Skip to content

Your cart is empty

Continue shopping

Have an account?

Log in to check out faster.

Your cart

Loading...

Subtotal

$0.00 USD

Taxes and shipping calculated at checkout

FREE SHIPPING ON ALL ORDERS OVER $500

  • Shop By Brand
    • MR COOL
    • Filter King
    • OXBOX BY TRANE
    • Goodman
  • Catalog
  • OXBOX BY TRANE
  • MR COOL
  • Filter King
  • Goodman
  • Contact
  • Terms & Conditions
  • Return & Refund Policy
  • Privacy Policy
Log in
    WholesaleHVACDirect
    • Shop By Brand
      • MR COOL
      • Filter King
      • OXBOX BY TRANE
      • Goodman
    • Catalog
    • OXBOX BY TRANE
    • MR COOL
    • Filter King
    • Goodman
    • Contact
    • Terms & Conditions
    • Return & Refund Policy
    • Privacy Policy
    Log in Cart

    PRODUCTS - SHOP NOW!

    All Products– WholesaleHVACDirect
    Remove all

    6774 products

    Filter and sort Filter

    Filter and sort

    Filter

    6774 products

    Remove all
    Remove all

    6774 products

    • Filter King 18.5×65.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 65.5 x .75″ – FK18.5×65.5x1A-M8 -4 WholesaleHVACDirect

      Filter King 18.5×65.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 65.5 x .75″ – FK18.5×65.5x1A-M8 -4

      Filter King 18.5×65.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 65.5 x .75″ – FK18.5×65.5x1A-M8 -4

      Vendor:
      WholesaleHVACDirect
      Regular price $133.20 USD
      Regular price Sale price $133.20 USD
      Unit price /  per 
    • Filter King 18.5×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 7.5 x .75″ – FK18.5×7.5x1A-M8-4 WholesaleHVACDirect

      Filter King 18.5×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 7.5 x .75″ – FK18.5×7.5x1A-M8-4

      Filter King 18.5×7.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 7.5 x .75″ – FK18.5×7.5x1A-M8-4

      Vendor:
      Filter King
      Regular price $39.05 USD
      Regular price Sale price $39.05 USD
      Unit price /  per 
    • Filter King 18.5×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 8.5 x .75″ – FK18.5×8.5x1A-M8 -4 WholesaleHVACDirect

      Filter King 18.5×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 8.5 x .75″ – FK18.5×8.5x1A-M8 -4

      Filter King 18.5×8.5×1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18.5 x 8.5 x .75″ – FK18.5×8.5x1A-M8 -4

      Vendor:
      Filter King
      Regular price $52.75 USD
      Regular price Sale price $52.75 USD
      Unit price /  per 
    • 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" WholesaleHVACDirect

      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"

      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"

      Vendor:
      Filter King
      Regular price $44.45 USD
      Regular price Sale price $44.45 USD
      Unit price /  per 
    • 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

      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

      Vendor:
      Filter King
      Regular price $54.45 USD
      Regular price Sale price $54.45 USD
      Unit price /  per 
    • 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

      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"

      Vendor:
      Filter King
      Regular price $44.45 USD
      Regular price Sale price $44.45 USD
      Unit price /  per 
    • 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

      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″

      Vendor:
      Filter King
      Regular price $54.45 USD
      Regular price Sale price $54.45 USD
      Unit price /  per 
    • Filter King 18x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 11.5 x .75" WholesaleHVACDirect

      Filter King 18x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 11.5 x .75"

      Filter King 18x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 11.5 x .75"

      Vendor:
      Filter King
      Regular price $45.60 USD
      Regular price Sale price $45.60 USD
      Unit price /  per 
    • Filter King 18x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 11.5 x .75″ – FK18x12x1-M8 – 4 WholesaleHVACDirect

      Filter King 18x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 11.5 x .75″ – FK18x12x1-M8 – 4

      Filter King 18x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 11.5 x .75″ – FK18x12x1-M8 – 4

      Vendor:
      Filter King
      Regular price $55.60 USD
      Regular price Sale price $55.60 USD
      Unit price /  per 
    • Filter King 18x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 12 x .75″ WholesaleHVACDirect

      Filter King 18x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 12 x .75″

      Filter King 18x12x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 12 x .75″

      Vendor:
      Filter King
      Regular price $43.10 USD
      Regular price Sale price $43.10 USD
      Unit price /  per 
    • Filter King 18x13.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 13.5 x .75" WholesaleHVACDirect

      Filter King 18x13.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 13.5 x .75"

      Filter King 18x13.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 13.5 x .75"

      Vendor:
      Filter King
      Regular price $50.50 USD
      Regular price Sale price $50.50 USD
      Unit price /  per 
    • Filter King 18x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 13 x .75″ – FK18x13x1A-M8 -4 WholesaleHVACDirect

      Filter King 18x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 13 x .75″ – FK18x13x1A-M8 -4

      Filter King 18x13x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 13 x .75″ – FK18x13x1A-M8 -4

      Vendor:
      Filter King
      Regular price $47.80 USD
      Regular price Sale price $47.80 USD
      Unit price /  per 
    • Filter King 18x14.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 14.5 x .75" WholesaleHVACDirect

      Filter King 18x14.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 14.5 x .75"

      Filter King 18x14.5x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 14.5 x .75"

      Vendor:
      Filter King
      Regular price $51.30 USD
      Regular price Sale price $51.30 USD
      Unit price /  per 
    • 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

      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"

      Vendor:
      Filter King
      Regular price $28.50 USD
      Regular price Sale price $28.50 USD
      Unit price /  per 
    • 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

      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″

      Vendor:
      Filter King
      Regular price $38.50 USD
      Regular price Sale price $38.50 USD
      Unit price /  per 
    • 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

      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

      Vendor:
      Filter King
      Regular price $65.60 USD
      Regular price Sale price $65.60 USD
      Unit price /  per 
    • Filter King 18x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 16 x .75″ WholesaleHVACDirect

      Filter King 18x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 16 x .75″

      Sold out

      Filter King 18x16x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 16 x .75″

      Vendor:
      WholesaleHVACDirect
      Regular price $0.00 USD
      Regular price Sale price $0.00 USD
      Unit price /  per 
      Sold out
    • Filter King 18x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 17 x .75" WholesaleHVACDirect

      Filter King 18x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 17 x .75"

      Filter King 18x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 17 x .75"

      Vendor:
      Filter King
      Regular price $52.10 USD
      Regular price Sale price $52.10 USD
      Unit price /  per 
    • Filter King 18x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 17 x .75″ WholesaleHVACDirect

      Filter King 18x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 17 x .75″

      Filter King 18x17x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 18 x 17 x .75″

      Vendor:
      Filter King
      Regular price $62.10 USD
      Regular price Sale price $62.10 USD
      Unit price /  per 
    • 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

      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"

      Vendor:
      Filter King
      Regular price $78.10 USD
      Regular price Sale price $78.10 USD
      Unit price /  per 
    • 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

      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″

      Vendor:
      Filter King
      Regular price $88.10 USD
      Regular price Sale price $88.10 USD
      Unit price /  per 
    • Filter King 18x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 17.5 x .75" WholesaleHVACDirect

      Filter King 18x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 17.5 x .75"

      Filter King 18x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 17.5 x .75"

      Vendor:
      Filter King
      Regular price $29.70 USD
      Regular price Sale price $29.70 USD
      Unit price /  per 
    • Filter King 18x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 17.5 x .75″ WholesaleHVACDirect

      Filter King 18x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 17.5 x .75″

      Filter King 18x18x1 Air Filter | 4-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 17.5 x .75″

      Vendor:
      Filter King
      Regular price $39.70 USD
      Regular price Sale price $39.70 USD
      Unit price /  per 
    • Filter King 18x18x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 17.5 x .75" WholesaleHVACDirect

      Filter King 18x18x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 17.5 x .75"

      Filter King 18x18x1 Air Filter | 6-PACK | MERV 8 HVAC Pleated A/C Furnace Filters | MADE IN USA | Actual Size: 17.5 x 17.5 x .75"

      Vendor:
      Filter King
      Regular price $38.30 USD
      Regular price Sale price $38.30 USD
      Unit price /  per 
    • 1
    • …
    • 74
    • 75
    • 76
    • 77
    • 78
    • …
    • 283

    Our Mission

    Wholesale HVAC Direct

    We are changing the way customers view HVAC by making it more streamlined with multiple options for each aspect of the customer experience. We give the power back to the customer, even with NO HVAC knowledge. Wholesale HVAC Direct provides the best product for your square footage, heating, and cooling sources, with no personal information required until checkout for delivery.

    The bottom line is that we make it affordable and easy without having a salesman in the middle. No staff from Wholesale HVAC Direct are paid on commission and don’t benefit from any sales . We provide an honest experience from the very start to finish.

    Save thousands of dollars and avoid the time it takes calling around to different contractors and scheduling appointments just to get a quote. Here, you get the accurate quote – And ALL Upfront

    Subscribe to our emails

    Payment methods
    • American Express
    • Apple Pay
    • Discover
    • Google Pay
    • Mastercard
    • PayPal
    • Shop Pay
    • Venmo
    • Visa
    © 2026, WholesaleHVACDirect Powered by Shopify
    • Choosing a selection results in a full page refresh.
    • Opens in a new window.