HVAC Furnace Filters

​Ensure optimal air quality and HVAC system performance with our comprehensive selection of high-quality air filters. Designed to capture dust, allergens, and other airborne particles effectively, our filters promote a healthier indoor environment. Regular replacement enhances system efficiency and prolongs equipment lifespan. Explore our range to find the perfect fit for your HVAC system and maintain clean, fresh air throughout your space.​

Koch Air Filter 24 x 24 x 4 MERV 13 Pleated Air Filter - 6 Pack Koch Air Filter 24 x 24 x 4 MERV 13 Pleated Air Filter - 6 Pack
Koch Air Filter 24 x 24 x 4 MERV 13 Pleated Air Filter - 6 Pack
Koch Filter
$294.83 USD -13% $337.26 USD
$294.83 USD
$49.14 each
Koch Air Filter 16 x 20 x 4 MERV 13 Multi-Pleat GREEN13 Pleated Air Filter - 6 Pack Koch Air Filter 16 x 20 x 4 MERV 13 Multi-Pleat GREEN13 Pleated Air Filter - 6 Pack
Koch Air Filter 16 x 20 x 4 MERV 13 Multi-Pleat GREEN13 Pleated Air Filter - 6 Pack
Koch Filter
$237.36 USD -13% $271.59 USD
$237.36 USD
$39.56 each
  • Rapid Ship
Koch Air Filter 16 x 20 x 4 MERV 13 Multi-Pleat GREEN13 Pleated Air Filter - 3 Pack
Koch Air Filter 16 x 20 x 4 MERV 13 Multi-Pleat GREEN13 Pleated Air Filter - 3 Pack
Koch Filter
$166.92 USD -100%
$166.92 USD
$55.64 each
Koch Air Filter 20 x 24 x 2 MERV 8 Pleated Air Filter - 12 Pack Koch Air Filter 20 x 24 x 2 MERV 8 Pleated Air Filter - 12 Pack
Koch Air Filter 20 x 24 x 2 MERV 8 Pleated Air Filter - 12 Pack
Koch Filter
$164.23 USD -16% $194.16 USD
$164.23 USD
$13.69 each
  • Special Order
Koch Air Filter 16 x 20 x 4 MERV 11 Multi-Pleat XL11 Pleated Air Filter - 3 Pack
Koch Air Filter 16 x 20 x 4 MERV 11 Multi-Pleat XL11 Pleated Air Filter - 3 Pack
Koch Filter
$74.97 USD -100%
$74.97 USD
$24.99 each
  • Inventory Closeout Sale
Koch 102-499-016 16 x 20 x 2 MERV 11 Pleated Air Filter - 12 Pack Koch 102-499-016 16 x 20 x 2 MERV 11 Pleated Air Filter - 12 Pack
Koch 102-499-016 16 x 20 x 2 MERV 11 Pleated Air Filter - 12 Pack
Koch Filter
$87.12 USD -44% $152.96 USD
$87.12 USD
$7.26 each
Koch Multi-Pleat Replacement Filter - Twelve Pack Koch Multi-Pleat Replacement Filter - Single
Koch Air Filter 25 x 25 x 1 MERV 8 Pleated Air Filter - 12 Pack
Koch Filter
$198.26 USD -18% $241.53 USD
$198.26 USD
$16.52 each
Koch Multi-Pleat Replacement Filter - Twelve Pack
Koch Air Filter 18 x 30 x 1 MERV 8 Pleated Air Filter - 12 Pack
Koch Filter
$114.96 USD -14% $132.44 USD
$114.96 USD
$9.58 each
  • Inventory Closeout Sale
Koch Multi-Pleat Replacement Filter - Twelve Pack
Koch Air Filter 14 x 14 x 1 MERV 8 Pleated Air Filter - 12 Pack
Koch Filter
$91.97 USD -49% $179.00 USD
$91.97 USD
$7.66 each
Koch Multi-Pleat Replacement Filter - Twelve Pack Koch Multi-Pleat Replacement Filter - Single
Koch Air Filter 20 x 20 x 1 MERV 13 Pleated Air Filter - 12 Pack
Koch Filter
$427.33 USD -20% $534.16 USD
$427.33 USD
$35.61 each
Ultravation 90-016 Media Air Cleaner w/20 x 20 x 5" MERV 11 Filter Standard Powder Coated Finish
Ultravation 90-016 Media Air Cleaner w/20 x 20 x 5" MERV 11 Filter Standard Powder Coated Finish
Ultravation
$134.99 USD -100%
$134.99 USD
  • Clearance Sale
Honeywell POPUP1620 16 x 20 in. Air Filter MERV 11 Honeywell POPUP1620 16 x 20 in. Air Filter MERV 11
Honeywell POPUP1620 16 x 20 in. Air Filter MERV 11
Honeywell
$47.97 USD -53% $99.99 USD
$47.97 USD
Koch Multi-Pleat Replacement Filter - Twelve Pack Koch Multi-Pleat Replacement Filter - Single
Koch Air Filter 14 x 24 x 1 MERV 8 Pleated Air Filter - 12 Pack
Koch Filter
$134.22 USD -18% $162.04 USD
$134.22 USD
$11.19 each
Koch Air Filter 20 x 20 x 4 MERV 13 Pleated Air Filter - 6 Pack Koch Air Filter 20 x 20 x 4 MERV 13 Pleated Air Filter - 6 Pack
Koch Air Filter 20 x 20 x 4 MERV 13 Pleated Air Filter - 6 Pack
Koch Filter
$297.37 USD -40% $490.26 USD
$297.37 USD
$49.56 each
Koch Air Filter 20 x 25 x 4 MERV 13 Pleated Air Filter - 6 Pack Koch Air Filter 20 x 25 x 4 MERV 13 Pleated Air Filter - 6 Pack
Koch Air Filter 20 x 25 x 4 MERV 13 Pleated Air Filter - 6 Pack
Koch Filter
$457.22 USD -21% $571.53 USD
$457.22 USD
$76.20 each
Koch Air Filter 20 x 20 x 2 MERV 13 Pleated Air Filter - 12 Pack Koch Air Filter 20 x 20 x 2 MERV 13 Pleated Air Filter - 12 Pack
Koch Air Filter 20 x 20 x 2 MERV 13 Pleated Air Filter - 12 Pack
Koch Filter
$447.33 USD -20% $559.16 USD
$447.33 USD
$37.28 each
Koch Air Filter 20 x 25 x 2 MERV 13 Pleated Air Filter - 12 Pack Koch Air Filter 20 x 25 x 2 MERV 13 Pleated Air Filter - 12 Pack
Koch Air Filter 20 x 25 x 2 MERV 13 Pleated Air Filter - 12 Pack
Koch Filter
$522.37 USD -20% $652.96 USD
$522.37 USD
$43.53 each
Koch Multi-Pleat Replacement Filter - Twelve Pack Koch Multi-Pleat Replacement Filter - Single
Koch Air Filter 16 x 20 x 1 MERV 13 Pleated Air Filter - 12 Pack
Koch Filter
$197.76 USD -19% $242.21 USD
$197.76 USD
$16.48 each
Koch Multi-Pleat Replacement Filter - Twelve Pack Koch Multi-Pleat Replacement Filter - Single
Koch Air Filter 16 x 20 x 1 MERV 11 Pleated Air Filter - 12 Pack
Koch Filter
$126.33 USD -18% $152.96 USD
$126.33 USD
$10.53 each
Koch Multi-Pleat Replacement Filter - Twelve Pack Koch Multi-Pleat Replacement Filter - Single
Koch Air Filter 20 x 22 x 1 MERV 13 Pleated Air Filter - 12 Pack
Koch Filter
$264.37 USD -18% $321.16 USD
$264.37 USD
$22.03 each
  • Inventory Closeout Sale
Koch 102-499-022 24 x 24 x 2 MERV 11 Pleated Air Filter - 12 Pack Koch 102-499-022 24 x 24 x 2 MERV 11 Pleated Air Filter - 12 Pack
Koch 102-499-022 24 x 24 x 2 MERV 11 Pleated Air Filter - 12 Pack
Koch Filter
$91.00 USD -67% $271.79 USD
$91.00 USD
$7.58 each
Koch Multi-Pleat Replacement Filter - Twelve Pack Koch Multi-Pleat Replacement Filter - Single
Koch Air Filter 24 x 30 x 1 MERV 8 Pleated Air Filter - 12 Pack
Koch Filter
$127.34 USD -14% $146.68 USD
$127.34 USD
$10.61 each
Koch Air Filter 16 x 20 x 4 MERV 8 Multi-Pleat XL8 Pleated Air Filter - 6 Pack Koch Air Filter 16 x 20 x 4 MERV 8 Multi-Pleat XL8 Pleated Air Filter - 6 Pack
Koch Air Filter 16 x 20 x 4 MERV 8 Multi-Pleat XL8 Pleated Air Filter - 6 Pack
Koch Filter
$134.72 USD -17% $160.83 USD
$134.72 USD
$22.45 each