Please be aware that UPS and USPS are experiencing delays during the holiday season. We recommend placing orders early to ensure timely delivery. Thank you for your understanding!

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Please be aware that UPS and USPS are experiencing delays during the holiday season. We recommend placing orders early to ensure timely delivery. Thank you for your understanding!

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    • Home / Furnace Filters / Page 3 of 5

    Furnace Filters

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    Browse our selection of high-quality furnace filters designed to improve indoor air quality and maximize the efficiency of your HVAC system. Available in a variety of sizes and MERV ratings, these filters are built to capture dust, allergens, and other airborne particles, ensuring cleaner air for your home or business. Shop now to find the perfect OEM furnace filters that fit your system’s specifications and keep your environment fresh.

    Koch Multi-Pleat Replacement Filter - Six Pack
    Koch Multi-Pleat Replacement Filter - Six Pack
    Sale
    Koch Air Filter 16 x 20 x 4 MERV 11 Multi-Pleat XL11 Pleated Air Filter - 6 Pack Koch Filter $139.66 USD $174.57 USD
    Koch Multi-Pleat Replacement Filter - Twelve Pack
    Koch Multi-Pleat Replacement Filter - Twelve Pack
    Sale
    Koch Air Filter 18 x 18 x 1 MERV 8 Pleated Air Filter - 12 Pack Koch Filter $109.95 USD $137.43 USD
    Koch Multi-Pleat Replacement Filter - Twelve Pack
    Koch Multi-Pleat Replacement Filter - Twelve Pack
    Sale
    Koch Air Filter 17 x 25 x 1 MERV 8 Pleated Air Filter - 12 Pack Koch Filter $203.23 USD $254.03 USD
    Koch Multi-Pleat Replacement Filter - Twelve Pack
    Koch Multi-Pleat Replacement Filter - Twelve Pack
    Sale
    Koch Air Filter 16 x 16 x 1 MERV 8 Pleated Air Filter - 12 Pack Koch Filter $114.99 USD $143.73 USD
    Koch Multi-Pleat Replacement Filter - Twelve Pack
    Koch Multi-Pleat Replacement Filter - Twelve Pack
    Sale
    Koch Air Filter 15 x 20 x 1 MERV 8 Air Filter - 12 Pack Koch Filter $107.79 USD $119.95 USD
    Waterfurnace Geothermal 30x36x2 MERV 10 Powerguard Air Filter (4PK)
    Waterfurnace Geothermal 30x36x2 MERV 10 Powerguard Air Filter (4PK) Waterfurnace Geothermal $332.17 USD
    Koch Multi-Pleat Replacement Filter - Twelve Pack
    Koch Multi-Pleat Replacement Filter - Twelve Pack
    Sale
    Koch Air Filter 18 x 25 x 1 MERV 8 Pleated Air Filter - 12 Pack Koch Filter $118.95 USD $139.95 USD
    POPUP2025 20 x 25 x 5 Air Filter
    Sold Out
    Honeywell POPUP2025 20 x 25 x 5 Air Filter Honeywell $22.00 USD
    Sold Out
    POPUP2020 20 x 20 x 5 Air Filter
    Sold Out
    Honeywell POPUP2020 20 x 20 x 5 Air Filter Honeywell $88.95 USD
    Sold Out
    Koch Multi-Pleat Replacement Filter - Twelve Pack
    Koch Multi-Pleat Replacement Filter - Twelve Pack
    Sale
    Koch Air Filter 20 x 22 x 1 MERV 11 Pleated Air Filter - 12 Pack Koch Filter $144.27 USD $180.34 USD
    Koch Multi-Pleat Replacement Filter - Six Pack
    Koch Multi-Pleat Replacement Filter - Six Pack
    Sale
    Koch Air Filter 24 x 24 x 4 MERV 13 Pleated Air Filter - 6 Pack Koch Filter $294.83 USD $368.53 USD
    Koch Multi-Pleat Replacement Filter - Six Pack
    Koch Multi-Pleat Replacement Filter - Six Pack
    Sale
    Koch Air Filter 16 X 20 X 4 MERV 13 Multi-Pleat GREEN13 Pleated Air Filter - 6 Pack Koch Filter $217.27 USD $271.59 USD
    Koch Multi-Pleat Replacement Filter - Twelve Pack
    Koch Multi-Pleat Replacement Filter - Twelve Pack
    Sale
    Koch Air Filter 20 x 24 x 2 MERV 8 Pleated Air Filter - 12 Pack Koch Filter $155.33 USD $194.16 USD
    AprilAire 416 MERV 16 Air Filter (6 Pack) CLOSE-OUT
    AprilAire 416 MERV 16 Air Filter (6 Pack) CLOSE-OUT
    Sale
    AprilAire 416 MERV 16 Air Filter (6 Pack) CLOSE-OUT AprilAire $695.94 USD $759.38 USD
    Honeywell POPUP1620 MERV11 Air Filter - 2 Pack
    Honeywell POPUP1620 MERV11 Air Filter - 2 Pack Honeywell $127.22 USD
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