Air Conditioner & Furnace Filters

Shop our full selection of furnace filters, AC filters, and HVAC filters to improve air quality and system performance in your home or business. Whether you’re replacing a furnace filter, upgrading your AC filter, or looking for the best HVAC filter for your setup, we have you covered. Our air filters for home use come in a variety of MERV ratings to effectively capture dust, allergens, and airborne particles. Trusted brands like Honeywell, Koch, Ultravation, and Nordyne ensure long-lasting performance and clean, healthy air. Replace your air filter home system regularly for optimal results. Find the right air conditioner or furnace filters today.

  • Product label: -20% Sale
Koch Multi-Pleat Replacement Filter - Twelve Pack Koch Multi-Pleat Replacement Filter - Single
  • Product label: -9% Sale
Mitsubishi Filter for PVA-A36AA7 Indoor Air Handlers - 2 Pack
  • Product label: -7% Sale
  • Product label: Final Sale
AprilAire 416 MERV 16 Air Filter AprilAire 416 MERV 16 Air Filter
  • Product label: -11% Sale
Honeywell HE300 Humidifier Media Pad - 2 Pack Honeywell HE300 Humidifier Media Pad - 2 Pack
  • Product label: -7% Sale
Mitsubishi Filter for PVFY-P54NAMU-E Indoor Air Handlers - 2 Pack
  • Product label: -11% Sale
Trane BAYSF1255BAA 17” x 25” SlimFit Filter & Rack for S-Series Furnaces
  • Product label: -15% Sale
Koch Multi-Pleat Replacement Filter - Twelve Pack Koch Multi-Pleat Replacement Filter - Single
  • Product label: -20% Sale
Koch Multi-Pleat Replacement Filter - Six Pack Koch Multi-Pleat Replacement Filter - Single
  • Product label: -20% Sale
Koch Multi-Pleat Replacement Filter - Twelve Pack Koch Multi-Pleat Replacement Filter - Single
  • Product label: -11% Sale
Koch Multi-Pleat Replacement Filter - Twelve Pack Koch Multi-Pleat Replacement Filter - Single
  • Product label: -16% Sale
Koch Multi-Pleat Replacement Filter - Twelve Pack Koch Multi-Pleat Replacement Filter - Single
  • Product label: Sold out
  • Product label: Preorder
Mitsubishi PEAD-A09 to PEAD-A18 2-Pack
  • Product label: -91% Sale
RHF562 and ARK564 Filter Bundle for PremierOne HP500 ARK564 Filter Bundle for PremierOne HP500
  • Product label: Sold out
Waterfurnace Geothermal 30x31.5x4 MERV 8 Koch Air Filter (12PK)
  • Product label: -8% Sale
Mitsubishi Filter for PVFY-P30NAMU-E Indoor Air Handlers - 2 Pack
  • Product label: -20% Sale
Koch Multi-Pleat Replacement Filter - Six Pack Koch Multi-Pleat Replacement Filter - Single
  • Product label: -21% Sale
Koch Multi-Pleat Replacement Filter - Six Pack Koch Multi-Pleat Replacement Filter - Single
  • Product label: Sold out
POPUP2025 20 x 25 x 5 Air Filter
  • Product label: Sold out
POPUP2020 20 x 20 x 5 Air Filter
  • Product label: -20% Sale
Koch Multi-Pleat Replacement Filter - Twelve Pack Koch Multi-Pleat Replacement Filter - Single
  • Product label: -10% Sale
Mitsubishi Filter for PVA-AA18NL Indoor Air Handlers - 2 Pack
  • Product label: -10% Sale
Mitsubishi Filter for PVA-AA12NL Indoor Air Handlers - 2 Pack
  • Product label: -9% Sale
Mitsubishi Filter for PVA-AA36NL Indoor Air Handlers - 2 Pack