OEM furnace filters from top brands including, Lennox, Trion Air Bear, Trane, Honeywell, Aprilaire and more.
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Honeywell FC40R1011 MERV 10 Replacement Filter (20 x 25 x 3")
Regular price From $72.68 USDRegular priceUnit price / perSale price From $72.68 USD -
Respicaire RES-4PADEMCD2025 -20" x 25" x 1" MicroClean 95 Media Pads, 3-Pack
Regular price $37.81 USDRegular priceUnit price / perSale price $37.81 USD -
Dynamic C3P2020 20 X 20 X 1 Polarized Carbon Insert Filter Media 3 Pack
Regular price $80.45 USDRegular priceUnit price / perSale price $80.45 USD -
Aprilaire 310 MERV 11 Replacement Filter (20 x 20 x 4")
Regular price $61.73 USDRegular priceUnit price / perSale price $61.73 USD -
Glasfloss ZLP20201 - 20" x 20" x 1" Z-Line Pleated Air Filter, MERV 10
Regular price From $19.77 USDRegular priceUnit price / perSale price From $19.77 USD -
Honeywell FC40R1029 - 20" x 30" x 3" Return Grille Pleated Air Filter, MERV 10
Regular price From $74.69 USDRegular priceUnit price / perSale price From $74.69 USD -
Aprilaire 501 Replacement Filter (16 x 27 x 6")
Regular price From $69.38 USDRegular priceUnit price / perSale price From $69.38 USD -
Carrier GAPCCCAR2020 MERV 15 Replacement Filter (20 x 20 x 3.5")
Regular price From $132.55 USDRegular priceUnit price / perSale price From $132.55 USD -
TRION 272649-11-202 OEM-2 Air Filter 20x25x4 (2-Pack, MERV 11) Replacement Filter for Honeywell FC100A1037 / FC200E1037, Actual Size 19.83” x 24.75” x 4.375”
Regular price $51.77 USDRegular priceUnit price / perSale price $51.77 USD -
Trane FLRQB5AH18M13 - 17.7" x 20" x 4.7" Quikbox Filter Media 2-Pack, MERV 13
Regular price $64.99 USDRegular priceUnit price / perSale price $64.99 USD -
Koch 102-700-008 - 20" x 20" x 1" Pleated Air Filter, MERV 8
Regular price From $20.49 USDRegular priceUnit price / perSale price From $20.49 USD -
Lennox X5803 - Healthy Climate 94287161 8" HEPA Annual Kit for HEPA-20
Regular price $133.00 USDRegular priceUnit price / perSale price $133.00 USD -
Lennox X8347 - H/C 604642-04 MERV 16 Replacement Filter (17 x 26 x 4")
Regular price $345.32 USDRegular priceUnit price / perSale price $345.32 USD -
Rheem PD540042 - 21" x 21" x 5" Exact-Fit Filter for Air Cleaner AXHF-E21AM, MERV 8
Regular price From $44.49 USDRegular priceUnit price / perSale price From $44.49 USD -
Carrier & Bryant PGAPXCAR2020 - 20" x 20" x 3" Performance Preferred Air Purifier Filter, MERV 13
Regular price From $130.59 USDRegular priceUnit price / perSale price From $130.59 USD -
Trion Air Bear 288649-205 (2-Pack) - 16" x 25" x 5" Air Filter with Carbon, MERV 10
Regular price $79.13 USDRegular priceUnit price / perSale price $79.13 USD -
GeneralAire 11-GA100A37 - 20" x 25" x 4" Replacement Filter for Honeywell FC100A1037, MERV 11
Regular price From $47.39 USDRegular priceUnit price / perSale price From $47.39 USD -
Carrier & Bryant FILXUMC082425 - 24" x 25" x 4" Pleated Air Filter, MERV 8 replaces old part # FILXXCAR0024
Regular price From $55.01 USDRegular priceUnit price / perSale price From $55.01 USD -
Trane FLRQB5FR17M13 - 16.7" x 26" x 4.7" Quikbox Filter Media 2-Pack, MERV 13
Regular price $80.89 USDRegular priceUnit price / perSale price $80.89 USD -
Koch 102-700-028 - 20" x 20" x 4" Pleated Air Filter, MERV 8
Regular price From $25.05 USDRegular priceUnit price / perSale price From $25.05 USD