x-18-x-75-fk4x18x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK4x18x1A-M8-4.jpg?v=1767607340 Filter King 4x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4 x 18 x .75″ – FK4x18x1A-M8-4 Filter King 4x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4 x 18 x .75″ – FK4x18x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-21-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-21-5-x-75-fk26x21-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_c568893f-40d6-4723-9b39-8984e99c0a83.avif?v=1767610627 Filter King 26×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 21.5 x .75″ – FK26x21.5x1A-M8 -4 Filter King 26×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 21.5 x .75″ – FK26x21.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-16-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-16-5-x-75-fk21-5-16-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK21.5x16.5x1A-M8-4.jpg?v=1767607398 Filter King 21.5×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 16.5 x .75″ – FK21.5×16.5x1A-M8 -4 Filter King 21.5×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 16.5 x .75″ – FK21.5×16.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10-5x11x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-5-x-11-x-75-fk10-5x11x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK10.5x11x1A-M8-4.jpg?v=1767607459 Filter King 10.5x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10.5 x 11 x .75″ – FK10.5x11x1A-M8-4 Filter King 10.5x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10.5 x 11 x .75″ – FK10.5x11x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x37x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-37-x-75-fk21x37x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/62.1_d5e81439-4160-4ec1-81a7-fce08c497658.jpg?v=1767607520 Filter King 21x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 37 x .75″ – FK21x37x1A-M8-4 Filter King 21x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 37 x .75″ – FK21x37x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-22-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-22-5-x-75-fk21x22-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_d3572b1c-e8ac-47aa-9e79-dd246f090f0d.jpg?v=1767607632 Filter King 21×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 22.5 x .75″ – FK21x22.5x1A-M8 -4 Filter King 21×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 22.5 x .75″ – FK21x22.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x11x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-11-x-75-fk28x11x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_92ee7002-f781-4b6c-ab6d-da9047949ccb.avif?v=1767607641 Filter King 28x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 11 x .75″ – FK28x11x1A-M8 -4 Filter King 28x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 11 x .75″ – FK28x11x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x43x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-43-x-75-fk20-5x43x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20.5x43x1A-M8-4.png?v=1767607716 Filter King 20.5x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 43 x .75″ – FK20.5x43x1A-M8 -4 Filter King 20.5x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 43 x .75″ – FK20.5x43x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-8-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-8-5-x-75-fk21-5-8-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_cd5c4aa2-464e-4bd0-908e-af256616582d.avif?v=1767607858 Filter King 21.5×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 8.5 x .75″ – FK21.5×8.5x1A-M8 -4 Filter King 21.5×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 8.5 x .75″ – FK21.5×8.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5x50x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-50-x-75-fk26-5x50x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK26.5x50x1A-M8-4.avif?v=1767607921 Filter King 26.5x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 50 x .75″ – FK26.5x50x1A-M8 -4 Filter King 26.5x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 50 x .75″ – FK26.5x50x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-29-x-75-fk20x29x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/63.1_80cf95a8-b858-4000-8929-c162ba2ca293.jpg?v=1767608046 Filter King 20x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 29 x .75″ – FK20x29x1A-M8-4 Filter King 20x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 29 x .75″ – FK20x29x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5x13x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-13-x-75-fk26-5x13x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_877a9a24-7311-4698-a7d7-93f9ad051805.avif?v=1767608157 Filter King 26.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 13 x .75″ – FK26.5x13x1A-M8 -4 Filter King 26.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 13 x .75″ – FK26.5x13x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-28-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-28-5-x-75-fk27x28-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/G_aef2accb-c5ce-44d0-9c8f-9b968b6761b3.jpg?v=1767608166 Filter King 27×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 28.5 x .75″ – FK27x28.5x1A-M8 -4 Filter King 27×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 28.5 x .75″ – FK27x28.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x52x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-52-x-75-fk27x52x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/64.1_bb04c05a-c9eb-4303-b3a4-840dac403d3d.jpg?v=1767608229 Filter King 27x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 52 x .75″ – FK27x52x1A-M8-4 Filter King 27x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 52 x .75″ – FK27x52x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x35x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-35-x-75-fk24x35x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK24x35x1A-M8-4.jpg?v=1767608413 Filter King 24x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 35 x .75″ – FK24x35x1A-M8 -4 Filter King 24x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 35 x .75″ – FK24x35x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5x31x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-31-x-75-fk24-5x31x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/H_9198c8c0-3ef2-432c-82e6-6d563e26bf25.jpg?v=1767608521 Filter King 24.5x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 31 x .75″ – FK24.5x31x1A-M8 -4 Filter King 24.5x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 31 x .75″ – FK24.5x31x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-57-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-57-5-x-75-fk19x57-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/65.1.avif?v=1767608534 Filter King 19×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 57.5 x .75″ – FK19x57.5x1A-M8-4 Filter King 19×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 57.5 x .75″ – FK19x57.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x49x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-49-x-75-fk28-5x49x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK28.5x49x1A-M8-4.jpg?v=1767608592 Filter King 28.5x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 49 x .75″ – FK28.5x49x1A-M8 -4 Filter King 28.5x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 49 x .75″ – FK28.5x49x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-50-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-50-5-x-75-fk21-5-50-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I_32b41ad7-3de7-4a31-9d1b-b53edaf9a471.jpg?v=1767608703 Filter King 21.5×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 50.5 x .75″ – FK21.5×50.5x1A-M8 -4 Filter King 21.5×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 50.5 x .75″ – FK21.5×50.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-30-x-75-fk25-5x30x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/J_8f533e22-c79a-41fc-8199-6cdd65c90f66.jpg?v=1767609044 Filter King 25.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 30 x .75″ – FK25.5x30x1A-M8 -4 Filter King 25.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 30 x .75″ – FK25.5x30x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9x48x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-x-48-x-75-fk9x48x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9x48x1A-M8-4_4.jpg?v=1767609107 Filter King 9x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 48 x .75″ – FK9x48x1A-M8-4 Filter King 9x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 48 x .75″ – FK9x48x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10-58-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-x-58-5-x-75-fk10x58-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK10x58.5x1A-M8-4.jpg?v=1767609194 Filter King 10×58.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 58.5 x .75″ – FK10x58.5x1A-M8-4 Filter King 10×58.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 58.5 x .75″ – FK10x58.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-35-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-35-5-x-75-fk22-5-35-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK22.5x35.5x1A-M8-4.jpg?v=1767609229 Filter King 22.5×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 35.5 x .75″ – FK22.5×35.5x1A-M8 -4 Filter King 22.5×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 35.5 x .75″ – FK22.5×35.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-6-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-6-5-x-75-fk25x6-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/K_12d34b28-e9c4-4e2d-91c5-03cdc84d3e62.avif?v=1767609302 Filter King 25×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 6.5 x .75″ – FK25x6.5x1A-M8 -4 Filter King 25×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 6.5 x .75″ – FK25x6.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x26x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-26-x-75-fk28x26x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/66.1.avif?v=1767609433 Filter King 28x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 26 x .75″ – FK28x26x1A-M8-4 Filter King 28x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 26 x .75″ – FK28x26x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-66-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-66-5-x-75-fk29x66-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/K_a6036b36-8c66-4c04-9d5f-cc64fc6353a1.jpg?v=1767609479 Filter King 29×66.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 66.5 x .75″ – FK29x66.5x1A-M8 -4 Filter King 29×66.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 66.5 x .75″ – FK29x66.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-5-5-15-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-5-5-x-15-5-x-75-fk5-5-15-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK5.5x15.5x1A-M8-4.jpg?v=1767609573 Filter King 5.5×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 15.5 x .75″ – FK5.5×15.5x1A-M8-4 Filter King 5.5×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 15.5 x .75″ – FK5.5×15.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-56-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-56-5-x-75-fk24-5-56-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/L_9dbf68c2-5b97-4902-9133-4a386030dea6.jpg?v=1767609659 Filter King 24.5×56.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 56.5 x .75″ – FK24.5×56.5x1A-M8 -4 Filter King 24.5×56.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 56.5 x .75″ – FK24.5×56.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-5x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-14-x-75-fk13-5x14x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK13.5x14x1A-M8-4.jpg?v=1767609752 Filter King 13.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 14 x .75″ – FK13.5x14x1A-M8-4 Filter King 13.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 14 x .75″ – FK13.5x14x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14-62-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-62-5-x-75-fk14x62-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK14x62.5x1A-M8-4.jpg?v=1767609898 Filter King 14×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 62.5 x .75″ – FK14x62.5x1A-M8-4 Filter King 14×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 62.5 x .75″ – FK14x62.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5x27x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-27-x-75-fk24-5x27x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/M_5b4bb135-d0bf-4f1d-a509-85988c69a4ee.jpg?v=1767609931 Filter King 24.5x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 27 x .75″ – FK24.5x27x1A-M8 -4 Filter King 24.5x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 27 x .75″ – FK24.5x27x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-16-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-16-5-x-75-fk19x16-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/67.1_8da67ff7-d77b-45f1-b116-4d7aaa0694dd.jpg?v=1767609951 Filter King 19×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 16.5 x .75″ – FK19x16.5x1A-M8-4 Filter King 19×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 16.5 x .75″ – FK19x16.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-5-5-50-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-5-5-x-50-5-x-75-fk5-5-50-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK5.5x50.5x1A-M8-4.jpg?v=1767609973 Filter King 5.5×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 50.5 x .75″ – FK5.5×50.5x1A-M8-4 Filter King 5.5×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 50.5 x .75″ – FK5.5×50.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x37x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-37-x-75-fk29x37x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/N_79ed2276-71b8-48bd-879a-ab7f62730fb4.avif?v=1767610008 Filter King 29x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 37 x .75″ – FK29x37x1A-M8 -4 Filter King 29x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 37 x .75″ – FK29x37x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-7-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-7-5-x-75-fk25-5-7-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/O_c1d438b6-f350-490d-b304-7d254dcf0afc.jpg?v=1767610049 Filter King 25.5×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 7.5 x .75″ – FK25.5×7.5x1A-M8 -4 Filter King 25.5×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 7.5 x .75″ – FK25.5×7.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-8-5-6-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-8-5-x-6-5-x-75-fk8-5-6-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK8.5x6.5x1A-M8-4.jpg?v=1767610057 Filter King 8.5×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 6.5 x .75″ – FK8.5×6.5x1A-M8-4 Filter King 8.5×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 6.5 x .75″ – FK8.5×6.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-36-x-75-fk13x36x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK13x36x1A-M8-4.jpg?v=1767610139 Filter King 13x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 36 x .75″ – FK13x36x1A-M8-4 Filter King 13x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 36 x .75″ – FK13x36x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-57-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-57-5-x-75-fk18x57-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/PP_2052ce1b-94d7-4dac-be71-1baff87ac167.jpg?v=1767610571 Filter King 18×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 57.5 x .75″ – FK18x57.5x1A-M8 -4 Filter King 18×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 57.5 x .75″ – FK18x57.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-6-34-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-6-x-34-5-x-75-fk6x34-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK6x34.5x1A-M8-4.jpg?v=1767610752 Filter King 6×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6 x 34.5 x .75″ – FK6x34.5x1A-M8-4 Filter King 6×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6 x 34.5 x .75″ – FK6x34.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-31-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-31-5-x-75-fk28-5-31-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/Q_4ff7e16d-6fac-4181-a9e3-cc83e82dfbc6.jpg?v=1767610993 Filter King 28.5×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 31.5 x .75″ – FK28.5×31.5x1A-M8 -4 Filter King 28.5×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 31.5 x .75″ – FK28.5×31.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x32x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-32-x-75-fk28x32x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/U_42ea1736-91c4-41d5-a342-8833f1d5e991.jpg?v=1767611182 Filter King 28x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 32 x .75″ – FK28x32x1A-M8 -4 Filter King 28x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 32 x .75″ – FK28x32x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x53x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-53-x-75-fk24x53x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/V_1c6824e8-2e0b-496a-8539-738bde8e8507.avif?v=1767611363 Filter King 24x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 53 x .75″ – FK24x53x1A-M8 -4 Filter King 24x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 53 x .75″ – FK24x53x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-57-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-57-5-x-75-fk29-5-57-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/W_1af5f9b8-bf6e-4d24-b125-a635e381d491.jpg?v=1767611517 Filter King 29.5×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 57.5 x .75″ – FK29.5×57.5x1A-M8 -4 Filter King 29.5×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 57.5 x .75″ – FK29.5×57.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-31-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-31-5-x-75-fk27-5-31-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/X_d8c63368-f0ad-4e9e-9a6f-d9367c38e41e.png?v=1767611653 Filter King 27.5×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 31.5 x .75″ – FK27.5×31.5x1A-M8 -4 Filter King 27.5×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 31.5 x .75″ – FK27.5×31.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x18x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-18-x-75-fk29x18x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/68.1_a5c6bd0f-7179-48d4-9138-2a89219cb96a.jpg?v=1767611706 Filter King 29x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 18 x .75″ – FK29x18x1A-M8-4 Filter King 29x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 18 x .75″ – FK29x18x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-4-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-4-5-x-75-fk21-5-4-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/69.1_a8a22f5d-b3d0-4fd9-9c6d-28e388f1e13e.jpg?v=1767612831 Filter King 21.5×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 4.5 x .75″ – FK21.5×4.5x1A-M8-4 Filter King 21.5×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 4.5 x .75″ – FK21.5×4.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x41x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-41-x-75-fk21-5x41x1a-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/Y_d236f0a0-bfd6-47da-a59e-01ac67309cab.jpg?v=1767612959 Filter King 21.5x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 41 x .75″ – FK21.5x41x1A-M8 -5 Filter King 21.5x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 41 x .75″ – FK21.5x41x1A-M8 -5 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-12-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-12-5-x-75-fk20-5-12-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20.5x12.5x1A-M8-4.jpg?v=1767611835 Filter King 20.5×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 12.5 x .75″ – FK20.5×12.5x1A-M8 -4 Filter King 20.5×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 12.5 x .75″ – FK20.5×12.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x21x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-21-x-75-fk20-5x21x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/71.1_7e660dde-c5c6-4823-a7a5-d9119306d483.jpg?v=1767611951 Filter King 20.5x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 21 x .75″ – FK20.5x21x1A-M8-4 Filter King 20.5x21x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 21 x .75″ – FK20.5x21x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5x35x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-35-x-75-fk27-5x35x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK27.5x35x1A-M8-4.jpg?v=1767612081 Filter King 27.5x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 35 x .75″ – FK27.5x35x1A-M8 -4 Filter King 27.5x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 35 x .75″ – FK27.5x35x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-42-x-75-fk24-5x42x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/73.1_fa39d594-8b48-42fd-8123-ba4acd6e3d76.avif?v=1767612229 Filter King 24.5x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 42 x .75″ – FK24.5x42x1A-M8-4 Filter King 24.5x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 42 x .75″ – FK24.5x42x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-41-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-41-5-x-75-fk26-5-41-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/74.1_32d05e9b-7720-493f-b681-0eb1e59e2e57.avif?v=1767612255 Filter King 26.5×41.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 41.5 x .75″ – FK26.5×41.5x1A-M8-4 Filter King 26.5×41.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 41.5 x .75″ – FK26.5×41.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x53x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-53-x-75-fk28x53x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK28x53x1A-M8-4.jpg?v=1767612388 Filter King 28x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 53 x .75″ – FK28x53x1A-M8 -4 Filter King 28x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 53 x .75″ – FK28x53x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-62-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-62-5-x-75-fk17x62-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/77.1_9bf8b933-aa05-4150-9a95-0bdd7f983e53.jpg?v=1767612474 Filter King 17×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 62.5 x .75″ – FK17x62.5x1A-M8 -4 Filter King 17×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 62.5 x .75″ – FK17x62.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-9-x-75-fk28x9x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK28x9x1A-M8-4.avif?v=1767612488 Filter King 28x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 9 x .75″ – FK28x9x1A-M8 -4 Filter King 28x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 9 x .75″ – FK28x9x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x64x1-air-filter-4-pack-merv-8-actual-size-23-x-64-x-75-fk23x64x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_98e79091-372b-4dec-a2f3-33b4d54e9e16.avif?v=1767612584 Filter King 23x64x1 Air Filter 4-PACK MERV 8 Actual Size 23 x 64 x .75″ – FK23x64x1A-M8 -4 Filter King 23x64x1 Air Filter 4-PACK MERV 8 Actual Size 23 x 64 x .75″ – FK23x64x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-61-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-61-5-x-75-fk25x61-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_4ea424bb-654a-4129-9e2d-ad0b10301c5c.jpg?v=1767612631 Filter King 25×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 61.5 x .75″ – FK25x61.5x1A-M8 -4 Filter King 25×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 61.5 x .75″ – FK25x61.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-6-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-6-5-x-75-fk27-5-6-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_eb328d73-016f-44ec-9c3e-a856caa1990c.jpg?v=1767612715 Filter King 27.5×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 6.5 x .75″ – FK27.5×6.5x1A-M8 – 4 Filter King 27.5×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 6.5 x .75″ – FK27.5×6.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-4-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-4-5-x-75-fk17-5-4-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17.5x4.5x1A-M8-4.jpg?v=1767612729 Filter King 17.5×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 4.5 x .75″ – FK17.5×4.5x1A-M8 -4 Filter King 17.5×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 4.5 x .75″ – FK17.5×4.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-61-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-61-5-x-75-fk25-5-61-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK25.5x61.5x1A-M8-4_1.jpg?v=1767612754 Filter King 25.5×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 61.5 x .75″ – FK25.5×61.5x1A-M8 -4 Filter King 25.5×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 61.5 x .75″ – FK25.5×61.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x35x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-35-x-75-fk20-5x35x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_258592ff-082d-4582-af8a-0a98597934b2.avif?v=1767612789 Filter King 20.5x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 35 x .75″ – FK20.5x35x1A-M8 – 4 Filter King 20.5x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 35 x .75″ – FK20.5x35x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x41x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-41-x-75-fk22-5x41x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_23b205ca-00f1-4b85-9be6-8ad1093f17e7.jpg?v=1767612977 Filter King 22.5x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 41 x .75″ – FK22.5x41x1A-M8 -4 Filter King 22.5x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 41 x .75″ – FK22.5x41x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13x6x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-6-x-75-fk13x6x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK13x6x1A-M8-4.jpg?v=1767613018 Filter King 13x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 6 x .75″ – FK13x6x1A-M8-4 Filter King 13x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 6 x .75″ – FK13x6x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x48x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-48-x-75-fk12x48x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK12x48x1A-M8-4.jpg?v=1767613054 Filter King 12x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 48 x .75″ – FK12x48x1A-M8-4 Filter King 12x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 48 x .75″ – FK12x48x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-31-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-31-5-x-75-fk30x31-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_f6500619-98bd-457e-a3be-7ffcd9690e86.jpg?v=1767613062 Filter King 30×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 31.5 x .75″ – FK30x31.5x1A-M8 – 4 Filter King 30×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 31.5 x .75″ – FK30x31.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-43-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-43-5-x-75-fk23x43-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_f79f36fa-6565-4d96-b4fb-29c39004a844.avif?v=1767613148 Filter King 23×43.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 43.5 x .75″ – FK23x43.5x1A-M8 -4 Filter King 23×43.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 43.5 x .75″ – FK23x43.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-62-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-62-5-x-75-fk21-5-62-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/G_a9f82cf5-53ee-49ff-a99c-723010416fed.jpg?v=1767613290 Filter King 21.5×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 62.5 x .75″ – FK21.5×62.5x1A-M8 -4 Filter King 21.5×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 62.5 x .75″ – FK21.5×62.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-7-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-7-5-x-75-fk17-5-7-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17.5x7.5x1A-M8-4.jpg?v=1767613320 Filter King 17.5×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 7.5 x .75″ – FK17.5×7.5x1A-M8 -4 Filter King 17.5×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 7.5 x .75″ – FK17.5×7.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x37x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-37-x-75-fk28-5x37x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK28.5x37x1A-M8-4.jpg?v=1767613358 Filter King 28.5x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 37 x .75″ – FK28.5x37x1A-M8 -4 Filter King 28.5x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 37 x .75″ – FK28.5x37x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x46x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-46-x-75-fk19-5x46x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19.5x46x1A-M8-4.avif?v=1767613472 Filter King 19.5x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 46 x .75″ – FK19.5x46x1A-M8 -4 Filter King 19.5x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 46 x .75″ – FK19.5x46x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x56x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-56-x-75-fk22-5x56x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/H_b51eae18-2104-4196-b98c-7454593ddab2.avif?v=1767613534 Filter King 22.5x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 56 x .75″ – FK22.5x56x1A-M8 -4 Filter King 22.5x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 56 x .75″ – FK22.5x56x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-23-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-23-5-x-75-fk28-5-23-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I_dfe4f32c-5331-4fd6-ac26-46757304ffa1.jpg?v=1767613689 Filter King 28.5×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 23.5 x .75″ – FK28.5×23.5x1A-M8 -4 Filter King 28.5×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 23.5 x .75″ – FK28.5×23.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-29-x-75-fk19-5x29x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/L_f50007a7-c793-4d4b-8794-d0cd7e78110b.jpg?v=1767614187 Filter King 19.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 29 x .75″ – FK19.5x29x1A-M8 -4 Filter King 19.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 29 x .75″ – FK19.5x29x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-14-x-75-fk30x14x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK30x14x1A-M8-4.jpg?v=1767614286 Filter King 30x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 14 x .75″ – FK30x14x1A-M8 -4 Filter King 30x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 14 x .75″ – FK30x14x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-58-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-58-5-x-75-fk22x58-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/J_422f49cc-1c13-47e1-b16a-1e0a21740afc.avif?v=1767614773 Filter King 22×58.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 58.5 x .75″ – FK22x58.5x1A-M8 -4 Filter King 22×58.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 58.5 x .75″ – FK22x58.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-22-x-75-fk20-5x22x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/K_8ff6fb0e-f048-4acc-a81c-20dc57460b5e.jpg?v=1767615080 Filter King 20.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 22 x .75″ – FK20.5x22x1A-M8 -4 Filter King 20.5x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 22 x .75″ – FK20.5x22x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-6-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-6-5-x-75-fk22x6-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK22x6.5x1A-M8-4.jpg?v=1767615433 Filter King 22×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 6.5 x .75″ – FK22x6.5x1A-M8 -4 Filter King 22×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 6.5 x .75″ – FK22x6.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x40x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-40-x-75-fk22x40x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/M_32134f95-f984-4784-80c5-7a14b3a307d1.avif?v=1767615435 Filter King 22x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 40 x .75″ – FK22x40x1A-M8 – 4 Filter King 22x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 40 x .75″ – FK22x40x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-15-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-15-5-x-75-fk22x15-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK22x15.5x1A-M8-4.jpg?v=1767615622 Filter King 22×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 15.5 x .75″ – FK22x15.5x1A-M8 -4 Filter King 22×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 15.5 x .75″ – FK22x15.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-49-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-49-5-x-75-fk24-5-49-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/N_7381a28f-17e0-4957-8fa0-afd15e89526b.jpg?v=1767615826 Filter King 24.5×49.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 49.5 x .75″ – FK24.5×49.5x1A-M8 -4 Filter King 24.5×49.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 49.5 x .75″ – FK24.5×49.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-8-x-75-fk26x8x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_0ba3aa24-91ea-465e-9440-292cd0c1e23f.jpg?v=1767616199 Filter King 26x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 8 x .75″ – FK26x8x1A-M8 -4 Filter King 26x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 8 x .75″ – FK26x8x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5x18x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-18-x-75-fk30-5x18x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B.png?v=1767616499 Filter King 30.5x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 18 x .75″ – FK30.5x18x1A-M8 -4 Filter King 30.5x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 18 x .75″ – FK30.5x18x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x44x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-44-x-75-fk20-5x44x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_ff1622db-74ce-4dcf-bfc3-465960465c95.avif?v=1767616743 Filter King 20.5x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 44 x .75″ – FK20.5x44x1A-M8 -4 Filter King 20.5x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 44 x .75″ – FK20.5x44x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-37-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-37-5-x-75-fk23x37-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK23x37.5x1A-M8-4.jpg?v=1767616870 Filter King 23×37.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 37.5 x .75″ – FK23x37.5x1A-M8 -4 Filter King 23×37.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 37.5 x .75″ – FK23x37.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-36-x-75-fk25-5x36x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_5ecec2c9-e71e-4f63-9b95-253b2826dee0.jpg?v=1767617029 Filter King 25.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 36 x .75″ – FK25.5x36x1A-M8 -4 Filter King 25.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 36 x .75″ – FK25.5x36x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x7x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-7-x-75-fk20x7x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20x7x1A-M8-4.avif?v=1767617125 Filter King 20x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 7 x .75″ – FK20x7x1A-M8 -4 Filter King 20x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 7 x .75″ – FK20x7x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5x58x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-58-x-75-fk23-5x58x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/G_545b0249-ee46-4774-8f04-1fd30b55d118.jpg?v=1767617491 Filter King 23.5x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 58 x .75″ – FK23.5x58x1A-M8 -4 Filter King 23.5x58x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 58 x .75″ – FK23.5x58x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x7x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-7-x-75-fk18x7x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/H_e171b2f7-ab3e-4b9d-846f-d44ae0383cf4.jpg?v=1767617827 Filter King 18x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 7 x .75″ – FK18x7x1A-M8 -4 Filter King 18x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 7 x .75″ – FK18x7x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x4x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-4-x-75-fk19-5x4x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19.5x4x1A-M8-4.jpg?v=1767617874 Filter King 19.5x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 4 x .75″ – FK19.5x4x1A-M8 -4 Filter King 19.5x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 4 x .75″ – FK19.5x4x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-28-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-28-5-x-75-fk20-5-28-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I_64653f41-469b-474e-9fcb-60e0e7531d11.jpg?v=1767618042 Filter King 20.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 28.5 x .75″ – FK20.5×28.5x1A-M8 -4 Filter King 20.5×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 28.5 x .75″ – FK20.5×28.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x31x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-31-x-75-fk21-5x31x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK21.5x31x1A-M8-4.jpg?v=1767618429 Filter King 21.5x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 31 x .75″ – FK21.5x31x1A-M8 -4 Filter King 21.5x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 31 x .75″ – FK21.5x31x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-12-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-12-5-x-75-fk28-5-12-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/J_2207f696-3d23-44d7-b992-27c14c5f96a7.jpg?v=1767618454 Filter King 28.5×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 12.5 x .75″ – FK28.5×12.5x1A-M8 -4 Filter King 28.5×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 12.5 x .75″ – FK28.5×12.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-17-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-17-5-x-75-fk23-5-17-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK23.5x17.5x1A-M8-4.jpg?v=1767618517 Filter King 23.5×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 17.5 x .75″ – FK23.5×17.5x1A-M8 -4 Filter King 23.5×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 17.5 x .75″ – FK23.5×17.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-25-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-25-5-x-75-fk21-5-25-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK21.5x25.5x1A-M8-4.avif?v=1767618711 Filter King 21.5×25.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 25.5 x .75″ – FK21.5×25.5x1A-M8 -4 Filter King 21.5×25.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 25.5 x .75″ – FK21.5×25.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-29-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-29-5-x-75-fk23-5-29-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK23.5x29.5x1A-M8-4.jpg?v=1767618881 Filter King 23.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 29.5 x .75″ – FK23.5×29.5x1A-M8 -4 Filter King 23.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 29.5 x .75″ – FK23.5×29.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x56x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-56-x-75-fk26x56x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2656.webp?v=1767626687 Filter King 26x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 56 x .75″ – FK26x56x1A-M8 -4 Filter King 26x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 56 x .75″ – FK26x56x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-11-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-11-5-x-75-fk23x11-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_1f5c4e90-1b72-4e0b-b9fa-d83ada0f3c31.jpg?v=1767661975 Filter King 23×11.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 11.5 x .75″ – FK23x11.5x1A-M8 -4 Filter King 23×11.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 11.5 x .75″ – FK23x11.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-30-x-75-fk18-5x30x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A2_acfa833b-21da-42a2-9820-99bcb26f348a.jpg?v=1767662300 Filter King 18.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 30 x .75″ – FK18.5x30x1A-M8 -4 Filter King 18.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 30 x .75″ – FK18.5x30x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x33x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-33-x-75-fk25x33x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_1e6f3cdc-ebf2-40dc-8b5b-2d64e7b36bc6.jpg?v=1767662491 Filter King 25x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 33 x .75″ – FK25x33x1A-M8 -4 Filter King 25x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 33 x .75″ – FK25x33x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-7-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-7-5-x-75-fk20-5-7-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B1_02abdbeb-79c5-42f6-8d87-de74aa57bef0.jpg?v=1767662648 Filter King 20.5×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 7.5 x .75″ – FK20.5×7.5x1A-M8 -4 Filter King 20.5×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 7.5 x .75″ – FK20.5×7.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-51-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-51-5-x-75-fk19-5-51-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_7630a188-b244-42a3-9e2a-b603fef7c0f1.jpg?v=1767662815 Filter King 19.5×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 51.5 x .75″ – FK19.5×51.5x1A-M8 -4 Filter King 19.5×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 51.5 x .75″ – FK19.5×51.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-52-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-52-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/3052.jpg?v=1767666944 Filter King 30.5×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 52.5 x .75″ Filter King 30.5×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 52.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/285.jpg?v=1767667238 Filter King 28.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 5 x .75″ Filter King 28.5x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-14-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-14-5-x-75-fk21x14-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2114.avif?v=1767667414 Filter King 21×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 14.5 x .75″ – FK21x14.5x1A-M8 -4 Filter King 21×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 14.5 x .75″ – FK21x14.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-34-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-34-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2834.webp?v=1767667964 Filter King 28.5×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 34.5 x .75″ Filter King 28.5×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 34.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x43x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-43-x-75 2026-06-04T17:10:28-04:00 daily https://hvacdirect.store/products/filter-king-21-53-5-1-air-filter-4-pack-merv-8-actual-size-21-x-53-5-x-75-fk21x53-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2153.webp?v=1767669485 Filter King 21×53.5×1 Air Filter 4-PACK MERV 8 Actual Size 21 x 53.5 x .75″ – FK21x53.5x1A-M8 -4 Filter King 21×53.5×1 Air Filter 4-PACK MERV 8 Actual Size 21 x 53.5 x .75″ – FK21x53.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-61-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-61-5-x-75-fk23-5-61-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2365.jpg?v=1767669605 Filter King 23.5×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 61.5 x .75″ – FK23.5×61.5x1A-M8 -4 Filter King 23.5×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 61.5 x .75″ – FK23.5×61.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-13-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-13-5-x-75-fk23x13-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/c_d164acd4-d336-4947-846c-19e04fc02430.avif?v=1767670601 Filter King 23×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 13.5 x .75″ – FK23x13.5x1A-M8 -4 Filter King 23×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 13.5 x .75″ – FK23x13.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-58-5-1-air-filter-4-pack-merv-8-actual-size-17-5-x-58-5-x-75-fk17-5-58-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/1758_5e39e2e5-6fc4-43e1-9791-adbe11199083.webp?v=1767670801 Filter King 17.5×58.5×1 Air Filter 4-PACK MERV 8 Actual Size 17.5 x 58.5 x .75″ – FK17.5×58.5x1A-M8 -4 Filter King 17.5×58.5×1 Air Filter 4-PACK MERV 8 Actual Size 17.5 x 58.5 x .75″ – FK17.5×58.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x13x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-13-x-75-fk19x13x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/86.1_1365c623-1fc6-4e48-ac70-dbc5f3120ea9.jpg?v=1767671257 Filter King 19x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 13 x .75″ – FK19x13x1A-M8-4 Filter King 19x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 13 x .75″ – FK19x13x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-49-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-49-5-x-75-fk27x49-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/a_aad17880-cd43-4a02-936b-7fd7239007e5.avif?v=1767671372 Filter King 27×49.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 49.5 x .75″ – FK27x49.5x1A-M8 -4 Filter King 27×49.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 49.5 x .75″ – FK27x49.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-4x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-4-x-19-x-75-fk4x19x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK4x19x1A-M8-4.jpg?v=1767671430 Filter King 4x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4 x 19 x .75″ – FK4x19x1A-M8-4 Filter King 4x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4 x 19 x .75″ – FK4x19x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x12x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-12-x-75-fk22-5x12x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/b_741e11ff-d98c-4759-acdd-fec514943e68.png?v=1767671595 Filter King 22.5x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 12 x .75″ – FK22.5x12x1A-M8 -4 Filter King 22.5x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 12 x .75″ – FK22.5x12x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-8-5x60x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-8-5-x-60-x-75-fk8-5x60x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK8.5x60x1A-M8-4.jpg?v=1767671775 Filter King 8.5x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 60 x .75″ – FK8.5x60x1A-M8-4 Filter King 8.5x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 60 x .75″ – FK8.5x60x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x15x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-15-x-75-fk19-5x15x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/d_74598054-a4d4-450e-9029-23815e5b11bc.avif?v=1767671989 Filter King 19.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 15 x .75″ – FK19.5x15x1A-M8 -4 Filter King 19.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 15 x .75″ – FK19.5x15x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-58-5-1-air-filter-4-pack-merv-8-actual-size-17-5-x-58-5-x-75-fk17-5-58-5x1a-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/1758_5a698bb2-f4dd-4bc5-91d2-0c8f78682492.webp?v=1767672064 Filter King 17.5×58.5×1 Air Filter 4-PACK MERV 8 Actual Size 17.5 x 58.5 x .75″ – FK17.5×58.5x1A-M8 -4 Filter King 17.5×58.5×1 Air Filter 4-PACK MERV 8 Actual Size 17.5 x 58.5 x .75″ – FK17.5×58.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-18-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-18-5-x-75-fk16x18-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK16x18.5x1A-M8-4.jpg?v=1767672139 Filter King 16×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 18.5 x .75″ – FK16x18.5x1A-M8-4 Filter King 16×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 18.5 x .75″ – FK16x18.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5x15x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-15-x-75-fk17-5x15x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/e_bf23e57b-6953-489f-aabf-20845158c327.jpg?v=1767672320 Filter King 17.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 15 x .75″ – FK17.5x15x1A-M8 -4 Filter King 17.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 15 x .75″ – FK17.5x15x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-42-x-75-fk26x42x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2642.jpg?v=1767672463 Filter King 26x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 42 x .75″ – FK26x42x1A-M8 -4 Filter King 26x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 42 x .75″ – FK26x42x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-11-26-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-x-26-5-x-75-fk11x26-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK11x26.5x1A-M8-4.jpg?v=1767672526 Filter King 11×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11 x 26.5 x .75″ – FK11x26.5x1A-M8-4 Filter King 11×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11 x 26.5 x .75″ – FK11x26.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14-5-20-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-20-5-x-75-fk14-5-20-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK14.5x20.5x1A-M8-4.jpg?v=1767672690 Filter King 14.5×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 20.5 x .75″ – FK14.5×20.5x1A-M8-4 Filter King 14.5×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 20.5 x .75″ – FK14.5×20.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10-23-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-x-23-5-x-75-fk10x23-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK10x23.5x1A-M8-4.jpg?v=1767673534 Filter King 10×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 23.5 x .75″ – FK10x23.5x1A-M8-4 Filter King 10×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 23.5 x .75″ – FK10x23.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-23-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-23-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK24x23.5x1A-M8-4.avif?v=1767673701 Filter King 24×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 23.5 x .75″ – Filter King 24×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 23.5 x .75″ – WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-20-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-20-5-x-75-fk19x20-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19x20.5x1A-M8-4.jpg?v=1767673856 Filter King 19×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 20.5 x .75″ – FK19x20.5x1A-M8 -4 Filter King 19×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 20.5 x .75″ – FK19x20.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-56-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-56-5-x-75-fk18-5-56-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_28c187ca-539f-460d-b762-4d8c1bfe06e1.jpg?v=1767673985 Filter King 18.5×56.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 56.5 x .75″ – FK18.5×56.5x1A-M8 -4 Filter King 18.5×56.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 56.5 x .75″ – FK18.5×56.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-12-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-12-5-x-75-fk20x12-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20x12.5x1A-M8-4.jpg?v=1767673996 Filter King 20×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 12.5 x .75″ – FK20x12.5x1A-M8 -4 Filter King 20×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 12.5 x .75″ – FK20x12.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5x64x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-64-x-75-fk24-5x64x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2464.jpg?v=1767674118 Filter King 24.5x64x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 64 x .75″ – FK24.5x64x1A-M8 -4 Filter King 24.5x64x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 64 x .75″ – FK24.5x64x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-15-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-15-5-x-75-fk20-5-15-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/89.1_4ea1aad8-368f-4355-9698-c4da67ab7072.jpg?v=1767674125 Filter King 20.5×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 15.5 x .75″ – FK20.5×15.5x1A-M8 -4 Filter King 20.5×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 15.5 x .75″ – FK20.5×15.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-5-60-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-60-5-x-75-fk13-5-60-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK13.5x60.5x1A-M8-4.jpg?v=1767674147 Filter King 13.5×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 60.5 x .75″ – FK13.5×60.5x1A-M8-4 Filter King 13.5×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 60.5 x .75″ – FK13.5×60.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5-66-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-66-5-x-75-fk25-5-66-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/G_feb7c365-0d9a-48c3-9e69-34d9be620fc8.jpg?v=1767674378 Filter King 25.5×66.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 66.5 x .75″ – FK25.5×66.5x1A-M8 -4 Filter King 25.5×66.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 66.5 x .75″ – FK25.5×66.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-31-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-31-5-x-75-fk17-5-31-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17.5x31.5x1A-M8-4.jpg?v=1767674458 Filter King 17.5×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 31.5 x .75″ – FK17.5×31.5x1A-M8 -4 Filter King 17.5×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 31.5 x .75″ – FK17.5×31.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-10-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-10-5-x-75-fk26-5-10-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2610.webp?v=1767674641 Filter King 26.5×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 10.5 x .75″ – FK26.5×10.5x1A-M8 -4 Filter King 26.5×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 10.5 x .75″ – FK26.5×10.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x10x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-10-x-75-fk29x10x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/92.1_ab14533b-5fd5-42e1-98a8-fdb80bef790e.jpg?v=1767674647 Filter King 29x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 10 x .75″ – FK29x10x1A-M8 -4 Filter King 29x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 10 x .75″ – FK29x10x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-4-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-4-5-x-75-fk24-5-4-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/H_67ac67f4-859c-42eb-bf63-da6c85468c13.jpg?v=1767674657 Filter King 24.5×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 4.5 x .75″ – FK24.5×4.5x1A-M8 -4 Filter King 24.5×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 4.5 x .75″ – FK24.5×4.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x27x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-27-x-75-fk22x27x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK22x27x1A-M8-4.jpg?v=1767674804 Filter King 22x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 27 x .75″ – FK22x27x1A-M8 -4 Filter King 22x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 27 x .75″ – FK22x27x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x7x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-7-x-75-fk26x7x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/94.1_03e63dab-dc7e-48ef-b4d7-f750194c2fba.jpg?v=1767674940 Filter King 26x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 7 x .75″ – FK26x7x1A-M8-4 Filter King 26x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 7 x .75″ – FK26x7x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-48-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-48-5-x-75-fk28-5-48-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I_d43d30d6-bbe7-4beb-a562-971bf6fcf850.jpg?v=1767674989 Filter King 28.5×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 48.5 x .75″ – FK28.5×48.5x1A-M8 -4 Filter King 28.5×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 48.5 x .75″ – FK28.5×48.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-20-x-75-fk22-5x20x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/95.1_065568cc-ae9f-4c97-83fa-d81fac086f9e.jpg?v=1767675102 Filter King 22.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 20 x .75″ – FK22.5x20x1A-M8 -4 Filter King 22.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 20 x .75″ – FK22.5x20x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x61x1-air-filter-4-pack-merv-8-actual-size-23-x-61-x-75-fk23x61x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2361.webp?v=1767675236 Filter King 23x61x1 Air Filter 4-PACK MERV 8 Actual Size 23 x 61 x .75″ – FK23x61x1A-M8 -4 Filter King 23x61x1 Air Filter 4-PACK MERV 8 Actual Size 23 x 61 x .75″ – FK23x61x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x38x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-38-x-75-fk17x38x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17x38x1A-M8-4.jpg?v=1767675245 Filter King 17x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 38 x .75″ – FK17x38x1A-M8 -4 Filter King 17x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 38 x .75″ – FK17x38x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x34x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-34-x-75-fk27x34x1a-m8 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/98.1.avif?v=1767675273 Filter King 27x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 34 x .75″ – FK27x34x1A-M8 Filter King 27x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 34 x .75″ – FK27x34x1A-M8 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-20-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-20-5-x-75-fk29-5-20-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/J_f96c4b5a-082d-4f09-b152-9a3527d08fad.png?v=1767675304 Filter King 29.5×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 20.5 x .75″ – FK29.5×20.5x1A-M8 -4 Filter King 29.5×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 20.5 x .75″ – FK29.5×20.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x4x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-4-x-75-fk17x4x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/99.1_ae1c8519-330f-4dfa-8da4-0aa826c82f16.jpg?v=1767675437 Filter King 17x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 4 x .75″ – FK17x4x1A-M8 -4 Filter King 17x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 4 x .75″ – FK17x4x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-22-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-22-5-x-75-fk21-5-22-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/100.1_e074c50e-8261-4f7e-a3df-b97afd0aa0ed.jpg?v=1767675592 Filter King 21.5×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 22.5 x .75″ – FK21.5×22.5x1A-M8 -4 Filter King 21.5×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 22.5 x .75″ – FK21.5×22.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-9-x-75-fk14x9x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK14x9x1A-M8-4.jpg?v=1767675657 Filter King 14x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 9 x .75″ – FK14x9x1A-M8-4 Filter King 14x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 9 x .75″ – FK14x9x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x43x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-43-x-75-fk21x43x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/KK_8b6a834a-ab5a-40fa-a246-0484cbf84565.jpg?v=1767675742 Filter King 21x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 43 x .75″ – FK21x43x1A-M8 -4 Filter King 21x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 43 x .75″ – FK21x43x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-35-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-35-5-x-75-fk20x35-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20x35.5x1A-M8-4.jpg?v=1767675995 Filter King 20×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 35.5 x .75″ – FK20x35.5x1A-M8 -4 Filter King 20×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 35.5 x .75″ – FK20x35.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-29-x-75-fk20-5x29x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/L_b33b5e33-2322-4344-a700-809fd9b41dba.png?v=1767676234 Filter King 20.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 29 x .75″ – FK20.5x29x1A-M8 -4 Filter King 20.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 29 x .75″ – FK20.5x29x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5x61x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-61-x-75-fk25-5x61x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK25.5x61x1A-M8-4.jpg?v=1767676672 Filter King 25.5x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 61 x .75″ – FK25.5x61x1A-M8 -4 Filter King 25.5x61x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 61 x .75″ – FK25.5x61x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-10-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-10-5-x-75-fk23x10-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/M_473b8ad0-bec8-4c58-97ab-95a66b476959.avif?v=1767676776 Filter King 23×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 10.5 x .75″ – FK23x10.5x1A-M8 -4 Filter King 23×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 10.5 x .75″ – FK23x10.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x38x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-38-x-75-fk25x38x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/1.1_1c0bc71c-0bb9-42d5-ad5c-e27c87f49212.jpg?v=1767677642 Filter King 25x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 38 x .75″ – FK25x38x1A-M8 -4 Filter King 25x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 38 x .75″ – FK25x38x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-51-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-51-5-x-75-fk23x51-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/N_1806b870-06c0-43a3-8f09-2411e048029d.jpg?v=1767677694 Filter King 23×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 51.5 x .75″ – FK23x51.5x1A-M8 -4 Filter King 23×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 51.5 x .75″ – FK23x51.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-9-x-75-fk29x12x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK29x12x1A-M8-4.jpg?v=1767677704 Filter King 29.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 9 x .75″ – FK29x12x1A-M8-4 Filter King 29.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 9 x .75″ – FK29x12x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-14-x-75-fk20-5x14x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2.1_95e80dff-56ba-4b2d-b4fa-4365c5fbabac.jpg?v=1767677799 Filter King 20.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 14 x .75″ – FK20.5x14x1A-M8 -4 Filter King 20.5x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 14 x .75″ – FK20.5x14x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-36-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-36-5-x-75-fk19x36-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/O_8c4d2056-7949-4b1e-9138-ad06e48d6d0e.avif?v=1767677979 Filter King 19×36.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 36.5 x .75″ – FK19x36.5x1A-M8 -4 Filter King 19×36.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 36.5 x .75″ – FK19x36.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-5-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-5-5-x-75-fk18-5-5-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/3.1.avif?v=1767678040 Filter King 18.5×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 5.5 x .75″ – FK18.5×5.5x1A-M8 -4 Filter King 18.5×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 5.5 x .75″ – FK18.5×5.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-9-x-75-fk29-5x9x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK29.5x9x1A-M8-4.jpg?v=1767678057 Filter King 29.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 9 x .75″ – FK29.5x9x1A-M8 -4 Filter King 29.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 9 x .75″ – FK29.5x9x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-14-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-14-5-x-75-fk27-5-14-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/4.1.avif?v=1767678223 Filter King 27.5×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 14.5 x .75″ – FK27.5×14.5x1A-M8 -4 Filter King 27.5×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 14.5 x .75″ – FK27.5×14.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-24-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-24-5-x-75-fk23x24-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/5.1_9b6ee887-e96b-4f2b-9482-10557badce78.jpg?v=1767678352 Filter King 23×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 24.5 x .75″ – FK23x24.5x1A-M8 -4 Filter King 23×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 24.5 x .75″ – FK23x24.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-22-x-75-fk26x22x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/P_c0de7076-27a8-43e2-97de-19e260cdad63.jpg?v=1767678370 Filter King 26x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 22 x .75″ – FK26x22x1A-M8 -4 Filter King 26x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 22 x .75″ – FK26x22x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x35x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-35-x-75-fk20x35x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20x35x1A-M8-4-1.jpg?v=1767678377 Filter King 20x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 35 x .75″ – FK20x35x1A-M8 -4 Filter King 20x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 35 x .75″ – FK20x35x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-42-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-42-5-x-75-fk22-5-42-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/6.1_4706d15c-8686-49b5-ae7b-d57e8bb82def.jpg?v=1767678504 Filter King 22.5×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 42.5 x .75″ – FK22.5×42.5x1A-M8 -4 Filter King 22.5×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 42.5 x .75″ – FK22.5×42.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-11-55-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-x-55-5-x-75-fk11x55-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK11x55.5x1A-M8-4.jpg?v=1767678534 Filter King 11×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11 x 55.5 x .75″ – FK11x55.5x1A-M8–4 Filter King 11×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11 x 55.5 x .75″ – FK11x55.5x1A-M8–4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-12-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-12-5-x-75-fk30-5-12-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/Q_0700fcf9-ce87-4f32-a4ed-dc3809403f61.jpg?v=1767678860 Filter King 30.5×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 12.5 x .75″ – FK30.5×12.5x1A-M8 -4 Filter King 30.5×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 12.5 x .75″ – FK30.5×12.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x12x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-12-x-75-fk28-5x12x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK28.5x12x1A-M8-4.jpg?v=1767679033 Filter King 28.5x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 12 x .75″ – FK28.5x12x1A-M8 -4 Filter King 28.5x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 12 x .75″ – FK28.5x12x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-11-5x39x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-39-x-75-fk11-5x39x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK11.5x39x1A-M8-4.jpg?v=1767679097 Filter King 11.5x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 39 x .75″ – FK11.5x39x1A-M8-4 Filter King 11.5x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 39 x .75″ – FK11.5x39x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x31x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-31-x-75-fk28x31x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/U_0376917b-7b99-4ade-9cdb-e50a3efc2e0e.avif?v=1767679518 Filter King 28x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 31 x .75″ – FK28x31x1A-M8 -4 Filter King 28x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 31 x .75″ – FK28x31x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-28-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-28-5-x-75-fk26x28-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK26x28.5x1A-M8-4.jpg?v=1767679541 Filter King 26×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 28.5 x .75″ – FK26x28.5x1A-M8 -4 Filter King 26×28.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 28.5 x .75″ – FK26x28.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-53-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-53-5-x-75-fk17x53-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_64db64e0-4076-4fb1-8d91-27044975f6f0.jpg?v=1767679880 Filter King 17×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 53.5 x .75″ – FK17x53.5x1A-M8 -4 Filter King 17×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 53.5 x .75″ – FK17x53.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5x10x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-10-x-75-fk23-5x10x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK23.5x10x1A-M8-4.jpg?v=1767680088 Filter King 23.5x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 10 x .75″ – FK23.5x10x1A-M8-4 Filter King 23.5x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 10 x .75″ – FK23.5x10x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-65-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-65-5-x-75-fk29x65-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_f68440f8-b358-4932-b571-6f5b9e882886.avif?v=1767680537 Filter King 29×65.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 65.5 x .75″ – FK29x65.5x1A-M8 -4 Filter King 29×65.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 65.5 x .75″ – FK29x65.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-34-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-34-5-x-75-fk18-5-34-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK18.5x34.5x1A-M8-4.jpg?v=1767680878 Filter King 18.5×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 34.5 x .75″ – FK18.5×34.5x1A-M8 -4 Filter King 18.5×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 34.5 x .75″ – FK18.5×34.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-36-x-75-fk26-5x36x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_e54ee26b-0d4a-43e5-9b0f-df6ff9beae5d.png?v=1767680986 Filter King 26.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 36 x .75″ – FK26.5x36x1A-M8 -4 Filter King 26.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 36 x .75″ – FK26.5x36x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-37-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-37-5-x-75-fk28x37-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK28x37.5x1A-M8-4.jpg?v=1767681331 Filter King 28×37.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 37.5 x .75″ – FK28x37.5x1A-M8 -4 Filter King 28×37.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 37.5 x .75″ – FK28x37.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x6x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-6-x-75-fk28x6x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/DD_66994d13-eaab-47b2-b029-0c5e1b246410.webp?v=1767681342 Filter King 28x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 6 x .75″ – FK28x6x1A-M8 -4 Filter King 28x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 6 x .75″ – FK28x6x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-53-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-53-5-x-75-fk28-5-53-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_8bf07e00-980e-4fcc-8c2b-7e9c0a3ae229.png?v=1767681714 Filter King 28.5×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 53.5 x .75″ – FK28.5×53.5x1A-M8 -4 Filter King 28.5×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 53.5 x .75″ – FK28.5×53.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-17-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-17-5-x-75-fk21x17-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK21x17.5x1A-M8-4.jpg?v=1767682115 Filter King 21×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 17.5 x .75″ – FK21x17.5x1A-M8 -4 Filter King 21×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 17.5 x .75″ – FK21x17.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x33x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-33-x-75-fk21-5x33x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_198f88e7-7bda-443d-8f87-242835d7cec5.jpg?v=1767682274 Filter King 21.5x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 33 x .75″ – FK21.5x33x1A-M8 -4 Filter King 21.5x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 33 x .75″ – FK21.5x33x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x46x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-46-x-75-fk17x46x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/7.1_05715840-3508-48de-a502-78539ddb30cd.jpg?v=1767683454 Filter King 17x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 46 x .75″ – FK17x46x1A-M8 -4 Filter King 17x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 46 x .75″ – FK17x46x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5x15x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-15-x-75-fk18-5x15x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/G_292d16d6-611b-4fa3-af25-2de071fa7101.jpg?v=1767683536 Filter King 18.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 15 x .75″ – FK18.5x15x1A-M8 -4 Filter King 18.5x15x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 15 x .75″ – FK18.5x15x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-20-x-75-fk26x20x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK26x20x1A-M8-4.jpg?v=1767683640 Filter King 26x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 20 x .75″ – FK26x20x1A-M8 -4 Filter King 26x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 20 x .75″ – FK26x20x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9-5-44-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-44-5-x-75-fk9-5-44-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9.5x44.5x1A-M8-4_1.jpg?v=1767683818 Filter King 9.5×44.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 44.5 x .75″ – FK9.5×44.5x1A-M8-4 Filter King 9.5×44.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 44.5 x .75″ – FK9.5×44.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x53x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-53-x-75-fk12x53x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK12x53x1A-M8-4.jpg?v=1767684105 Filter King 12x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 53 x .75″ – FK12x53x1A-M8-4 Filter King 12x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 53 x .75″ – FK12x53x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-34-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-34-5-x-75-fk22-5-34-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK22.5x34.5x1A-M8-4.jpg?v=1767684323 Filter King 22.5×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 34.5 x .75″ – FK22.5×34.5x1A-M8 -4 Filter King 22.5×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 34.5 x .75″ – FK22.5×34.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12-54-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-54-5-x-75-fk12x54-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK12x54.5x1A-M8-4.jpg?v=1767684511 Filter King 12×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 54.5 x .75″ – FK12x54.5x1A-M8-4 Filter King 12×54.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 54.5 x .75″ – FK12x54.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x38x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-38-x-75-fk18x38x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK18x38x1A-M8-4.jpg?v=1767684518 Filter King 18x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 38 x .75″ – FK18x38x1A-M8 -4 Filter King 18x38x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 38 x .75″ – FK18x38x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x13x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-13-x-75-fk22x13x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK22x13x1A-M8-4.jpg?v=1767684667 Filter King 22x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 13 x .75″ – FK22x13x1A-M8 -4 Filter King 22x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 13 x .75″ – FK22x13x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13x24x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-24-x-0-5-fb13x24x0-5a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB13X24X0.5A-4.jpg?v=1767684680 Filter King 13x24x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 24 x 0.5″ – FB13X24X0.5A -4 Filter King 13x24x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 24 x 0.5″ – FB13X24X0.5A -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x42x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-42-x-75-fk12x42x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK12x42x1A-M8-4.jpg?v=1767684920 Filter King 12x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 42 x .75″ – FK12x42x1A-M8-4 Filter King 12x42x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 42 x .75″ – FK12x42x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-50-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-50-5-x-75-fk20x50-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20x50.5x1A-M8-4.jpg?v=1767684993 Filter King 20×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 50.5 x .75″ – FK20x50.5x1A-M8 -4 Filter King 20×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 50.5 x .75″ – FK20x50.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-5x21x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-21-x-0-5-fb16-5x21x0-5a-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB13X24X0.5A-4_1.jpg?v=1767685067 Filter King 16.5x21x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 21 x 0.5″ – FB16.5X21X0.5A -4 Filter King 16.5x21x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 21 x 0.5″ – FB16.5X21X0.5A -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x31x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-31-x-75-fk20x31x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20x31x1A-M8-4.jpg?v=1767685214 Filter King 20x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 31 x .75″ – FK20x31x1A-M8 -4 Filter King 20x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 31 x .75″ – FK20x31x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10-5x26x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-5-x-26-x-75-fk10-5x26x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK10.5x26x1A-M8-4.jpg?v=1767685231 Filter King 10.5x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10.5 x 26 x .75″ – FK10.5x26x1A-M8-4 Filter King 10.5x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10.5 x 26 x .75″ – FK10.5x26x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-24-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-24-5-x-75-fk22x24-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK22x24.5x1A-M8-4.jpg?v=1767685459 Filter King 22×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 24.5 x .75″ – FK22x24.5x1A-M8 -4 Filter King 22×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 24.5 x .75″ – FK22x24.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-5-27-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-27-5-x-75-fk13-5-27-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK13.5x27.5x1A-M8-4.jpg?v=1767685475 Filter King 13.5×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 27.5 x .75″ – FK13.5×27.5x1A-M8 -4 Filter King 13.5×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 27.5 x .75″ – FK13.5×27.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-43-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-43-5-x-75-fk30-5-43-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK30.5x43.5x1A-M8-4.png?v=1767685793 Filter King 30.5×43.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 43.5 x .75″ – FK30.5×43.5x1A-M8 -4 Filter King 30.5×43.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 43.5 x .75″ – FK30.5×43.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-19-5-x-75-fk13x19-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK13x19.5x1A-M8-4.jpg?v=1767685841 Filter King 13×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 19.5 x .75″ – FK13x19.5x1A-M8 -4 Filter King 13×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 19.5 x .75″ – FK13x19.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-x-14-x-75-fk9x14x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9x14x1A-M8-4.jpg?v=1767685982 Filter King 9x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 14 x .75″ – FK9x14x1A-M8-4 Filter King 9x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 14 x .75″ – FK9x14x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x49x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-49-x-75-fk24x49x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK24x49x1A-M8-4.png?v=1767686012 Filter King 24x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 49 x .75″ – FK24x49x1A-M8 -4 Filter King 24x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 49 x .75″ – FK24x49x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-27-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-27-5-x-1-75-fk23-5-27-5x2a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB13X24X0.5A-4_2.jpg?v=1767686236 Filter King 23.5×27.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 27.5 x 1.75″ – FK23.5×27.5x2A-M8 -4 Filter King 23.5×27.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 27.5 x 1.75″ – FK23.5×27.5x2A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5x40x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-40-x-75-fk27-5x40x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK27.5x40x1A-M8-4.avif?v=1767686243 Filter King 27.5x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 40 x .75″ – FK27.5x40x1A-M8 -4 Filter King 27.5x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 40 x .75″ – FK27.5x40x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-6x39x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-6-x-39-x-75-fk6x39x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://hvacdirect.store/products/filter-king-27-5-58-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-58-5-x-75-fk27-5-58-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK27.5x58.5x1A-M8-4.png?v=1767686427 Filter King 27.5×58.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 58.5 x .75″ – FK27.5×58.5x1A-M8 -4 Filter King 27.5×58.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 58.5 x .75″ – FK27.5×58.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-6x39x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-6-x-39-x-75-fk6x39x1a-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK6x39x1A-M8-4.jpg?v=1767686480 Filter King 6x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6 x 39 x .75″ – FK6x39x1A-M8-4 Filter King 6x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6 x 39 x .75″ – FK6x39x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-12-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-12-5-x-75-fk21x12-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK21x12.5x1A-M8-4.jpg?v=1767686685 Filter King 21×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 12.5 x .75″ – FK21x12.5x1A-M8 -4 Filter King 21×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 12.5 x .75″ – FK21x12.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-52-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-52-5-x-75-fk27-5-52-5x1a-m8 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2752.avif?v=1767686785 Filter King 27.5×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 52.5 x .75″ – FK27.5×52.5x1A-M8 Filter King 27.5×52.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 52.5 x .75″ – FK27.5×52.5x1A-M8 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x18x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-18-x-75-fk22x18x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK22x18x1A-M8-4.jpg?v=1767686831 Filter King 22x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 18 x .75″ – FK22x18x1A-M8 -4 Filter King 22x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 18 x .75″ – FK22x18x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x34x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-34-x-75-fk23x34x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/23341.jpg?v=1767687315 Filter King 23x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 34 x .75″ – FK23x34x1A-M8 -4 Filter King 23x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 34 x .75″ – FK23x34x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-60-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-60-5-x-75-fk24x60-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK24x60.5x1A-M8-4.jpg?v=1767687519 Filter King 24×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 60.5 x .75″ – FK24x60.5x1A-M8 -4 Filter King 24×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 60.5 x .75″ – FK24x60.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-39-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-39-5-x-75-fk23-5-39-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2339.jpg?v=1767687660 Filter King 23.5×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 39.5 x .75″ – FK23.5×39.5x1A-M8 -4 Filter King 23.5×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 39.5 x .75″ – FK23.5×39.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-25-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-25-5-x-75-fk30-5-25-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK30.5x25.5x1A-M8-4.avif?v=1767687697 Filter King 30.5×25.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 25.5 x .75″ – FK30.5×25.5x1A-M8 -4 Filter King 30.5×25.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 25.5 x .75″ – FK30.5×25.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-5-29-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-29-5-x-75-fk15-5-29-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15.5x29.5x1A-M8-4.jpg?v=1767687907 Filter King 15.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 29.5 x .75″ – FK15.5×29.5x1A-M8 -4 Filter King 15.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 29.5 x .75″ – FK15.5×29.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-8-x-75-fk23x8x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK23x8x1A-M8-4.jpg?v=1767687917 Filter King 23x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 8 x .75″ – FK23x8x1A-M8 -4 Filter King 23x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 8 x .75″ – FK23x8x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-36-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-36-5-x-75-fk29-5-36-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK29.5x36.5x1A-M8-4.jpg?v=1767688061 Filter King 29.5×36.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 36.5 x .75″ – FK29.5×36.5x1A-M8 -4 Filter King 29.5×36.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 36.5 x .75″ – FK29.5×36.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9-57-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-x-57-5-x-75-fk9x57-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9x57.5x1A-M8-4.jpg?v=1767688138 Filter King 9×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 57.5 x .75″ – FK9x57.5x1A-M8-4 Filter King 9×57.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 57.5 x .75″ – FK9x57.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-21-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-21-5-x-75-fk24-5-21-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK24.5x21.5x1A-M8-4.jpg?v=1767688214 Filter King 24.5×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 21.5 x .75″ – FK24.5×21.5x1A-M8 -4 Filter King 24.5×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 21.5 x .75″ – FK24.5×21.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x18x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-18-x-0-5-fb12x18x0-5-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB13X24X0.5A-4_3.jpg?v=1767688262 Filter King 12x18x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 18 x 0.5″ – FB12X18X0.5 -4 Filter King 12x18x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 18 x 0.5″ – FB12X18X0.5 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-48-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-48-5-x-75-fk20x48-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20x48.5x1A-M8-4.avif?v=1767688385 Filter King 20×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 48.5 x .75″ – FK20x48.5x1A-M8 -4 Filter King 20×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 48.5 x .75″ – FK20x48.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-5-21-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-21-5-x-75-fk15-5-21-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15.5x21.5x1A-M8-4.jpg?v=1767688406 Filter King 15.5×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 21.5 x .75″ – FK15.5×21.5x1A-M8 -4 Filter King 15.5×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 21.5 x .75″ – FK15.5×21.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-29-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-29-5-x-75-fk24-5-29-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK24.5x29.5x1A-M8-4.jpg?v=1767688563 Filter King 24.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 29.5 x .75″ – FK24.5×29.5x1A-M8 -4 Filter King 24.5×29.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 29.5 x .75″ – FK24.5×29.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-13-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-13-5-x-75-fk29-5-13-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK29.5x13.5x1A-M8-4.jpg?v=1767688739 Filter King 29.5×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 13.5 x .75″ – FK29.5×13.5x1A-M8 -4 Filter King 29.5×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 13.5 x .75″ – FK29.5×13.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x23x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-23-x-75-fk29x23x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK29x23x1A-M8-4.jpg?v=1767688768 Filter King 29x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 23 x .75″ – FK29x23x1A-M8-4 Filter King 29x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 23 x .75″ – FK29x23x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-7-5x24x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-7-5-x-24-x-75-fk7-5x24x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK7.5x24x1A-M8-4.jpg?v=1767688837 Filter King 7.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7.5 x 24 x .75″ – FK7.5x24x1A-M8-4 Filter King 7.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7.5 x 24 x .75″ – FK7.5x24x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x62x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-62-x-75-fk20x62x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20x62x1A-M8-4.jpg?v=1767688925 Filter King 20x62x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 62 x .75″ – FK20x62x1A-M8 -4 Filter King 20x62x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 62 x .75″ – FK20x62x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x33x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-33-x-75-fk22x33x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2233.png?v=1767689382 Filter King 22x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 33 x .75″ – FK22x33x1A-M8 -4 Filter King 22x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 33 x .75″ – FK22x33x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5x27x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-27-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2627.jpg?v=1767689536 Filter King 26.5x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 27 x .75″ Filter King 26.5x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 27 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5x33x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-33-x-75-fk28-5x33x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_fbd95eee-f6a9-4064-a87a-620a56408521.jpg?v=1767689781 Filter King 28.5x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 33 x .75″ – FK28.5x33x1A-M8 -4 Filter King 28.5x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 33 x .75″ – FK28.5x33x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-20-x-75-fk23-5x20x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK23.5x20x1A-M8-4.jpg?v=1767689814 Filter King 23.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 20 x .75″ – FK23.5x20x1A-M8 -4 Filter King 23.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 20 x .75″ – FK23.5x20x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-22-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-22-5-x-75-fk28-5-22-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2822.jpg?v=1767690071 Filter King 28.5×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 22.5 x .75″ – FK28.5×22.5x1A-M8 -4 Filter King 28.5×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 22.5 x .75″ – FK28.5×22.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x24x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-23-5-x-0-5-fb14x24x0-5-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB13X24X0.5A-4_4.jpg?v=1767690247 Filter King 14x24x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 23.5 x 0.5″ – FB14X24X0.5 -4 Filter King 14x24x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 23.5 x 0.5″ – FB14X24X0.5 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-19-5-x-75-fk21-5-19-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_d4e5189f-0788-4388-9787-d0bc694fd818.jpg?v=1767690270 Filter King 21.5×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 19.5 x .75″ – FK21.5×19.5x1A-M8 -4 Filter King 21.5×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 19.5 x .75″ – FK21.5×19.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x52x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-52-x-75-fk20-5x52x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20.5x52x1A-M8-4-1.jpg?v=1767690283 Filter King 20.5x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 52 x .75″ – FK20.5x52x1A-M8 -4 Filter King 20.5x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 52 x .75″ – FK20.5x52x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x40x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-40-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/29x40.jpg?v=1767690297 Filter King 29x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 40 x .75″ Filter King 29x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 40 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-11-5-7-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-7-5-x-75-fk11-5-7-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK11.5x7.5x1A-M8-4.jpg?v=1767690355 Filter King 11.5×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 7.5 x .75″ – FK11.5×7.5x1A-M8-4 Filter King 11.5×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 7.5 x .75″ – FK11.5×7.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x15x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-14-5-x-0-5-fb10x15x0-5-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB13X24X0.5A-4_5.jpg?v=1767690482 Filter King 10x15x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 14.5 x 0.5″ – FB10X15X0.5 -4 Filter King 10x15x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 14.5 x 0.5″ – FB10X15X0.5 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5x65x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-65-x-75-fk24-5x65x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK24.5x65x1A-M8-4-1.jpg?v=1767690646 Filter King 24.5x65x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 65 x .75″ – FK24.5x65x1A-M8 -4 Filter King 24.5x65x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 65 x .75″ – FK24.5x65x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-18-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-18-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2718.jpg?v=1767690699 Filter King 27.5×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 18.5 x .75″ Filter King 27.5×18.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 18.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-34-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-34-5-x-75-fk18x34-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_1bfe7e63-1cce-4fea-a1b9-0d40fa9c0eff.jpg?v=1767690722 Filter King 18×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 34.5 x .75″ – FK18x34.5x1A-M8 -4 Filter King 18×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 34.5 x .75″ – FK18x34.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-8-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-8-5-x-75-fk15x8-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15x8.5x1A-M8-4.jpg?v=1767691159 Filter King 15×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 8.5 x .75″ – FK15x8.5x1A-M8-4 Filter King 15×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 8.5 x .75″ – FK15x8.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-20-x-75-fk20-5x20x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20.5x20x1A-M8-4.jpg?v=1767691179 Filter King 20.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 20 x .75″ – FK20.5x20x1A-M8-4 Filter King 20.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 20 x .75″ – FK20.5x20x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-61-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-61-5-x-75-fk28-5-61-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/DD_0a82ff14-9552-4aeb-878a-a25c7a6fb9a8.png?v=1767691188 Filter King 28.5×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 61.5 x .75″ – FK28.5×61.5x1A-M8-4 Filter King 28.5×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 61.5 x .75″ – FK28.5×61.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-8-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-8-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2085.jpg?v=1767691281 Filter King 20×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 8.5 x .75″ Filter King 20×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 8.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x28x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-27-5-x-75-fk16x28x1-m8-4 2026-06-04T17:10:28-04:00 daily https://hvacdirect.store/products/filter-king-16x28x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-27-5-x-75-fk16x28x1-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK16x28x1-M8-4_1.jpg?v=1767691726 Filter King 16x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 27.5 x .75″ – FK16x28x1-M8 -4 Filter King 16x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 27.5 x .75″ – FK16x28x1-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-18-5-x-75-fk15x19x1-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15x19x1-M8-4.jpg?v=1767692056 Filter King 15x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 18.5 x .75″ – FK15x19x1-M8 -4 Filter King 15x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 18.5 x .75″ – FK15x19x1-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-4-5-61-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-4-5-x-61-5-x-75-fk4-5-61-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK4.5x61.5x1A-M8-4.jpg?v=1767692255 Filter King 4.5×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4.5 x 61.5 x .75″ – FK4.5×61.5x1A-M8 -4 Filter King 4.5×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4.5 x 61.5 x .75″ – FK4.5×61.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-16-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-16-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2116.jpg?v=1767692612 Filter King 21×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 16.5 x .75″ Filter King 21×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 16.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10x10x4-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-9-5-x-3-75-fb10x10x4-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB10X10X4-4.jpg?v=1767692656 Filter King 10x10x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 9.5 x 3.75″ – FB10X10X4 -4 Filter King 10x10x4 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 9.5 x 3.75″ – FB10X10X4 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-20-x-75-fk20-5x20x1a-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20.5x20x1A-M8-4_71e66eda-3f92-4102-99c4-9592ebfffafd.jpg?v=1767692731 Filter King 20.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 20 x .75″ – FK20.5x20x1A-M8-4 Filter King 20.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 20 x .75″ – FK20.5x20x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5x16x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-16-x-75-fk18-5x16x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_fee65dfe-6252-41df-b754-0302e253d2e6.avif?v=1767692742 Filter King 18.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 16 x .75″ – FK18.5x16x1A-M8 -4 Filter King 18.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 16 x .75″ – FK18.5x16x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-23-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-23-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2723.jpg?v=1767692925 Filter King 27.5×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 23.5 x .75″ Filter King 27.5×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 23.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-8-5-48-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-8-5-x-48-5-x-75-fk8-5-48-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK8.5x48.5x1A-M8-4.jpg?v=1767693011 Filter King 8.5×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 48.5 x .75″ – FK8.5×48.5x1A-M8-4 Filter King 8.5×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 48.5 x .75″ – FK8.5×48.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-31-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-31-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/29x31.webp?v=1767693146 Filter King 29.5×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 31.5 x .75″ Filter King 29.5×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 31.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5x46x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-46-x-75-fk17-5x46x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_83d13f8e-2e70-4736-a7dc-6d426213d010.avif?v=1767693175 Filter King 17.5x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 46 x .75″ – FK17.5x46x1A-M8 -4 Filter King 17.5x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 46 x .75″ – FK17.5x46x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-44-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-44-5-x-75-fk28x44-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK28x44.5x1A-M8-4.jpg?v=1767693206 Filter King 28×44.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 44.5 x .75″ – FK28x44.5x1A-M8 -4 Filter King 28×44.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 44.5 x .75″ – FK28x44.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-24-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-24-5-x-75-fk26x24-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK26x24.5x1A-M8-4.webp?v=1767693276 Filter King 26×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 24.5 x .75″ – FK26x24.5x1A-M8 -4 Filter King 26×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 24.5 x .75″ – FK26x24.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5x24x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-24-x-75-fk23-5x24x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_3a16fe69-fdcb-44de-baf1-f228d0316cb5.jpg?v=1767693692 Filter King 23.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 24 x .75″ – FK23.5x24x1A-M8 -4 Filter King 23.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 24 x .75″ – FK23.5x24x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x31x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-31-x-75-fk19x31x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19x31x1A-M8-4.jpg?v=1767693702 Filter King 19x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 31 x .75″ – FK19x31x1A-M8 -4 Filter King 19x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 31 x .75″ – FK19x31x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-41-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-41-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/1841.jpg?v=1767693912 Filter King 18×41.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 41.5 x .75″ Filter King 18×41.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 41.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x6x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-6-x-75-fk19x6x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19x6x1A-M8-4.avif?v=1767693944 Filter King 19x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 6 x .75″ – FK19x6x1A-M8 -4 Filter King 19x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 6 x .75″ – FK19x6x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-58-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-58-5-x-75-fk15x58-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15x58.5x1A-M8-4.png?v=1767694010 Filter King 15×58.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 58.5 x .75″ – FK15x58.5x1A-M8-4 Filter King 15×58.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 58.5 x .75″ – FK15x58.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5x48x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-48-x-75-fk26-5x48x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/G_632082e0-eaa4-4e8a-99a4-3f1bb9447b06.avif?v=1767694048 Filter King 26.5x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 48 x .75″ – FK26.5x48x1A-M8 -4 Filter King 26.5x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 48 x .75″ – FK26.5x48x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-7-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-7-5-x-75-fk26x7-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK26x7.5x1A-M8-4.jpg?v=1767694197 Filter King 26×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 7.5 x .75″ – FK26x7.5x1A-M8 -4 Filter King 26×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 7.5 x .75″ – FK26x7.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-65-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-65-5-x-75-fk27x65-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK27x65.5x1A-M8-4.avif?v=1767694338 Filter King 27×65.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 65.5 x .75″ – FK27x65.5x1A-M8 -4 Filter King 27×65.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 65.5 x .75″ – FK27x65.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-7-5-4-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-7-5-x-4-5-x-75-fk7-5-4-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK7.5x4.5x1A-M8-4.jpg?v=1767694348 Filter King 7.5×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7.5 x 4.5 x .75″ – FK7.5×4.5x1A-M8 -4 Filter King 7.5×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7.5 x 4.5 x .75″ – FK7.5×4.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-45-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-45-5-x-75-fk28-5-45-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/H_77edd6e4-cc4b-46d0-b5f6-c9f2743cbc4a.png?v=1767694563 Filter King 28.5×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 45.5 x .75″ – FK28.5×45.5x1A-M8 -4 Filter King 28.5×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 45.5 x .75″ – FK28.5×45.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-20-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-20-5-x-75-fk17-5-20-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17.5x20.5x1A-M8-4.jpg?v=1767694573 Filter King 17.5×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 20.5 x .75″ – FK17.5×20.5x1A-M8 -4 Filter King 17.5×20.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 20.5 x .75″ – FK17.5×20.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x59x1-air-filter-4-pack-merv-8-actual-size-22-x-59-x-75-fk22x59x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2259.webp?v=1767694586 Filter King 22x59x1 Air Filter 4-PACK MERV 8 Actual Size 22 x 59 x .75″ – FK22x59x1A-M8 -4 Filter King 22x59x1 Air Filter 4-PACK MERV 8 Actual Size 22 x 59 x .75″ – FK22x59x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-10-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-10-5-x-75-fk13x10-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK13x10.5x1A-M8-4.jpg?v=1767694623 Filter King 13×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 10.5 x .75″ – FK13x10.5x1A-M8 -4 Filter King 13×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 10.5 x .75″ – FK13x10.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5x17x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-17-x-75-fk27-5x17x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK27.5x17x1A-M8-4.jpg?v=1767694656 Filter King 27.5x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 17 x .75″ – FK27.5x17x1A-M8 -4 Filter King 27.5x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 17 x .75″ – FK27.5x17x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5x28x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-28-x-75-fk20-5x28x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20.5x28x1A-M8-4.jpg?v=1767694932 Filter King 20.5x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 28 x .75″ – FK20.5x28x1A-M8 -4 Filter King 20.5x28x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 28 x .75″ – FK20.5x28x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-51-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-51-5-x-75-fk13x51-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK13x51.5x1A-M8-4.jpg?v=1767694961 Filter King 13×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 51.5 x .75″ – FK13x51.5x1A-M8 -4 Filter King 13×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 51.5 x .75″ – FK13x51.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-27-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-27-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22x27.webp?v=1767695042 Filter King 22×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 27.5 x .75″ Filter King 22×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 27.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x40x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-40-x-75-fk17x40x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17x40x1A-M8-4.jpg?v=1767695102 Filter King 17x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 40 x .75″ – FK17x40x1A-M8 -4 Filter King 17x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 40 x .75″ – FK17x40x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5x9x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-9-x-75-fk23-5x9x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I_8d5b8e83-7439-45ca-9a40-1b60fc2b63d2.jpg?v=1767695119 Filter King 23.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 9 x .75″ – FK23.5x9x1A-M8 -4 Filter King 23.5x9x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 9 x .75″ – FK23.5x9x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-34-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-34-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21x34.webp?v=1767695476 Filter King 21×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 34.5 x .75″ Filter King 21×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 34.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-19-5-x-75-fk17x19-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/J_af47ca88-314f-4faf-a5cb-e525d3183ecc.avif?v=1767695834 Filter King 17×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 19.5 x .75″ – FK17x19.5x1A-M8 -4 Filter King 17×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 19.5 x .75″ – FK17x19.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x48x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-48-x-75-fk20x48x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20x48x1A-M8-4.jpg?v=1767695893 Filter King 20x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 48 x .75″ – FK20x48x1A-M8 -4 Filter King 20x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 48 x .75″ – FK20x48x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-61-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-61-5-x-75-fk27x61-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/K_28ec19f9-cfaf-409b-9856-248471af7045.jpg?v=1767696431 Filter King 27×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 61.5 x .75″ – FK27x61.5x1A-M8 -4 Filter King 27×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 61.5 x .75″ – FK27x61.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-26-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-26-5-x-75-fk18-5-26-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK18.5x26.5x1A-M8-4.avif?v=1767696441 Filter King 18.5×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 26.5 x .75″ – FK18.5×26.5x1A-M8 -4 Filter King 18.5×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 26.5 x .75″ – FK18.5×26.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-60-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-60-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17x60.webp?v=1767696557 Filter King 17×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 60.5 x .75″ Filter King 17×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 60.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5x66x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-66-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/24x66.jpg?v=1767696809 Filter King 24.5x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 66 x .75″ Filter King 24.5x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 66 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-59-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-59-5-x-75-fk20x59-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20x59.5x1A-M8-4.avif?v=1767696929 Filter King 20×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 59.5 x .75″ – FK20x59.5x1A-M8 -4 Filter King 20×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 59.5 x .75″ – FK20x59.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x40x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-40-x-75-fk28x40x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/L_c2d0a151-67a8-4c51-9815-7fb43456a303.png?v=1767696944 Filter King 28x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 40 x .75″ – FK28x40x1A-M8 -4 Filter King 28x40x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 40 x .75″ – FK28x40x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9-15-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-x-15-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9x15.5x1A-M8-4.jpg?v=1767697021 Filter King 9×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 15.5 x .75″ – Filter King 9×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 15.5 x .75″ – WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x32x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-32-x-75-fk24x32x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK24x32x1A-M8-4.jpg?v=1767697035 Filter King 24x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 32 x .75″ – FK24x32x1A-M8 -4 Filter King 24x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 32 x .75″ – FK24x32x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-19-5-x-75-fk24x19-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK24x19.5x1A-M8-4.jpg?v=1767697389 Filter King 24×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 19.5 x .75″ – FK24x19.5x1A-M8 -4 Filter King 24×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 19.5 x .75″ – FK24x19.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-4x24x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-4-x-24-x-75-fk4x24x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK4x24x1A-M8-4.jpg?v=1767697399 Filter King 4x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4 x 24 x .75″ – FK4x24x1A-M8 -4 Filter King 4x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4 x 24 x .75″ – FK4x24x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x51x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-51-x-75-fk20x51x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/N_00ea4a3d-a801-4bf4-9f43-e3d1424dee0e.webp?v=1767697562 Filter King 20x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 51 x .75″ – FK20x51x1A-M8 -4 Filter King 20x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 51 x .75″ – FK20x51x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-36-x-75-fk17-5x36x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17.5x36x1A-M8-4.jpg?v=1767697621 Filter King 17.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 36 x .75″ – FK17.5x36x1A-M8 -4 Filter King 17.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 36 x .75″ – FK17.5x36x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-5-x-75-fk21x5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK21x5x1A-M8-4.jpg?v=1767697769 Filter King 21x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 5 x .75″ – FK21x5x1A-M8 -4 Filter King 21x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 5 x .75″ – FK21x5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-11x50x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-x-50-x-75-fk11x50x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK11x50x1A-M8-4.jpg?v=1767697779 Filter King 11x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11 x 50 x .75″ – FK11x50x1A-M8 -4 Filter King 11x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11 x 50 x .75″ – FK11x50x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-30-x-75-fk27-5x30x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK27.5x30x1A-M8-4.jpg?v=1767698499 Filter King 27.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 30 x .75″ – FK27.5x30x1A-M8 -4 Filter King 27.5x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 30 x .75″ – FK27.5x30x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-5x35x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-35-x-75-fk15-5x35x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15.5x35x1A-M8-4.jpg?v=1767698525 Filter King 15.5x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 35 x .75″ – FK15.5x35x1A-M8 -4 Filter King 15.5x35x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 35 x .75″ – FK15.5x35x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-66-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-66-5-x-75-fk28-5-66-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK28.5x12x1A-M8-4_f8d9c956-8d76-44ef-b48a-b23aef1b0dc4.jpg?v=1767698560 Filter King 28.5×66.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 66.5 x .75″ – FK28.5×66.5x1A-M8 -4 Filter King 28.5×66.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 66.5 x .75″ – FK28.5×66.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10-5-53-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-5-x-53-5-x-75-fk10-5-53-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK10.5x53.5x1A-M8-4.jpg?v=1767699101 Filter King 10.5×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10.5 x 53.5 x .75″ – FK10.5×53.5x1A-M8 -4 Filter King 10.5×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10.5 x 53.5 x .75″ – FK10.5×53.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-4-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-4-5-x-75-fk17x4-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17x4.5x1A-M8-4.png?v=1767699192 Filter King 17×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 4.5 x .75″ – FK17x4.5x1A-M8 -4 Filter King 17×4.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 4.5 x .75″ – FK17x4.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-7x60x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-7-x-60-x-75-fk7x60x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK7x60x1A-M8-4.jpg?v=1767699725 Filter King 7x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7 x 60 x .75″ – FK7x60x1A-M8 -4 Filter King 7x60x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7 x 60 x .75″ – FK7x60x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25x4x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-4-x-75-fk25x4x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK25x4x1A-M8-4.avif?v=1767699765 Filter King 25x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 4 x .75″ – FK25x4x1A-M8 -4 Filter King 25x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 4 x .75″ – FK25x4x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-7-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-7-5-x-75-fk24x7-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK24x7.5x1A-M8-4_1.jpg?v=1767699835 Filter King 24×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 7.5 x .75″ – FK24x7.5x1A-M8 -4 Filter King 24×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 7.5 x .75″ – FK24x7.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x4x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-4-x-75-fk18x4x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK18x4x1A-M8-4.jpg?v=1767700227 Filter King 18x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 4 x .75″ – FK18x4x1A-M8 -4 Filter King 18x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 4 x .75″ – FK18x4x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-22-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-22-5-x-75-fk20-5-22-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20.5x22.5x1A-M8-4.jpg?v=1767700499 Filter King 20.5×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 22.5 x .75″ – FK20.5×22.5x1A-M8 – 4 Filter King 20.5×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 22.5 x .75″ – FK20.5×22.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5x52x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-52-x-75-fk26-5x52x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK26.5x52x1A-M8-4.png?v=1767701044 Filter King 26.5x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 52 x .75″ – FK26.5x52x1A-M8 – 4 Filter King 26.5x52x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 52 x .75″ – FK26.5x52x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-26-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-26-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/28x26.webp?v=1767714896 Filter King 28×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 26.5 x .75″ Filter King 28×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 26.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x16x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-16-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/21x16.jpg?v=1767715041 Filter King 21.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 16 x .75″ Filter King 21.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 16 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x48x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-48-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27x48.webp?v=1767715181 Filter King 27x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 48 x .75″ Filter King 27x48x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 48 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-23-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-23-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/28x23.jpg?v=1767715709 Filter King 28×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 23.5 x .75″ Filter King 28×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 23.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-55-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-55-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27x55.webp?v=1767716001 Filter King 27×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 55.5 x .75″ Filter King 27×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 55.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-6-5x19x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-6-5-x-19-x-75-fk6-5x19x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK6.5x19x1A-M8-4.jpg?v=1767756926 Filter King 6.5x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6.5 x 19 x .75″ – FK6.5x19x1A-M8 -4 Filter King 6.5x19x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6.5 x 19 x .75″ – FK6.5x19x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x45x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-45-x-75-fk19x45x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19x45x1A-M8-4.jpg?v=1767757162 Filter King 19x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 45 x .75″ – FK19x45x1A-M8 -4 Filter King 19x45x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 45 x .75″ – FK19x45x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-6-5-21-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-6-5-x-21-5-x-75-fk6-5-21-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK6.5x21.5x1A-M8-4.jpg?v=1767757285 Filter King 6.5×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6.5 x 21.5 x .75″ – FK6.5×21.5x1A-M8 -4 Filter King 6.5×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6.5 x 21.5 x .75″ – FK6.5×21.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-6-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-6-5-x-75-fk26-5-6-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK26.5x6.5x1A-M8-4.jpg?v=1767757342 Filter King 26.5×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 6.5 x .75″ – FK26.5×6.5x1A-M8-4 Filter King 26.5×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 6.5 x .75″ – FK26.5×6.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x51x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-51-x-75-fk20x51x1a-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_aea44fa2-0909-4800-b84e-7652fc6fbcc5.webp?v=1767757389 Filter King 20x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 51 x .75″ – FK20x51x1A-M8 -4 Filter King 20x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 51 x .75″ – FK20x51x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-4-5x44x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-4-5-x-44-x-75-fk4-5x44x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK4.5x44x1A-M8-4.avif?v=1767757455 Filter King 4.5x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4.5 x 44 x .75″ – FK4.5x44x1A-M8 -4 Filter King 4.5x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4.5 x 44 x .75″ – FK4.5x44x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-34-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-34-5-x-75-fk17-5-34-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17.5x34.5x1A-M8-4.jpg?v=1767757565 Filter King 17.5×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 34.5 x .75″ – FK17.5×34.5x1A-M8 -4 Filter King 17.5×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 34.5 x .75″ – FK17.5×34.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-48-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-48-5-x-75-fk27-5-48-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_c5087fc3-bddb-4c84-8783-0418c685ef11.avif?v=1767757613 Filter King 27.5×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 48.5 x .75″ – FK27.5×48.5x1A-M8 -4 Filter King 27.5×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 48.5 x .75″ – FK27.5×48.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-5-5-51-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-5-5-x-51-5-x-75-fk5-5-51-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK5.5x51.5x1A-M8-4.jpg?v=1767757637 Filter King 5.5×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 51.5 x .75″ – FK5.5×51.5x1A-M8 -4 Filter King 5.5×51.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 51.5 x .75″ – FK5.5×51.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5x66x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-66-x-75-fk18-5x66x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB13X24X0.5A-4_9.jpg?v=1767757714 Filter King 18.5x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 66 x .75″ – FK18.5x66x1A-M8 -4 Filter King 18.5x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 66 x .75″ – FK18.5x66x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-8x43x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-8-x-43-x-75-fk8x43x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK8x43x1A-M8-4.jpg?v=1767757831 Filter King 8x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8 x 43 x .75″ – FK8x43x1A-M8 -4 Filter King 8x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8 x 43 x .75″ – FK8x43x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-5-48-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-5-x-48-5-x-75-fk27-5-48-5x1a-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_de83843e-c516-4210-94d0-e8e0e03c0809.avif?v=1767757842 Filter King 27.5×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 48.5 x .75″ – FK27.5×48.5x1A-M8 -4 Filter King 27.5×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27.5 x 48.5 x .75″ – FK27.5×48.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x41x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-41-x-75-fk22x41x1a-m8 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK22x41x1A-M8.jpg?v=1767757885 Filter King 22x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 41 x .75″ – FK22x41x1A-M8 Filter King 22x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 41 x .75″ – FK22x41x1A-M8 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-40-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-40-5-x-75-fk18-5-40-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_19c3e81f-9f97-4df1-9f6a-418cc8cd2320.jpg?v=1767758066 Filter King 18.5×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 40.5 x .75″ – FK18.5×40.5x1A-M8 +-4 Filter King 18.5×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 40.5 x .75″ – FK18.5×40.5x1A-M8 +-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x46x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-46-x-75-fk22x46x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK22x46x1A-M8-4.jpg?v=1767758075 Filter King 22x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 46 x .75″ – FK22x46x1A-M8 -4 Filter King 22x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 46 x .75″ – FK22x46x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9-49-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-x-49-5-x-75-fk9x49-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9x49.5x1A-M8-4.jpg?v=1767758198 Filter King 9×49.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 49.5 x .75″ – FK9x49.5x1A-M8 -4 Filter King 9×49.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 49.5 x .75″ – FK9x49.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-36-x-75-fk19x36x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19x36x1A-M8-4.jpg?v=1767758363 Filter King 19x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 36 x .75″ – FK19x36x1A-M8 -4 Filter King 19x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 36 x .75″ – FK19x36x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-24-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-24-5-x-75-fk16x24-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK16x24.5x1A-M8-4.jpg?v=1767758716 Filter King 16×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 24.5 x .75″ – FK16x24.5x1A-M8 -4 Filter King 16×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 24.5 x .75″ – FK16x24.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-20-x-75-fk22x20x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK22x20x1A-M8-4.jpg?v=1767758977 Filter King 22x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 20 x .75″ – FK22x20x1A-M8 -4 Filter King 22x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 20 x .75″ – FK22x20x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x44x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-44-x-75-fk16x44x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK16x44x1A-M8-4.jpg?v=1767759077 Filter King 16x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 44 x .75″ – FK16x44x1A-M8 -4 Filter King 16x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 44 x .75″ – FK16x44x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x32x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-32-x-75-fk19-5x32x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19.5x32x1A-M8-4.jpg?v=1767759315 Filter King 19.5x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 32 x .75″ – FK19.5x32x1A-M8 -4 Filter King 19.5x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 32 x .75″ – FK19.5x32x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-12-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-12-5-x-75-fk22-5-12-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK22.5x12.5x1A-M8-4.jpg?v=1767759485 Filter King 22.5×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 12.5 x .75″ – FK22.5×12.5x1A-M8 -4 Filter King 22.5×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 12.5 x .75″ – FK22.5×12.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-5-5-11-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-5-5-x-11-5-x-75-fk5-5-11-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK5.5x11.5x1A-M8-4.jpg?v=1767759717 Filter King 5.5×11.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 11.5 x .75″ – FK5.5×11.5x1A-M8 -4 Filter King 5.5×11.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 11.5 x .75″ – FK5.5×11.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-22-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-22-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22x22.jpg?v=1767759963 Filter King 22×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 22.5 x .75″ Filter King 22×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 22.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x12x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-12-x-75-fk20x12x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2012.avif?v=1767760130 Filter King 20x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 12 x .75″ – FK20x12x1A-M8 -4 Filter King 20x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 12 x .75″ – FK20x12x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12-5x50x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-50-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK12.5x50x1A-M8-4.jpg?v=1767760171 Filter King 12.5x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 50 x .75″ – Filter King 12.5x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 50 x .75″ – WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x59x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-59-x-75-fk17x59x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_2fec2325-9a07-40df-93f7-acbcd79e5b65.png?v=1767760483 Filter King 17x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 59 x .75″ – FK17x59x1A-M8 -4 Filter King 17x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 59 x .75″ – FK17x59x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-19-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19x19_9c0c470f-bd65-4c5d-9b7b-28d3929ccfae.jpg?v=1767760683 Filter King 19×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 19.5 x .75″ Filter King 19×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 19.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14-5-64-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-5-x-64-5-x-75-fk14-5-64-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK14.5x64.5x1A-M8-4.jpg?v=1767760730 Filter King 14.5×64.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 64.5 x .75″ – FK14.5×64.5x1A-M8-4 Filter King 14.5×64.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14.5 x 64.5 x .75″ – FK14.5×64.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21x51x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-51-x-75-fk21x51x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_5a30b6de-7efc-4bd9-88bc-9be6f433fa18.avif?v=1767760935 Filter King 21x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 51 x .75″ – FK21x51x1A-M8 -4 Filter King 21x51x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 51 x .75″ – FK21x51x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-4-10-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-4-x-10-5-x-75-fk4x10-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK4x10.5x1A-M8-4.jpg?v=1767761082 Filter King 4×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4 x 10.5 x .75″ – FK4x10.5x1A-M8-4 Filter King 4×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 4 x 10.5 x .75″ – FK4x10.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-23-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-23-5-x-75-fk26x23-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/G_89a875cc-7c5e-4f6b-a8ec-4111cbdf36d3.jpg?v=1767761240 Filter King 26×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 23.5 x .75″ – FK26x23.5x1A-M8 -4 Filter King 26×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 23.5 x .75″ – FK26x23.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-59-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-59-5-x-75-fk17x59-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17x59.5x1A-M8-4-1.png?v=1767761405 Filter King 17×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 59.5 x .75″ – FK17x59.5x1A-M8 – 4 Filter King 17×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 59.5 x .75″ – FK17x59.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-11-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-11-5-x-75-fk22x11-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/H_e5655325-6b1b-4030-b3ff-c720a654831d.jpg?v=1767761652 Filter King 22×11.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 11.5 x .75″ – FK22x11.5x1A-M8 -4 Filter King 22×11.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 11.5 x .75″ – FK22x11.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x53x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-53-x-75-fk21-5x53x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK21.5x53x1A-M8-4-1.jpg?v=1767761949 Filter King 21.5x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 53 x .75″ – FK21.5x53x1A-M8 – 4 Filter King 21.5x53x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 53 x .75″ – FK21.5x53x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x13x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-13-x-75-fk29-5x13x1a-m8 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK29.5x13x1A-M8.jpg?v=1767762121 Filter King 29.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 13 x .75″ – FK29.5x13x1A-M8 Filter King 29.5x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 13 x .75″ – FK29.5x13x1A-M8 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x47x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-47-x-75-fk21-5x47x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I_d9aa6dd3-78ef-4502-b0ca-b9fe08541b61.jpg?v=1767762245 Filter King 21.5x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 47 x .75″ – FK21.5x47x1A-M8 -4 Filter King 21.5x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 47 x .75″ – FK21.5x47x1A-M8 -4 WholesaleHVACDirect 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Furnace Filters | MADE IN USA | Actual Size: 23.5 x 33.5 x .75″ – FK23.5×33.5x1A-M8 -4 Filter King 23.5×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 33.5 x .75″ – FK23.5×33.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-7-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-7-x-19-5-x-75-fk7x19-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK7x19.5x1A-M8-4.jpg?v=1767762502 Filter King 7×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7 x 19.5 x .75″ – FK7x19.5x1A-M8-4 Filter King 7×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7 x 19.5 x .75″ – FK7x19.5x1A-M8-4 WholesaleHVACDirect 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MADE IN USA | Actual Size: 24.5 x 46 x .75″ – FK24.5x46x1A-M8 -4 Filter King 24.5x46x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 46 x .75″ – FK24.5x46x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-21-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-21-5-x-75-fk18x21-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/J_0124fb4e-60e3-458c-9d30-fd5ca902a503.jpg?v=1767762657 Filter King 18×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 21.5 x .75″ – FK18x21.5x1A-M8 -4 Filter King 18×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 21.5 x .75″ – FK18x21.5x1A-M8 -4 WholesaleHVACDirect 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Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 45 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-62-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-62-5-x-75-fk19x62-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19x62.5x1A-M8-4.avif?v=1767762713 Filter King 19×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 62.5 x .75″ – FK19x62.5x1A-M8 -4 Filter King 19×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 62.5 x .75″ – FK19x62.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12-5-46-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-5-x-46-5-x-75-fk12-5-46-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK12.5x46.5x1A-M8-4.jpg?v=1767762842 Filter King 12.5×46.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 46.5 x .75″ – FK12.5×46.5x1A-M8-4 Filter King 12.5×46.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12.5 x 46.5 x .75″ – FK12.5×46.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5x66x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-66-x-75-fk30-5x66x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK30.5x66x1A-M8-4.jpg?v=1767762880 Filter King 30.5x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 66 x .75″ – FK30.5x66x1A-M8-4 Filter King 30.5x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 66 x .75″ – FK30.5x66x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-42-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-42-5-x-75-fk24x42-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/K_13ad9fc3-97d8-4377-a956-92a51f278b72.avif?v=1767762960 Filter King 24×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 42.5 x .75″ – FK24x42.5x1A-M8 -4 Filter King 24×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 42.5 x .75″ – FK24x42.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-13-38-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-x-38-5-x-75-fk13x38-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK13x38.5x1A-M8-4.jpg?v=1767763018 Filter King 13×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 38.5 x .75″ – FK13x38.5x1A-M8-4 Filter King 13×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13 x 38.5 x .75″ – FK13x38.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-35-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-35-5-x-75-fk26-5-35-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK26.5x35.5x1A-M8-4.avif?v=1767763053 Filter King 26.5×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 35.5 x .75″ – FK26.5×35.5x1A-M8 -4 Filter King 26.5×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 35.5 x .75″ – FK26.5×35.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-42-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-42-5-x-75-fk20x42-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20x42.5x1A-M8-4-1.jpg?v=1767763062 Filter King 20×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 42.5 x .75″ – FK20x42.5x1A-M8 – 4 Filter King 20×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 42.5 x .75″ – FK20x42.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-6x55x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-6-x-55-x-75-fk6x55x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK6x55x1A-M8-4.jpg?v=1767763156 Filter King 6x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6 x 55 x .75″ – FK6x55x1A-M8-4 Filter King 6x55x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6 x 55 x .75″ – FK6x55x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-63-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-63-5-x-75-fk22x63-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2263.jpg?v=1767763248 Filter King 22×63.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 63.5 x .75″ – FK22x63.5x1A-M8 -4 Filter King 22×63.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 63.5 x .75″ – FK22x63.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-50-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-50-5-x-75-fk19x50-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19x50.5x1A-M8-4.jpg?v=1767763264 Filter King 19×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 50.5 x .75″ – FK19x50.5x1A-M8 -4 Filter King 19×50.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 50.5 x .75″ – FK19x50.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x31x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-31-x-75-fk17x31x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/L_fa7b28b3-d2af-4dfd-bcff-2192f39b25fd.jpg?v=1767763329 Filter King 17x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 31 x .75″ – FK17x31x1A-M8 -4 Filter King 17x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 31 x .75″ – FK17x31x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-7-65-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-7-x-65-5-x-75-fk7x65-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK7x65.5x1A-M8-4.jpg?v=1767763389 Filter King 7×65.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7 x 65.5 x .75″ – FK7x65.5x1A-M8-4 Filter King 7×65.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7 x 65.5 x .75″ – FK7x65.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x49x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-49-x-75-fk18x49x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK18x49x1A-M8-4.jpg?v=1767763399 Filter King 18x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 49 x .75″ – FK18x49x1A-M8 -4 Filter King 18x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 49 x .75″ – FK18x49x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-64-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-64-5-x-75-fk30x64-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK30x64.5x1A-M8-4-1.jpg?v=1767763408 Filter King 30×64.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 64.5 x .75″ – FK30x64.5x1A-M8 – 4 Filter King 30×64.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 64.5 x .75″ – FK30x64.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x33x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-33-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2933.webp?v=1767763463 Filter King 29x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 33 x .75″ Filter King 29x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 33 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-13-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-13-5-x-75-fk26-5-13-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK26.5x13.5x1A-M8-4.avif?v=1767763615 Filter King 26.5×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 13.5 x .75″ – FK26.5×13.5x1A-M8 -4 Filter King 26.5×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 13.5 x .75″ – FK26.5×13.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-32-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-32-5-x-75-fk27x32-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2732.jpg?v=1767763688 Filter King 27×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 32.5 x .75″ – FK27x32.5x1A-M8 -4 Filter King 27×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 32.5 x .75″ – FK27x32.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9-5x59x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-5-x-59-x-75-fk9-5x59x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9.5x59x1A-M8-4.jpg?v=1767763746 Filter King 9.5x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 59 x .75″ – FK9.5x59x1A-M8-4 Filter King 9.5x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9.5 x 59 x .75″ – FK9.5x59x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5x6x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-6-x-75-fk21-5x6x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK21.5x6x1A-M8-4.png?v=1767763786 Filter King 21.5x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 6 x .75″ – FK21.5x6x1A-M8-4 Filter King 21.5x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 6 x .75″ – FK21.5x6x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-38-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-38-5-x-75-fk20-5-38-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20.5x38.5x1A-M8-4.avif?v=1767763932 Filter King 20.5×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 38.5 x .75″ – FK20.5×38.5x1A-M8-4 Filter King 20.5×38.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 38.5 x .75″ – FK20.5×38.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-9-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-9-5-x-75-fk21-5-9-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2195.jpg?v=1767764107 Filter King 21.5×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 9.5 x .75″ – FK21.5×9.5x1A-M8 -4 Filter King 21.5×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 9.5 x .75″ – FK21.5×9.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-9-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-9-5-x-75-fk21x9-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK21x9.5x1A-M8-4.avif?v=1767764113 Filter King 21×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 9.5 x .75″ – FK21x9.5x1A-M8 -4 Filter King 21×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 9.5 x .75″ – FK21x9.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-6-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-6-5-x-75-fk24x6-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/M_bdabc05d-70ba-460b-9333-2c0d3f949555.jpg?v=1767764182 Filter King 24×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 6.5 x .75″ – FK24x6.5x1A-M8 -4 Filter King 24×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 6.5 x .75″ – FK24x6.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-60-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-60-5-x-75-fk28x60-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK28x60.5x1A-M8-4.jpg?v=1767764293 Filter King 28×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 60.5 x .75″ – FK28x60.5x1A-M8-4 Filter King 28×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 60.5 x .75″ – FK28x60.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5-32-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-32-5-x-75 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2332.jpg?v=1767764433 Filter King 23.5×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 32.5 x .75 Filter King 23.5×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 32.5 x .75 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-24-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-24-5-x-75-fk21-5-24-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/N_8a709272-8e64-4160-a557-8d3cee14971b.jpg?v=1767764472 Filter King 21.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 24.5 x .75″ – FK21.5×24.5x1A-M8 -4 Filter King 21.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 24.5 x .75″ – FK21.5×24.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x39x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-39-x-75-fk19x39x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19x39x1A-M8-4.png?v=1767764483 Filter King 19x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 39 x .75″ – FK19x39x1A-M8-4 Filter King 19x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 39 x .75″ – FK19x39x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-9x66x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-9-x-66-x-75-fk9x66x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK9x66x1A-M8-4.jpg?v=1767764609 Filter King 9x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 66 x .75″ – FK9x66x1A-M8-4 Filter King 9x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 9 x 66 x .75″ – FK9x66x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5x44x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-44-x-75-fk25-5x44x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK25.5x44x1A-M8-4.jpg?v=1767764659 Filter King 25.5x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 44 x .75″ – FK25.5x44x1A-M8 -4 Filter King 25.5x44x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 44 x .75″ – FK25.5x44x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x63x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-63-x-75-fk27x63x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/O_76b622a7-ee91-4252-816c-7b553b5d4afc.jpg?v=1767764677 Filter King 27x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 63 x .75″ – FK27x63x1A-M8 -4 Filter King 27x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 63 x .75″ – FK27x63x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-22-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-22-5-x-75-fk29-5-22-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK29.5x22.5x1A-M8-4.jpg?v=1767764830 Filter King 29.5×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 22.5 x .75″ – FK29.5×22.5x1A-M8 -4 Filter King 29.5×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 22.5 x .75″ – FK29.5×22.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x16x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-16-x-75-fk17x16x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/P_82511185-eaad-4527-9265-46b3c7a9632f.avif?v=1767764894 Filter King 17x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 16 x .75″ – FK17x16x1A-M8 -4 Filter King 17x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 16 x .75″ – FK17x16x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10-15-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-x-15-5-x-75-fk10x15-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK10x15.5x1A-M8-4.jpg?v=1767765038 Filter King 10×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 15.5 x .75″ – FK10x15.5x1A-M8-4 Filter King 10×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 15.5 x .75″ – FK10x15.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-22-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-22-5-x-75-fk26x22-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK26x22.5x1A-M8-4.avif?v=1767765094 Filter King 26×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 22.5 x .75″ – FK26x22.5x1A-M8 -4 Filter King 26×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 22.5 x .75″ – FK26x22.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-7-5x39x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-7-5-x-39-x-75-fk7-5x39x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK7.5x39x1A-M8-4.jpg?v=1767765196 Filter King 7.5x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7.5 x 39 x .75″ – FK7.5x39x1A-M8-4 Filter King 7.5x39x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 7.5 x 39 x .75″ – FK7.5x39x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-8-5x66x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-8-5-x-66-x-75-fk8-5x66x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK8.5x66x1A-M8-4.jpg?v=1767765487 Filter King 8.5x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 66 x .75″ – FK8.5x66x1A-M8-4 Filter King 8.5x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 66 x .75″ – FK8.5x66x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-6-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-6-5-x-75-fk29-5-6-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/Q_3b7e4d5f-73e3-4980-b83c-5ed3289e7598.jpg?v=1767765567 Filter King 29.5×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 6.5 x .75″ – FK29.5×6.5x1A-M8 -4 Filter King 29.5×6.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 6.5 x .75″ – FK29.5×6.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-6-5x16x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-6-5-x-16-x-75-fk6-5x16x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK6.5x16x1A-M8-4.jpg?v=1767765695 Filter King 6.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6.5 x 16 x .75″ – FK6.5x16x1A-M8-4 Filter King 6.5x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 6.5 x 16 x .75″ – FK6.5x16x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-45-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-45-5-x-75-fk16x45-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK16x45.5x1A-M8-4.avif?v=1767765964 Filter King 16×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 45.5 x .75″ – FK16x45.5x1A-M8-4 Filter King 16×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 45.5 x .75″ – FK16x45.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x5x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-5-x-75-fk22x5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_9e6698bb-051f-47fb-82aa-bfc524de879c.jpg?v=1767766038 Filter King 22x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 5 x .75″ – FK22x5x1A-M8 -4 Filter King 22x5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 5 x .75″ – FK22x5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-17-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-17-5-x-75-fk18-5-17-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B_219d5e62-2d48-4662-87eb-87db9da06a53.jpg?v=1767766466 Filter King 18.5×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 17.5 x .75″ – FK18.5×17.5x1A-M8 -4 Filter King 18.5×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 17.5 x .75″ – FK18.5×17.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-46-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-46-5-x-75-fk22x46-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_459ca824-1930-403d-a8ce-bf02414cc09f.avif?v=1767766709 Filter King 22×46.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 46.5 x .75″ – FK22x46.5x1A-M8 -4 Filter King 22×46.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 46.5 x .75″ – FK22x46.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x56x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-56-x-75-fk20x56x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_2e40a76d-10c3-4452-ad2c-659f7154b640.avif?v=1767767005 Filter King 20x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 56 x .75″ – FK20x56x1A-M8 -4 Filter King 20x56x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 56 x .75″ – FK20x56x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x17x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-17-x-75-fk19-5x17x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19.5x17x1A-M8-4.jpg?v=1767767049 Filter King 19.5x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 17 x .75″ – FK19.5x17x1A-M8 -4 Filter King 19.5x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 17 x .75″ – FK19.5x17x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-5x33x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-33-x-75-fk15-5x33x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15.5x33x1A-M8-4.jpg?v=1767767079 Filter King 15.5x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 33 x .75″ – FK15.5x33x1A-M8-4 Filter King 15.5x33x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 33 x .75″ – FK15.5x33x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-10-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-10-5-x-75-fk20x10-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_90480f63-dc08-4d1d-96d1-95fd1bc2f904.avif?v=1767767324 Filter King 20×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 10.5 x .75″ – FK20x10.5x1A-M8 -4 Filter King 20×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 10.5 x .75″ – FK20x10.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-16-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-16-5-x-75-fk24-5-16-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK24.5x16.5x1A-M8-4-1.png?v=1767767370 Filter King 24.5×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 16.5 x .75″ – FK24.5×16.5x1A-M8 – 4 Filter King 24.5×16.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 16.5 x .75″ – FK24.5×16.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5x43x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-43-x-75-fk18-5x43x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK18.5x43x1A-M8-4.avif?v=1767767378 Filter King 18.5x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 43 x .75″ – FK18.5x43x1A-M8-4 Filter King 18.5x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 43 x .75″ – FK18.5x43x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14-47-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-14-x-47-5-x-75-fk14x47-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK14x47.5x1A-M8-4.jpg?v=1767767388 Filter King 14×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 47.5 x .75″ -FK14x47.5x1A-M8-4 Filter King 14×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 14 x 47.5 x .75″ -FK14x47.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-59-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-x-59-5-x-75-fk22x59-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK22x59.5x1A-M8-4.avif?v=1767767801 Filter King 22×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 59.5 x .75″ – FK22x59.5x1A-M8-4 Filter King 22×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22 x 59.5 x .75″ – FK22x59.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x41x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-12-x-41-x-75-fk12x41x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK12x41x1A-M8-4.avif?v=1767767816 Filter King 12x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 41 x .75″ – FK12x41x1A-M8-4 Filter King 12x41x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 12 x 41 x .75″ – FK12x41x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-62-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-62-5-x-75-fk19-5-62-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19.5x62.5x1A-M8-4-1.png?v=1767767878 Filter King 19.5×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 62.5 x .75″ – FK19.5×62.5x1A-M8 – 4 Filter King 19.5×62.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 62.5 x .75″ – FK19.5×62.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-25-x-75-fk27x25x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/Q_f91f6eaf-516d-4df4-8cd1-92a88eda7f53.avif?v=1767767997 Filter King 27x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 25 x .75″ – FK27x25x1A-M8 -4 Filter King 27x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 25 x .75″ – FK27x25x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-35-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-35-5-x-75-fk19x35-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19x35.5x1A-M8-4.jpg?v=1767768215 Filter King 19×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 35.5 x .75″ – FK19x35.5x1A-M8–4 Filter King 19×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 35.5 x .75″ – FK19x35.5x1A-M8–4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-8-5x23x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-8-5-x-23-x-75-fk8-5x23x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK8.5x23x1A-M8-4.jpg?v=1767768284 Filter King 8.5x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 23 x .75″ – FK8.5x23x1A-M8-4 Filter King 8.5x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8.5 x 23 x .75″ – FK8.5x23x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-25-x-75-fk22x34-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/G_752850bc-05b4-4b56-bab6-abdc8ca97c1e.avif?v=1767768484 Filter King 27x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 25 x .75″ – FK22x34.5x1A-M8 -4 Filter King 27x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 25 x .75″ – FK22x34.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-5x11x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-11-x-75-fk25-5x11x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK25.5x11x1A-M8-4-1.jpg?v=1767768495 Filter King 25.5x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 11 x .75″ – FK25.5x11x1A-M8 – 4 Filter King 25.5x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 11 x .75″ – FK25.5x11x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-11-5x47x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-47-x-75-fk11-5x47x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK11.5x47x1A-M8-4.avif?v=1767768824 Filter King 11.5x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 47 x .75″ – FK11.5x47x1A-M8-4 Filter King 11.5x47x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 47 x .75″ – FK11.5x47x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-8-x-75-fk22-5x18x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK22.5x18x1A-M8-4.jpg?v=1767768835 Filter King 22.5x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 8 x .75″ – FK22.5x18x1A-M8-4 Filter King 22.5x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 8 x .75″ – FK22.5x18x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x25x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-25-x-75-fk22x34-5x1a-m8-5 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/H_4a7ba8cd-25aa-47fe-88c2-13d15cd54309.avif?v=1767768897 Filter King 27x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 25 x .75″ – FK22x34.5x1A-M8 -4 Filter King 27x25x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 25 x .75″ – FK22x34.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x43x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-43-x-75-fk20x43x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20x43x1A-M8-4-1.png?v=1767769097 Filter King 20x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 43 x .75″ – FK20x43x1A-M8 – 4 Filter King 20x43x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 43 x .75″ – FK20x43x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-27-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-27-5-x-75-fk18x27-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I_02a4bd33-cde3-40e0-a863-5fea9f2fdd5f.jpg?v=1767769369 Filter King 18×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 27.5 x .75″ – FK18x27.5x1A-M8 -4 Filter King 18×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 27.5 x .75″ – FK18x27.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-10-53-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-x-53-5-x-75-fk10x53-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK10x53.5x1A-M8-4.jpg?v=1767769378 Filter King 10×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 53.5 x .75″ – FK10x53.5x1A-M8-4 Filter King 10×53.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10 x 53.5 x .75″ – FK10x53.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x26x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-25-5-x-75-fb16x26-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB16X26-4.jpg?v=1767769455 Filter King 16x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 25.5 x .75″ – FB16X26-4 Filter King 16x26x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 25.5 x .75″ – FB16X26-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-59-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-x-59-5-x-75-fk23x59-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK23x59.5x1A-M8-4-1.jpg?v=1767769494 Filter King 23×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 59.5 x .75″ – FK23x59.5x1A-M8 – 4 Filter King 23×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23 x 59.5 x .75″ – FK23x59.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-5-42-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-42-5-x-75-fk16-5-42-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK16.5x42.5x1A-M8-4.jpg?v=1767769735 Filter King 16.5×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 42.5 x .75″ – FK16.5×42.5x1A-M8-4 Filter King 16.5×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 42.5 x .75″ – FK16.5×42.5x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15x37x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-x-37-x-75-fk15x37x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15x37x1A-M8-4.jpg?v=1767769912 Filter King 15x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 37 x .75″ – FK15x37x1A-M8-4 Filter King 15x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15 x 37 x .75″ – FK15x37x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-26-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-26-5-x-75-fk26-5-26-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/J_074e88ae-e62d-455f-8553-81b19dd2d6c4.jpg?v=1767770034 Filter King 26.5×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 26.5 x .75″ – FK26.5×26.5x1A-M8 -4 Filter King 26.5×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 26.5 x .75″ – FK26.5×26.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-15-5x17x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-17-x-75-fk15-5x17x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK15.5x17x1A-M8-4.jpg?v=1767770105 Filter King 15.5x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 17 x .75″ – FK15.5x17x1A-M8-4 Filter King 15.5x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 17 x .75″ – FK15.5x17x1A-M8-4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x25x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-24-5-x-0-5-fb20x25x0-5-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB20X25X0.5-4.jpg?v=1767770268 Filter King 20x25x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 24.5 x 0.5″ – FB20X25X0.5 -4 Filter King 20x25x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 24.5 x 0.5″ – FB20X25X0.5 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-22-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-22-5-x-75-fk20x22-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20x22.5x1A-M8-4-1.jpg?v=1767770351 Filter King 20×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 22.5 x .75″ – FK20x22.5x1A-M8 – 4 Filter King 20×22.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 22.5 x .75″ – FK20x22.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-14x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-13-5-x-19-5-x-75-fb14x20-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB14X20-4.jpg?v=1767770519 Filter King 14x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 19.5 x .75″ – FB14X20 -4 Filter King 14x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 13.5 x 19.5 x .75″ – FB14X20 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-30-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-30-5-x-75-fk30x30-5x1a-m8-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/K_3b157921-a0e3-4d9b-955c-4e6542a5a16c.jpg?v=1767770565 Filter King 30×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 30.5 x .75″ – FK30x30.5x1A-M8 -4 Filter King 30×30.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 30.5 x .75″ – FK30x30.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-6x6x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-5-5-x-5-5-x-75-fb6x6-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB6X6-4.jpg?v=1767770699 Filter King 6x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 5.5 x .75″ – FB6X6 -4 Filter King 6x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 5.5 x 5.5 x .75″ – FB6X6 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x30x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-29-5-x-1-75-fb12x30x2-4 2026-06-04T17:10:28-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB12X30X2-4.jpg?v=1767770812 Filter King 12x30x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 29.5 x 1.75″ – FB12X30X2 -4 Filter King 12x30x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 29.5 x 1.75″ – FB12X30X2 -4 WholesaleHVACDirect