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10 bestA C Filtersof December 2025

112M consumers helped this year.

1

Lennox Healthy Climate 20 x 25 x 5 Part # X6673 MERV 11 Model HCF 20-11 Case of 3

Lennox Healthy Climate 20 x 25 x 5 Part # X6673 MERV 11 Model HCF 20-11 Case of 3

Lennox Healthy Climate 20 x 25 x 5 Part # X6673 MERV 11 Model HCF 20-11 Case of 3

Healthy Climate

9.9

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2

Lennox Healthy Climate 16x25x5 X6670 MERV 11 Filter-Actual Size 15 3/4" x 24 3/4" x 4 3/8". Pack of 3.

Lennox Healthy Climate 16x25x5 X6670 MERV 11 Filter-Actual Size 15 3/4" x 24 3/4" x 4 3/8". Pack of 3.

Lennox Healthy Climate 16x25x5 X6670 MERV 11 Filter-Actual Size 15 3/4" x 24 3/4" x 4 3/8". Pack of 3.

Healthy Climate

9.8

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3

Filterbuy 20x20x5 Air Filter MERV 8 Dust Defense (2-Pack), Pleated HVAC AC Furnace Air Filters Replacement for Amana, BDP, Coleman, Electro-Air, Five Seasons, Gibson, Goodman, Nordyne, Payne, Totaline, & York (Actual Size: 20.25 x 20.75 x 5.25)

Filterbuy 20x20x5 Air Filter MERV 8 Dust Defense (2-Pack), Pleated HVAC AC Furnace Air Filters Replacement for Amana, BDP, Coleman, Electro-Air, Five Seasons, Gibson, Goodman, Nordyne, Payne, Totaline, & York (Actual Size: 20.25 x 20.75 x 5.25)

Filterbuy 20x20x5 Air Filter MERV 8 Dust Defense (2-Pack), Pleated HVAC AC Furnace Air Filters Replacement for Amana, BDP, Coleman, Electro-Air, Five Seasons, Gibson, Goodman, Nordyne, Payne, Totaline, & York (Actual Size: 20.25 x 20.75 x 5.25)

FilterBuy

9.5

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4

Nordic Pure 20x25x1M13+C-6 MERV 13 Plus Carbon AC Furnace Air Filters, Quantity-6

Nordic Pure 20x25x1M13+C-6 MERV 13 Plus Carbon AC Furnace Air Filters, Quantity-6

Nordic Pure 20x25x1M13+C-6 MERV 13 Plus Carbon AC Furnace Air Filters, Quantity-6

Nordic Pure

9.2

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5

United Filter 16x25x5 MERV 11 Pleated Furnace Air Filter Compatible with M1-1056 (4-Pack) (Actual Size:15-3/8 x 25-1/2 x 5-1/4) A/C, HVAC Filters Captures Pollen, Mould, Smoke - Made in Canada

United Filter 16x25x5 MERV 11 Pleated Furnace Air Filter Compatible with M1-1056 (4-Pack) (Actual Size:15-3/8 x 25-1/2 x 5-1/4) A/C, HVAC Filters Captures Pollen, Mould, Smoke - Made in Canada

United Filter 16x25x5 MERV 11 Pleated Furnace Air Filter Compatible with M1-1056 (4-Pack) (Actual Size:15-3/8 x 25-1/2 x 5-1/4) A/C, HVAC Filters Captures Pollen, Mould, Smoke - Made in Canada

United Filter

8.9

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OtherRelated productsUp to 36% off

Nordic Pure 20x25x5LXREDM13+C-1 Lennox X6673_X6675 Replacement MERV 13 Plus Carbon Filter

Nordic Pure 20x25x5LXREDM13+C-1 Lennox X6673_X6675 Replacement MERV 13 Plus Carbon Filter

EXSUPRO Humidifier Wicking Filters Compatible with Honeywell HC-888, HC-888N, Filter C Replacements for Honeywell HC888 Series HCM-890 HEV-320 & Duracraft D88 DCM-200(4 pack)

EXSUPRO Humidifier Wicking Filters Compatible with Honeywell HC-888, HC-888N, Filter C Replacements for Honeywell HC888 Series HCM-890 HEV-320 & Duracraft D88 DCM-200(4 pack)

Filterbuy 16x20x1 Air Filter MERV 11 Allergen Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 15.50 x 19.50 x 0.75 Inches)

Filterbuy 16x20x1 Air Filter MERV 11 Allergen Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 15.50 x 19.50 x 0.75 Inches)

16x25x4 (3-5/8) MERV 11 A/C and Furnace Air Filters (Case of 4) Actual Size: 15-1/2" x 24-1/2" x 3-5/8" - HVAC Filters with High Dust Holding Capacity - Made in Canada - United Filter

16x25x4 (3-5/8) MERV 11 A/C and Furnace Air Filters (Case of 4) Actual Size: 15-1/2" x 24-1/2" x 3-5/8" - HVAC Filters with High Dust Holding Capacity - Made in Canada - United Filter

6

M1-1056 GENUINE ORIGINAL MERV 11 (Actual Size: 15-3/8 X 25-1/2 X 5-1/4) GOODMAN, ELECTRO-AIR, FIVE SEASONS, CARRIER, AMANA,TRANE, YORK, TOTALINE, BRYANT, REPLACEMENT MEDIA FILTERS. CASE OF 2

M1-1056 GENUINE ORIGINAL MERV 11 (Actual Size: 15-3/8 X 25-1/2 X 5-1/4) GOODMAN, ELECTRO-AIR, FIVE SEASONS, CARRIER, AMANA,TRANE, YORK, TOTALINE, BRYANT, REPLACEMENT MEDIA FILTERS. CASE OF 2

M1-1056 GENUINE ORIGINAL MERV 11 (Actual Size: 15-3/8 X 25-1/2 X 5-1/4) GOODMAN, ELECTRO-AIR, FIVE SEASONS, CARRIER, AMANA,TRANE, YORK, TOTALINE, BRYANT, REPLACEMENT MEDIA FILTERS. CASE OF 2

M1-1056

8.6

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11% off

7

Lennox X6673 20 x 25 x 5 Replacement MERV 11. Actual Size 19 3/4" x 24 3/4" x 4 3/8." Made in Canada by Furnace Filters.Ca Pkg. of 3

Lennox X6673 20 x 25 x 5 Replacement MERV 11. Actual Size 19 3/4" x 24 3/4" x 4 3/8." Made in Canada by Furnace Filters.Ca Pkg. of 3

Lennox X6673 20 x 25 x 5 Replacement MERV 11. Actual Size 19 3/4" x 24 3/4" x 4 3/8." Made in Canada by Furnace Filters.Ca Pkg. of 3

8.3

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8

X0585 Lennox 20x20x5 MERV 11 Healthy Climate Solutions For Model # HCF14-11. Actual Size 20" x 19 3/4" x 4 3/8". Case of 3 Made in Canada By FurnaceFilters.Ca

X0585 Lennox 20x20x5 MERV 11 Healthy Climate Solutions For Model # HCF14-11. Actual Size 20" x 19 3/4" x 4 3/8". Case of 3 Made in Canada By FurnaceFilters.Ca

X0585 Lennox 20x20x5 MERV 11 Healthy Climate Solutions For Model # HCF14-11. Actual Size 20" x 19 3/4" x 4 3/8". Case of 3 Made in Canada By FurnaceFilters.Ca

FurnaceFilters.Ca

8.1

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9

Carrier KH01AA369 A/C Air Filter 16x16x2, 12 Pack

Carrier KH01AA369 A/C Air Filter 16x16x2, 12 Pack

Carrier KH01AA369 A/C Air Filter 16x16x2, 12 Pack

Carrier

7.8

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10

Lennox Healthy Climate X6670 16x25x5 MERV 11 Replacement Media Filters for Honeywell 16X25 FC100A1029 Actual Size 15-3/4" X 24-3/4" X 4-3/8"; PACK OF 4 FILTERS;

Lennox Healthy Climate X6670 16x25x5 MERV 11 Replacement Media Filters for Honeywell 16X25 FC100A1029 Actual Size 15-3/4" X 24-3/4" X 4-3/8"; PACK OF 4 FILTERS;

Lennox Healthy Climate X6670 16x25x5 MERV 11 Replacement Media Filters for Honeywell 16X25 FC100A1029 Actual Size 15-3/4" X 24-3/4" X 4-3/8"; PACK OF 4 FILTERS;

Wuiil

7.5

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