Air Conditioner & Furnace Filters

Shop our wide selection of air conditioner and furnace filters designed to enhance the efficiency of your HVAC system. We offer high-performance replacement filters from top brands like Honeywell, Koch, Ultravation, and Nordyne. These filters are available in various MERV ratings to capture dust, allergens, and pollutants, ensuring clean air for residential and commercial spaces. Regular filter replacement helps maintain system performance and improves indoor air quality. Browse our collection to find the right air conditioner or furnace filters.

  • -13% Sale
Koch Multi-Pleat Replacement Filter - Twelve Pack Koch Multi-Pleat Replacement Filter - Single
Koch Air Filter 13 x 21 1/2 x 1 MERV 8 Pleated Air Filter - 12 Pack
Koch Filter
$144.49 USD -13% $164.95 USD
$144.49 USD
  • -13% Sale
Santa Fe 4027418 Dehumidifier MERV 11 Filter Set
Santa Fe 4027418 Dehumidifier MERV 11 Filter Set
Santa Fe
$133.85 USD -13% $152.44 USD
$133.85 USD
30 x 32 x 1 Water Furnace Filter 4 Pack
Waterfurnace Geothermal 30x32x1 MERV 11 Airguard Air Filter (4PK)
Waterfurnace Geothermal
$241.21 USD -100% $0.00 USD
$241.21 USD
  • -20% Sale
Koch Multi-Pleat Replacement Filter - Twelve Pack Koch Multi-Pleat Replacement Filter - Single
Koch Air Filter 16 x 20 x 2 MERV 8 Pleated Air Filter - 12 Pack
Koch Filter
$86.28 USD -20% $107.85 USD
$86.28 USD
  • -23% Sale
Koch Multi-Pleat Replacement Filter - Twelve Pack Koch Multi-Pleat Replacement Filter - Single
Koch Air Filter 20 x 25 x 1 MERV 8 Pleated Air Filter - 12 Pack
Koch Filter
$92.71 USD -23% $119.77 USD
$92.71 USD
Waterfurnace Geothermal 28x36x2 MERV 11 Airguard Air Filter (4PK) 59P509-05 28 x 36 x 2 Air Filter 4 Pack
Waterfurnace Geothermal 28x36x2 MERV 11 Airguard Air Filter (4PK)
Waterfurnace Geothermal
$367.24 USD -100% $0.00 USD
$367.24 USD
  • -10% Sale
Mitsubishi Filter for SVZ-KP12NA - 2 Pack
Mitsubishi Filter for SVZ-KP12NA - 2 Pack
Mitsubishi
$121.23 USD -10% $133.34 USD
$121.23 USD
Mitsubishi PVFY-P48 & PVFY-P54 Air Handler Filter - 2 Pack
Mitsubishi PVFY-P48 & PVFY-P54 Air Handler Filter - 2 Pack
Mitsubishi
$178.25 USD -100% $0.00 USD
$178.25 USD
  • -11% Sale
Koch Multi-Pleat Replacement Filter - Twelve Pack Koch Multi-Pleat Replacement Filter - Single
Koch Air Filter 20 x 22 x 1 MERV 8 Pleated Air Filter - 12 Pack
Koch Filter
$179.58 USD -11% $199.95 USD
$179.58 USD
Waterfurnace Geothermal 30x32x2 MERV 10 PowerGuard Air Filter (4PK)
Waterfurnace Geothermal 30x32x2 MERV 10 PowerGuard Air Filter (4PK)
Waterfurnace Geothermal
$324.95 USD -100% $0.00 USD
$324.95 USD
24 x 28 x 1 Water Furnace Filter 4 Pack
Waterfurnace Geothermal 24x28x1 MERV 11 Airguard Air Filter (4PK)
Waterfurnace Geothermal
$218.33 USD -100% $0.00 USD
$218.33 USD
918395 16 x 25 x 5 MERV 11 Air Filter 3 Pack
Nordyne 918395 16x25x5 MERV 11 Air Filter 3 Pack
Nordyne
$344.41 USD -100% $0.00 USD
$344.41 USD
Waterfurnace Geothermal 28x30x2 MERV 10 PowerGuard Air Filter (4PK)
Waterfurnace Geothermal 28x30x2 MERV 10 PowerGuard Air Filter (4PK)
Waterfurnace Geothermal
$361.22 USD -100% $0.00 USD
$361.22 USD
  • -6% Sale
Koch Multi-Pleat Replacement Filter - Twelve Pack Koch Multi-Pleat Replacement Filter - Single
Koch Air Filter 20 x 20 x 2 MERV 8 Pleated Air Filter - 12 Pack
Koch Filter
$132.34 USD -6% $140.43 USD
$132.34 USD
  • -5% Sale
Ultravation 91-011 HEPA Filter 17 1/2 x 17 1/2 x 12
Ultravation 91-011 HEPA Filter 17 1/2 x 17 1/2 x 12
Ultravation
$548.31 USD -5% $572.37 USD
$548.31 USD
  • -30% Sale
Mitsubishi PEAD-A09 to PEAD-A18 2-Pack
Mitsubishi PEAD-A09 to PEAD-A18 Horizontal Ducted Air Handler Filters
Mitsubishi
$91.39 USD -30% $129.99 USD
$91.39 USD
Mitsubishi Filter for PVFY-P48NAMU-E - 2 Pack
Mitsubishi Filter for PVFY-P48NAMU-E - 2 Pack
Mitsubishi
$152.26 USD -100% $0.00 USD
$152.26 USD
  • -8% Sale
91-006 20x25x5 MERV11 Filter
Ultravation 91-006 20 x 25 x 5 MERV 11 Filter
Ultravation
$82.23 USD -8% $88.76 USD
$82.23 USD
Mitsubishi PVFY-P08NAMU-E Air Handler Filter - 2 Pack
Mitsubishi PVFY-P08NAMU-E Air Handler Filter - 2 Pack
Mitsubishi
$147.58 USD --5% $139.54 USD
$147.58 USD
Mitsubishi PVFY-P30NAMU-E & PVFY-P36 Air Handler Filter - 2 Pack
Mitsubishi PVFY-P30NAMU-E & PVFY-P36 Air Handler Filter - 2 Pack
Mitsubishi
$153.74 USD -100% $0.00 USD
$153.74 USD
  • -12% Sale
Ultravation 91-010 17 1/2 x 17 1/2 x 2 Filter - 3 Pack
Ultravation 91-010 17 1/2 x 17 1/2 x 2 Filter - 3 Pack
Ultravation
$186.59 USD -12% $209.95 USD
$186.59 USD
  • -20% Sale
Koch Multi-Pleat Replacement Filter - Twelve Pack Koch Multi-Pleat Replacement Filter - Single
Koch Air Filter 16 x 16 x 1 MERV 8 Pleated Air Filter - 12 Pack
Koch Filter
$114.99 USD -20% $143.73 USD
$114.99 USD
Mitsubishi Filter for PVFY-P36NAMU-E - 2 Pack
Mitsubishi Filter for PVFY-P36NAMU-E - 2 Pack
Mitsubishi
$157.25 USD -100% $0.00 USD
$157.25 USD
91-008 15x15x2 MERV11 Filter 3 Pack
Ultravation 91-008 15X15X2 MERV11 Filter - 12 Pack
Ultravation
$498.33 USD -100% $0.00 USD
$498.33 USD
918759 23 x 22 x 5 MERV 11 Air Filter 3 Pack
Nordyne 918759 23x22x5 MERV 11 Replacement Air Filter 3 Pack
Nordyne
$264.43 USD -100% $0.00 USD
$264.43 USD
  • -24% Sale
Mitsubishi Small Horizontal Ducted Air Filter
Mitsubishi PEAD-A24 & PEAD-A30 Horizontal Ducted Air Handler Filters
Mitsubishi
$99.95 USD -24% $129.99 USD
$99.95 USD
Mitsubishi Filter for PVFY-P24NAMU-E - 2 Pack
Mitsubishi Filter for PVFY-P24NAMU-E - 2 Pack
Mitsubishi
$152.26 USD --7% $141.41 USD
$152.26 USD
  • -38% Sale
Koch Multi-Pleat Replacement Filter - Twelve Pack Koch Multi-Pleat Replacement Filter - Single
Koch Air Filter 16 x 25 x 2 MERV 8 Pleated Air Filter - 12 Pack
Koch Filter
$77.79 USD -38% $123.49 USD
$77.79 USD
Honeywell FC100A1011 Air Filter - 5 Pack
Honeywell FC100A1011 Air Filter - 5 Pack
Honeywell
$179.82 USD -100% $0.00 USD
$179.82 USD
Mitsubishi Filter for PVA-A24AA7 - 2 Pack
Mitsubishi Filter for PVA-A24AA7 - 2 Pack
Mitsubishi
$147.25 USD --5% $139.54 USD
$147.25 USD
  • -7% Sale
AprilAire 416 MERV 16 Air Filter AprilAire 416 MERV 16 Air Filter
AprilAire 416 MERV 16 Air Filter
AprilAire
$139.40 USD -7% $149.14 USD
$139.40 USD
  • -11% Sale
Honeywell HE300 Humidifier Media Pad - 2 Pack Honeywell HE300 Humidifier Media Pad - 2 Pack
Honeywell HE300 Humidifier Media Pad - 2 Pack
Honeywell
$74.23 USD -11% $82.99 USD
$74.23 USD