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10 bestA C Filtersof March 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

10.0

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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

10.0

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3

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

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

United Filter

9.8

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4

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

9.5

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5

BLUEAIR Blue Pure 411i Max and 411a Max Genuine Replacement Filter, Blue Pure F4MAX, fits Blue Pure 411i Max and 411a Max Air Purifier

BLUEAIR Blue Pure 411i Max and 411a Max Genuine Replacement Filter, Blue Pure F4MAX, fits Blue Pure 411i Max and 411a Max Air Purifier

BLUEAIR Blue Pure 411i Max and 411a Max Genuine Replacement Filter, Blue Pure F4MAX, fits Blue Pure 411i Max and 411a Max Air Purifier

Blueair

9.2

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OtherRelated productsUp to 6% off

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)

2 Pack Humidifier Wicking Filters Compatible with Honeywell HC-888, HC-888N, Filter C

2 Pack Humidifier Wicking Filters Compatible with Honeywell HC-888, HC-888N, Filter C

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

United Filter M8-1056 Compatible 20x25x5 MERV 11 Furnace Air Filter (Case of 3) - HVAC Filters Purify Air, Removes Pollen, Mould, Bacteria & Smoke - Air Filters Made in Canada

United Filter M8-1056 Compatible 20x25x5 MERV 11 Furnace Air Filter (Case of 3) - HVAC Filters Purify Air, Removes Pollen, Mould, Bacteria & Smoke - Air Filters Made in Canada

6

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

9.0

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7

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

8.7

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6% off

8

16x25x1 - MERV 8 Furnace and A/C Air Filter. Made In Canada & Labelled Manufactured by FurnaceFilters.Ca - Case of 12

16x25x1 - MERV 8 Furnace and A/C Air Filter. Made In Canada & Labelled Manufactured by FurnaceFilters.Ca - Case of 12

16x25x1 - MERV 8 Furnace and A/C Air Filter. Made In Canada & Labelled Manufactured by FurnaceFilters.Ca - Case of 12

8.4

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6% off

9

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

8.1

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10

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

7.8

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