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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_c9d30382-bc1e-47d3-aacc-bf53a0f037fc.jpg?v=1766777093 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″ 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″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x11x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-11-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/ff_4d2f98f7-ee7b-4767-878a-0833da71080e.jpg?v=1766777108 Filter King 17x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 11 x .75″ Filter King 17x11x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 11 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5-7-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-7-5-x-75-no-ratings-yet 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/59.1.png?v=1766777219 Filter King 22.5×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 7.5 x .75″ (No ratings yet) Filter King 22.5×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 7.5 x .75″ (No ratings yet) WholesaleHVACDirect https://hvacdirect.store/products/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-0-6 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_46d7adec-3e8a-4e03-8b15-eb971345dd13.jpg?v=1766777231 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″ 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/k_682c3f69-d940-4847-9139-2e889c954710.jpg?v=1766777396 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″ 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″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30x27x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-27-x-76 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/60.1_d2c7646e-30d8-4f90-9cb7-d837cb84c5e6.jpg?v=1766777456 Filter King 30x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 27 x .75″ Filter King 30x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 27 x .75″ WholesaleHVACDirect 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 https://hvacdirect.store/products/filter-king-17-9-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-9-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/67.1_5d2856d1-c5e0-4be2-b9e5-e7345b452c17.jpg?v=1766778915 Filter King 17×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 9.5 x .75″ Filter King 17×9.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 9.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/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-76 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK6x10x1-M8-4_d5ebd79e-e7b3-434c-8e3c-f33c528ee708.jpg?v=1766778923 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″ 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/68.1_97d9ec25-675d-49a0-a460-a0a10f9ce6e5.jpg?v=1766779136 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″ 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″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-14-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-14-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/n.webp?v=1766779152 Filter King 19.5×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 14.5 x .75″ Filter King 19.5×14.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 14.5 x .75″ WholesaleHVACDirect 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 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″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-59-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-59-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/70.1_1b0c2b87-bed5-402a-9fea-b386c7bb31a2.jpg?v=1766780319 Filter King 21.5×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 59.5 x .75″ Filter King 21.5×59.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 59.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/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 2026-07-21T15:47:06-04:00 daily 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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″ – FK24x47x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-29-5-2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-29-5-x-1-75-fk19-5-29-5x2a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK19.5x29.5x2A-M8-4-1.jpg?v=1766781992 Filter King 19.5×29.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 29.5 x 1.75″ – FK19.5×29.5x2A-M8 -4 Filter King 19.5×29.5×2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 29.5 x 1.75″ – FK19.5×29.5x2A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/80.1.avif?v=1766782243 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 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 2026-07-21T15:47:06-04:00 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 https://hvacdirect.store/products/filter-king-28x10x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-10-x-75-fk28x10x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/81.2.avif?v=1766782395 Filter King 28x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 10 x .75″ – FK28x10x1A-M8 -4 Filter King 28x10x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 10 x .75″ – FK28x10x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x6x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-6-x-75-fk26x6x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/82.1_6dc1a6dd-1987-423b-ba69-d79c66b075e6.jpg?v=1766782520 Filter King 26x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 6 x .75″ – FK26x6x1A-M8 -4 Filter King 26x6x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 6 x .75″ – FK26x6x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x24x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-24-x-75-fk29x24x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/83.1.avif?v=1766782891 Filter King 29x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 24 x .75″ – FK29x24x1A-M8 -4 Filter King 29x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 24 x .75″ – FK29x24x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-23-5x32x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-32-x-76 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/85.1_f418fde5-b259-41ee-89c9-53606e00d56f.jpg?v=1766782951 Filter King 23.5x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 32 x .75″ Filter King 23.5x32x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 32 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-23-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-23-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/86.1_5addfd1f-7c39-43fe-b514-4ffa94e1c4d6.jpg?v=1766783073 Filter King 24.5×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 23.5 x .75″ Filter King 24.5×23.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 23.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x31x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-31-x-76 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/87.1_db79640d-653e-4902-b61a-2eb6cd02a2f8.jpg?v=1766783244 Filter King 29x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 31 x .75″ Filter King 29x31x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 31 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-13-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-13-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/88.1.webp?v=1766783428 Filter King 21.5×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 13.5 x .75″ Filter King 21.5×13.5×1 Air 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/53.1_ea30725f-f816-4aca-b795-07559ce5c28e.jpg?v=1766805566 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 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 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-50-5-1-air-filter-4-pack-merv-8-actual-size-17-5-x-50-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/92.1.webp?v=1766805814 Filter King 17.5×50.5×1 Air Filter 4-PACK MERV 8 Actual Size 17.5 x 50.5 x .75″ Filter King 17.5×50.5×1 Air Filter 4-PACK MERV 8 Actual Size 17.5 x 50.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 https://hvacdirect.store/products/filter-king-17-43-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-43-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/97.1.webp?v=1766807499 Filter King 17×43.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 43.5 x .75″ Filter King 17×43.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 43.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-46-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-46-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/56.1_aa997032-c139-44ad-a0f2-ba60d754f9f8.webp?v=1766807622 Filter King 29×46.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 46.5 x .75″ Filter King 29×46.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 46.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-60-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-60-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/a_5fdd090e-488e-4d59-927b-968f2ae02c38.webp?v=1766807871 Filter King 25×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 60.5 x .75″ Filter King 25×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 60.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-47-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-47-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/aa_150406df-950f-4d30-8cdd-2dc8b6e1ee57.webp?v=1766808163 Filter King 29×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 47.5 x .75″ Filter King 29×47.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 47.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x56x1-air-filter-4-pack-merv-8-actual-size-28-x-56-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/98.1.webp?v=1766808220 Filter King 28x56x1 Air Filter 4-PACK MERV 8 Actual Size 28 x 56 x .75″ Filter King 28x56x1 Air Filter 4-PACK MERV 8 Actual Size 28 x 56 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x23x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-23-x-76 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/99.1_741af3db-83cb-43f2-8f64-128b1cf1d587.jpg?v=1766808369 Filter King 22.5x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 23 x .75″ Filter King 22.5x23x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 23 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x22x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-22-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/b_9c5b6a81-96cf-41cd-9af7-ae0c93fd66ff.jpg?v=1766808387 Filter King 29x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 22 x .75″ Filter King 29x22x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 22 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-5-63-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-63-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/900.1.webp?v=1766808585 Filter King 21.5×63.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 63.5 x .75″ Filter King 21.5×63.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 63.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x24x2-air-filter-12-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-23-5-x-1-76 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A-1.jpg?v=1766808594 Filter King 20x24x2 Air Filter | 12-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 23.5 x 1.75″ Filter King 20x24x2 Air Filter | 12-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 23.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-24-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-24-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/bb_080cdc82-b18b-42fc-a55c-9fd8196512d1.jpg?v=1766808705 Filter King 30×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 24.5 x .75″ Filter King 30×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 24.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/1.1_0bf1128c-d85c-42e4-a39e-19485875c06a.jpg?v=1766808733 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 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 https://hvacdirect.store/products/filter-king-29-44-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-44-5-x-75-fk29x44-5x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/10.1.avif?v=1766810215 Filter King 29×44.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 44.5 x .75″ – FK29x44.5x1A-M8 -4 Filter King 29×44.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 44.5 x .75″ – FK29x44.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB16.38X21.5A-4_28d82838-5d9a-45a8-b6c2-e3e98a272fa3.jpg?v=1766810096 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″ 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 https://hvacdirect.store/products/filter-king-11-5-15-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-15-5-x-75-fk11-5-15-5x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK11.5x15.5x1A-M8-4_f56d64fd-4e73-4831-8be2-1e86589b2f05.jpg?v=1766819592 Filter King 11.5×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 15.5 x .75″ – FK11.5×15.5x1A-M8 -4 Filter King 11.5×15.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 15.5 x .75″ – FK11.5×15.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_48049852-ee9c-42ea-948c-713355c88bdd.jpg?v=1766819759 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 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 https://hvacdirect.store/products/filter-king-13-5-19-5-4-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-fk13-5-19-5x4a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_16076448-3073-411e-8566-bdb3f17bb248.jpg?v=1766822472 Filter King 13.5×19.5×4 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″ – FK13.5×19.5x4A-M8 -4 Filter King 13.5×19.5×4 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″ – FK13.5×19.5x4A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_32a22b16-e90e-417f-b9b5-2b005d5f0fd4.jpg?v=1766822595 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/KK_1202b48a-4b9a-422e-9102-d6f5361dfd3d.jpg?v=1766979312 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-20-5x49x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-49-x-75-fk20-5x49x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/M_184e101e-1d4f-4743-b305-2972df096e31.jpg?v=1766979497 Filter King 20.5x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 49 x .75″ – FK20.5x49x1A-M8 -4 Filter King 20.5x49x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 49 x .75″ – FK20.5x49x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-35-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-35-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/MM_9193186c-2dde-43a5-977c-8fec97aab2bd.webp?v=1766979722 Filter King 29×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 35.5 x .75″ Filter King 29×35.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 35.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_dbd486f8-72d0-45f4-ac75-47905ed75a62.webp?v=1766980219 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″ 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_9de85882-f53b-442e-971d-f075352ed383.avif?v=1766980860 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 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 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30x16x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-16-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_18e7d213-e132-48c0-a731-940ecb849f28.jpg?v=1766980943 Filter King 30x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 16 x .75″ Filter King 30x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 16 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5x63x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-63-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_e540831b-7e74-4cc8-958e-9d76366f1819.jpg?v=1766981148 Filter King 17.5x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 63 x .75″ Filter King 17.5x63x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 63 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-75-17-75-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-75-x-17-75-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17.75x17.75x1A-M8-4_f7a72799-fc79-43a5-9ea2-840a1ba9a8a7.jpg?v=1766981171 Filter King 17.75×17.75×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.75 x 17.75 x .75″ Filter King 17.75×17.75×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.75 x 17.75 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-40-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-40-5-x-75-fk28-5-40-5x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/18.1.avif?v=1766981563 Filter King 28.5×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 40.5 x .75″ – FK28.5×40.5x1A-M8 -4 Filter King 28.5×40.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 40.5 x .75″ – FK28.5×40.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 https://hvacdirect.store/products/filter-king-19-8-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-8-5-x-75-fk19x8-5x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/L.png?v=1766983347 Filter King 19×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 8.5 x .75″ – FK19x8.5x1A-M8 -4 Filter King 19×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 8.5 x .75″ – FK19x8.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_19747550-ae26-4d54-9ad2-bf9ad702646c.jpg?v=1766983586 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″ 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 USA | Actual Size: 13 x 24 x 1.75″ – FB13X24X2A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-63-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-63-5-x-75-fk29x63-5x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/40.1_8658c171-632c-4a32-8f32-9a15a5b8919e.jpg?v=1766992185 Filter King 29×63.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 63.5 x .75″ – FK29x63.5x1A-M8 -4 Filter King 29×63.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 63.5 x .75″ – FK29x63.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19.5x31.5x1-1.jpg?v=1766992232 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″ 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 19 x .75″ – FK20x19x1A-M8 -4 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 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-45-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-45-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/82.1_4806ba15-9ce2-40f2-bb50-49252a807053.jpg?v=1767007197 Filter King 26×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 45.5 x .75″ Filter King 26×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 45.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x20x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-19-5-x-0-5-fb18x20x0-5-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_7b8d7fca-6043-4d4b-b207-546b8ab21da9.jpg?v=1767007256 Filter King 18x20x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 19.5 x 0.5″ – FB18X20X0.5 – 4 Filter King 18x20x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 19.5 x 0.5″ – FB18X20X0.5 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-5-26-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-5-x-26-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/x_dab7bc9d-b2b0-4f56-9a4b-c59cc1eaa78c.webp?v=1767007487 Filter King 30.5×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 26.5 x .75″ Filter King 30.5×26.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30.5 x 26.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-8x24x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-8-x-24-x-1-75-fb08x24x2a-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_36db4940-7406-4b9b-b784-16cb50f41879.jpg?v=1767007571 Filter King 8x24x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8 x 24 x 1.75″ – FB08X24X2A – 4 Filter King 8x24x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 8 x 24 x 1.75″ – FB08X24X2A – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x60x1-air-filter-4-pack-merv-8-actual-size-17-x-60-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8.1.webp?v=1767007578 Filter King 17x60x1 Air Filter 4-PACK MERV 8 Actual Size 17 x 60 x .75″ Filter King 17x60x1 Air Filter 4-PACK MERV 8 Actual Size 17 x 60 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16-5-24-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-5-x-24-5-x-75-fk16-5-24-5x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK16.5x24.5x1A-M8-4_cde4a7ad-d554-45b3-8b0d-54668c7f6b8f.jpg?v=1767007738 Filter King 16.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 24.5 x .75″ – FK16.5×24.5x1A-M8 – 4 Filter King 16.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16.5 x 24.5 x .75″ – FK16.5×24.5x1A-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-42-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-42-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/r_114742e2-4c77-4a47-84fd-8f2b3d334c2e.jpg?v=1767007799 Filter King 17.5×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 42.5 x .75″ Filter King 17.5×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 42.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/83.1_f04aeca3-329b-4482-aeb8-c0585ab639e8.jpg?v=1767007808 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″ 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/84.1_55147a14-078f-4795-bfce-ca5184dc68c9.jpg?v=1767007937 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″ 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″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x17x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-16-5-x-76 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/16x17x1-1.jpg?v=1767007984 Filter King 16x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 16.5 x .75″ Filter King 16x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 16.5 x .75″ WholesaleHVACDirect 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27x9.webp?v=1767010353 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″ 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″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x49x1-air-filter-4-pack-merv-8-actual-size-28-x-49-x-75-fk28x49x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/28x49.webp?v=1767010450 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-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 2026-07-21T15:47:06-04:00 daily 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 USA | Actual Size: 18 x 61.5 x .75″ 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″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5x37x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-37-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2937.png?v=1767017545 Filter King 29.5x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 37 x .75″ Filter King 29.5x37x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 37 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5-66-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-66-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19x66.webp?v=1767017641 Filter King 19.5×66.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 66.5 x .75″ Filter King 19.5×66.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 66.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x27x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-27-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22X27.jpg?v=1767017727 Filter King 22.5x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 27 x .75″ Filter King 22.5x27x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 27 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29-5-24-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-24-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/29X24.webp?v=1767018310 Filter King 29.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 24.5 x .75″ Filter King 29.5×24.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 24.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-29-x-76 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2629-1.jpg?v=1767018706 Filter King 26x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 29 x .75″ Filter King 26x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 29 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-46-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-46-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/28X46.webp?v=1767018980 Filter King 28.5×46.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 46.5 x .75″ Filter King 28.5×46.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 46.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x59x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-59-x-76 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/20x59_fad1f89a-b321-4dd1-aade-ca241f6be472.webp?v=1767019041 Filter King 20x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 59 x .75″ Filter King 20x59x1 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 https://hvacdirect.store/products/filter-king-17-5-17-5-1-air-filter-5-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-17-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A-4.jpg?v=1767023908 Filter King 17.5×17.5×1 Air Filter | 5-PACK | MERV 8 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 | 5-PACK | MERV 8 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-17-21-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-21-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17X21.webp?v=1767024133 Filter King 17×21.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 21.5 x .75″ Filter King 17×21.5×1 Air Filter | 4-PACK | MERV 8 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_aa0c8ddc-df2b-416e-997c-f5fe67df5feb.jpg?v=1767064853 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″ 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″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x62x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-62-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_9785ee5c-0bb2-4b8d-b0de-bf0fe290c33c.webp?v=1767065058 Filter King 19x62x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 62 x .75″ Filter King 19x62x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 62 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-29x4x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-x-4-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/B1_71431464-9ade-4440-8a31-8999234a2a85.webp?v=1767065290 Filter King 29x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 4 x .75″ Filter King 29x4x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29 x 4 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/86.1_9bfaaf2e-08ce-4c0a-9977-066ab22d02d3.jpg?v=1767065356 Filter 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″ Filter 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/87.1_724c0614-23bf-46e5-919a-e382c23b5176.jpg?v=1767065528 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″ 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″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x8x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-8-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/D_0436e3cb-05b7-4d66-8bdf-b0da88a5d926.webp?v=1767065730 Filter King 19x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 8 x .75″ Filter King 19x8x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 8 x .75″ WholesaleHVACDirect 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 34.5 x 1.75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-42-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-42-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/O_7fa0fdb0-48e2-41b8-bcd3-d228f926c039.jpg?v=1767073251 Filter King 18×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 42.5 x .75″ Filter King 18×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 42.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/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-76 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/16x32x1-1.jpg?v=1767073372 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″ 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/14.1_2c2b7cfb-8b12-43bd-a0b9-3668d5d323fb.jpg?v=1767073557 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″ 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″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28x50x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-50-x-75-fk28x50x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/P_8870d3c0-8f06-4d84-9dd4-c561ec935df1.jpg?v=1767073609 Filter King 28x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 50 x .75″ – FK28x50x1A-M8 -4 Filter King 28x50x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 50 x .75″ – FK28x50x1A-M8 -4 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 https://hvacdirect.store/products/filter-king-25-56-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-56-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25X56.jpg?v=1767097899 Filter King 25×56.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 56.5 x .75″ Filter King 25×56.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 56.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-32-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-32-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/26x32.webp?v=1767097983 Filter King 26×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 32.5 x .75″ Filter King 26×32.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 32.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-46-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-46-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/35.1.webp?v=1767098049 Filter King 27×46.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 46.5 x .75″ Filter King 27×46.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 46.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/29X21.jpg?v=1767098128 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″ 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/36.1_65e8b712-4f30-49ed-b75c-d2c6c32238ad.webp?v=1767098814 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″ 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″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-5-25-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-25-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/26X25.webp?v=1767098952 Filter King 26.5×25.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 25.5 x .75″ Filter King 26.5×25.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 25.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22-5x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-36-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22X36.jpg?v=1767099097 Filter King 22.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 36 x .75″ Filter King 22.5x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 36 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-x-14-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/19X14.jpg?v=1767099364 Filter King 19x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19 x 14 x .75″ Filter King 19x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/44.1_e724cae2-b765-49ef-b753-ce6f9c4a1ab8.jpg?v=1767101180 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″ 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″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-5-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/45.1_bb28a54a-8bb8-40a2-867b-e2e0bf50db10.jpg?v=1767101351 Filter King 18×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 5.5 x .75″ Filter King 18×5.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 5.5 x .75″ WholesaleHVACDirect 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 https://hvacdirect.store/products/filter-king-25-5-11-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-5-x-11-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2511.jpg?v=1767102270 Filter King 25.5×11.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 11.5 x .75″ Filter King 25.5×11.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25.5 x 11.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/50.1_6b43ffa8-ff93-458d-b9a8-45686658bfaf.webp?v=1767102281 Filter King 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 Filter King 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/30x16.jpg?v=1767102500 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″ 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″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-36-x-75-fk17x36x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/52.1_0efddc2b-683b-437e-93a3-a8e127a360aa.jpg?v=1767102639 Filter King 17x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 36 x .75″ – FK17x36x1A-M8 -4 Filter King 17x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 36 x .75″ – FK17x36x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-5-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-5-x-19-5-x-75-fk20-5-19-5x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2019.jpg?v=1767102651 Filter King 20.5×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 19.5 x .75″ – FK20.5×19.5x1A-M8 -4 Filter King 20.5×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20.5 x 19.5 x .75″ – FK20.5×19.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/28x30.webp?v=1767102827 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″ 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2722.jpg?v=1767103610 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 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 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24-5-17-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-17-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2417.jpg?v=1767103770 Filter King 24.5×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 17.5 x .75″ Filter King 24.5×17.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 17.5 x .75″ WholesaleHVACDirect 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK25x60x1A-M8-4_87f417fb-519d-4dd0-aab0-68d7ba7d7559.jpg?v=1767105531 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 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 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-5-43-5-1-air-filter-4-pack-merv-8-actual-size-28-5-x-43-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/58.1.webp?v=1767105600 Filter King 28.5×43.5×1 Air Filter 4-PACK MERV 8 Actual Size 28.5 x 43.5 x .75″ Filter King 28.5×43.5×1 Air Filter 4-PACK MERV 8 Actual Size 28.5 x 43.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 https://hvacdirect.store/products/filter-king-22-5x24x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-22-5-x-24-x-76 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/2224-1.webp?v=1767106025 Filter King 22.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 24 x .75″ Filter King 22.5x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 22.5 x 24 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5-12-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-12-5-x-75-fk17-5-12-5x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/60.1_bdd5bea3-4ba5-4045-932d-4478f1fe5ff7.jpg?v=1767106069 Filter King 17.5×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 12.5 x .75″ – FK17.5×12.5x1A-M8 -4 Filter King 17.5×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 12.5 x .75″ – FK17.5×12.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-55-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-55-5-x-75-fk26x55-5x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK26x55.5x1A-M8-4.avif?v=1767106393 Filter King 26×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 55.5 x .75″ – FK26x55.5x1A-M8 4 Filter King 26×55.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 55.5 x .75″ – FK26x55.5x1A-M8 4 WholesaleHVACDirect https://hvacdirect.store/products/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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 https://hvacdirect.store/products/filter-king-20x66x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-66-x-76 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/61.1_f2662bb1-b71a-4cc9-bedb-0d54378520d7.jpg?v=1767106549 Filter King 20x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 66 x .75″ Filter King 20x66x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 66 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/63.1_4c8be6d4-a8de-471c-b19f-84e331e643ad.webp?v=1767106708 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″ 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 https://hvacdirect.store/products/filter-king-19-5-45-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-45-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/E_8d5beb85-e492-489b-abe6-f0a321365de2.webp?v=1767245242 Filter King 19.5×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 45.5 x .75″ Filter King 19.5×45.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 45.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-22x30x1-air-filter-4-pack-merv-8-actual-size-21-5-x-29-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/22301-1.webp?v=1767245301 Filter King 22x30x1 Air Filter 4-PACK MERV 8 Actual Size 21.5 x 29.5 x .75″ Filter King 22x30x1 Air Filter 4-PACK MERV 8 Actual Size 21.5 x 29.5 x .75″ WholesaleHVACDirect 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 https://hvacdirect.store/products/filter-king-11x24x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-10-5-x-23-5-x-76 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/11241-1.jpg?v=1767245962 Filter King 11x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10.5 x 23.5 x .75″ Filter King 11x24x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 10.5 x 23.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-30-48-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-30-x-48-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/71.1_4af8ae95-d8cc-47a4-ad30-ddb67205d38a.jpg?v=1767246269 Filter King 30×48.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 30 x 48.5 x .75″ Filter King 30×48.5×1 Air 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/76.1_d8ef34a6-d874-4a66-81d7-0d3057f0f7a4.jpg?v=1767248737 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 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 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27x27x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-5-x-26-5-x-1-76 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_7f28653e-c79e-4c88-8305-1dd7604dbd5d.jpg?v=1767248797 Filter King 27x27x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 26.5 x 1.75″ Filter King 27x27x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26.5 x 26.5 x 1.75″ 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-x-29-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/I_709fb2d7-848c-456b-a66c-646803ea80ce.jpg?v=1767259047 Filter King 24x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 29 x .75″ Filter King 24x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24 x 29 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17x7x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-7-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17x1.jpg?v=1767259348 Filter King 17x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 7 x .75″ Filter King 17x7x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 7 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-19-5x64x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-64-x-75-fk19-5x64x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/J_c1beb581-6fcb-413c-8f58-dff6ba7c3826.jpg?v=1767259469 Filter King 19.5x64x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 64 x .75″ – FK19.5x64x1A-M8 -4 Filter King 19.5x64x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 64 x .75″ – FK19.5x64x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18x59x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-x-59-x-75-fk18x59x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/K3.avif?v=1767259826 Filter King 18x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 59 x .75″ – FK18x59x1A-M8 -4 Filter King 18x59x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 59 x .75″ – FK18x59x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20x34x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-19-5-x-33-5-x-75-fb20x34-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB20X34-4_f2bcc5e1-b64a-4545-9d86-b4972da42930.jpg?v=1767259714 Filter King 20x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 33.5 x .75″ – FB20X34 – 4 Filter King 20x34x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 19.5 x 33.5 x .75″ – FB20X34 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x36x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-35-5-x-75-fb24x36-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB24X36-4_9d359f5f-33f6-4208-b625-d101c57de01f.jpg?v=1767259890 Filter King 24x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 35.5 x .75″ – FB24X36 – 4 Filter King 24x36x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 35.5 x .75″ – FB24X36 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-10-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-10-5-x-75-fk26x10-5x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/L_97ec1fc2-4cf9-4f9f-8b34-5ae6009f72a2.jpg?v=1767259954 Filter King 26×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 10.5 x .75″ – FK26x10.5x1A-M8 -4 Filter King 26×10.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 10.5 x .75″ – FK26x10.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x14x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-16-x-14-x-75-fk16x14x1-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK16x14x1-M8-4_cfa4477a-7897-4209-ba0f-a8cc4cb8c8d2.jpg?v=1767260073 Filter King 16x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 14 x .75″ – FK16x14x1-M8 – 4 Filter King 16x14x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 16 x 14 x .75″ – FK16x14x1-M8 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-28-27-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-x-27-5-x-75-fk28x27-5x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/M_db6cd2c6-d04c-4536-92d1-3b5947009295.jpg?v=1767260196 Filter King 28×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 27.5 x .75″ – FK28x27.5x1A-M8 -4 Filter King 28×27.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28 x 27.5 x .75″ – FK28x27.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-11-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-11-5-x-75-fk25x11-5x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK25x11.5x1A-M8-4.webp?v=1767260735 Filter King 25×11.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 11.5 x .75″ – FK25x11.5x1A-M8 -4 Filter King 25×11.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 11.5 x .75″ – FK25x11.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x30x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-11-5-x-29-5-x-75-fb12x30-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FB12X30-4_70481de7-1327-4c92-9572-2bcd6cd6f133.jpg?v=1767260859 Filter King 12x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 29.5 x .75″ – FB12X30 – 4 Filter King 12x30x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 11.5 x 29.5 x .75″ – FB12X30 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-21-61-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-x-61-5-x-75-fk21x61-5x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/N_e3379009-a470-4fb3-ad40-a6a227ae7adf.webp?v=1767260977 Filter King 21×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 61.5 x .75″ – FK21x61.5x1A-M8 -4 Filter King 21×61.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21 x 61.5 x .75″ – FK21x61.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK17x34.5x1A-M8-4_09b85ec5-1a99-44cc-a7b8-756df13e2489.jpg?v=1767261163 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 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 2026-07-21T15:47:06-04:00 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 https://hvacdirect.store/products/filter-king-24-5x20x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-24-5-x-20-x-75-fk24-5x20x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/O_37af2c0f-b5e5-4de7-819a-91d46cccb216.jpg?v=1767261522 Filter King 24.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 20 x .75″ – FK24.5x20x1A-M8 -4 Filter King 24.5x20x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 24.5 x 20 x .75″ – FK24.5x20x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-12x20x4-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-fb12x20x4-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_f3adcc02-5b6f-4e77-85c5-62a66f4e50c1.jpg?v=1767264780 Filter King 12x20x4 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″ – FB12X20X4 – 4 Filter King 12x20x4 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″ – FB12X20X4 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-20-13-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-20-x-13-5-x-75-fk20x13-5x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK20x13.5x1A-M8-4.png?v=1767261707 Filter King 20×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 13.5 x .75″ – FK20x13.5x1A-M8 -4 Filter King 20×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 20 x 13.5 x .75″ – FK20x13.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-18-5-39-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-18-5-x-39-5-x-75-fk18-5-39-5x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/P_d35718bc-689c-4136-9b71-514569aed263.png?v=1767261826 Filter King 18.5×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 39.5 x .75″ – FK18.5×39.5x1A-M8- 4 Filter King 18.5×39.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 39.5 x .75″ – FK18.5×39.5x1A-M8- 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x36x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-35-5-x-0-5-fb16x36x0-5-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_1108dd2d-d234-4503-b3a8-a9d65a1e3765.jpg?v=1767261942 Filter King 16x36x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 35.5 x 0.5″ – FB16X36X0.5 – 4 Filter King 16x36x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 35.5 x 0.5″ – FB16X36X0.5 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-12-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-12-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/25x12.webp?v=1767262062 Filter King 25×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 12.5 x .75″ Filter King 25×12.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 12.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x25x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-24-5-x-1-75-fb16x25x2-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_8dc37b52-a7d2-4568-8753-7f844093ea08.jpg?v=1767262184 Filter King 16x25x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24.5 x 1.75″ – FB16X25X2 – 4 Filter King 16x25x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 24.5 x 1.75″ – FB16X25X2 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-27-31-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-27-x-31-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/27x31.jpg?v=1767262246 Filter King 27×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 31.5 x .75″ Filter King 27×31.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 27 x 31.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-24x24x2-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-75-x-23-75-x-1-75-fb24x24x2-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_ca8a572f-13d6-46bf-811b-bf1be32fe81a.jpg?v=1767262367 Filter King 24x24x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.75 x 23.75 x 1.75″ – FB24X24X2 – 4 Filter King 24x24x2 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.75 x 23.75 x 1.75″ – FB24X24X2 – 4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-13-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-13-5-x-75-fk26x13-5x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/Q_22650239-e585-4f91-a892-6606c9fc51c3.jpg?v=1767262424 Filter King 26×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 13.5 x .75″ – FK26x13.5x1A-M8 -4 Filter King 26×13.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 13.5 x .75″ – FK26x13.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-25-58-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-25-x-58-5-x-75-fk25x58-5x1a-m8-4-128-90 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK25x58.5x1A-M8-4.avif?v=1767262721 Filter King 25×58.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 58.5 x .75″ – FK25x58.5x1A-M8 -4 $128.90 Filter King 25×58.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 25 x 58.5 x .75″ – FK25x58.5x1A-M8 -4 $128.90 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-5x29x1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-5-x-29-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/17x29.webp?v=1767262727 Filter King 17.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 29 x .75″ Filter King 17.5x29x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 29 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/filter-king-16x16x0-5-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-15-5-x-15-5-x-0-5-fb16x16x0-5-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_e5ca35c1-7d92-45cc-ba22-761339943e5b.jpg?v=1767262785 Filter King 16x16x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 15.5 x 0.5″ – FB16X16X0.5 – 4 Filter King 16x16x0.5 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 15.5 x 15.5 x 0.5″ – FB16X16X0.5 – 4 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-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/U_36ad0bce-c3e5-46e9-8e0e-92dc6ad979d3.jpg?v=1767262851 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-23-5-34-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-23-5-x-34-5-x-75-fk23-5-34-5x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK23.5x34.5x1A-M8-4_fded1f61-1d6e-4784-82e7-74da72c231dd.jpg?v=1767263027 Filter King 23.5×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 34.5 x .75″ – FK23.5×34.5x1A-M8 -4 Filter King 23.5×34.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 23.5 x 34.5 x .75″ – FK23.5×34.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/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-0-6 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_82f58dd2-4ebd-4890-8268-7ac7c713315a.jpg?v=1767263148 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″ 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 USA | Actual Size: 22 x 31.5 x .75″ – FK22x31.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-17-33-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-17-x-33-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A_58809e92-b371-4dd2-8875-aa80fdcf0e19.jpg?v=1767263995 Filter King 17×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 33.5 x .75″ Filter King 17×33.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17 x 33.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/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-1-76 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/8X8-1-34_66c1e520-f16a-4a04-a604-851b8f341b6a.jpg?v=1767264054 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″ 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/A1_283eac2d-ab4e-403c-b543-b012f6e3bb18.webp?v=1767265020 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 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 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-19-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-19-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/26x19-1.webp?v=1767265081 Filter King 26×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 19.5 x .75″ Filter King 26×19.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 19.5 x .75″ WholesaleHVACDirect 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/C_f2479bfc-3283-4c6e-a2f1-f4fef4f1b4a8.jpg?v=1767265568 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 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 WholesaleHVACDirect https://hvacdirect.store/products/filter-king-26-42-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-26-x-42-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/23x42.webp?v=1767265687 Filter King 26×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 42.5 x .75″ Filter King 26×42.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 26 x 42.5 x .75″ WholesaleHVACDirect 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 https://hvacdirect.store/products/filter-king-28-5-60-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-28-5-x-60-5-x-75-fk28-5-60-5x1a-m8-4 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/FK28.5x60.5x1A-M8-4_606531e4-0ea0-45e3-8f9b-045ad72a3ee9.jpg?v=1767266169 Filter King 28.5×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 60.5 x .75″ – FK28.5×60.5x1A-M8 -4 Filter King 28.5×60.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 28.5 x 60.5 x .75″ – FK28.5×60.5x1A-M8 -4 WholesaleHVACDirect https://hvacdirect.store/products/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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/F_3206503e-b195-4aea-80ec-7c873432d558.jpg?v=1767266413 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 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 2026-07-21T15:47:06-04:00 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 https://hvacdirect.store/products/filter-king-22x22x1-air-filter-6-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-21-5-x-21-5-x-76 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/83.1_5512dab1-78cd-4b02-9c80-854a93ea50cf.jpg?v=1767266590 Filter King 22x22x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 21.5 x .75″ Filter King 22x22x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 21.5 x 21.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/G_5c62cbfa-6cb7-4578-9a89-3b324f2c0f0a.jpg?v=1767266711 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 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 2026-07-21T15:47:06-04:00 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 https://hvacdirect.store/products/filter-king-29-5-44-5-1-air-filter-4-pack-merv-8-hvac-pleated-a-c-furnace-filters-made-in-usa-actual-size-29-5-x-44-5-x-75 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/10.1_2cfab4dd-04a8-42ee-9223-78e551058ff1.jpg?v=1767266890 Filter King 29.5×44.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 44.5 x .75″ Filter King 29.5×44.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 29.5 x 44.5 x .75″ WholesaleHVACDirect https://hvacdirect.store/products/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 2026-07-21T15:47:06-04:00 daily https://cdn.shopify.com/s/files/1/0697/4780/2407/files/K_3e39ad6a-ef3a-43fb-905e-4ed2f58caf83.jpg?v=1767266951 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 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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 2026-07-21T15:47:06-04:00 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