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10 bestAc Filter Sizesof December 2024

112M consumers helped this year.

1

Filtrete 16x25x1 Furnace Filter, MPR 1500, MERV 12, Healthy Living Ultra-Allergen 3-Month Pleated 1-Inch Air Filters, 2 Filters
Filtrete 16x25x1 Furnace Filter, MPR 1500, MERV 12, Healthy Living Ultra-Allergen 3-Month Pleated 1-Inch Air Filters, 2 Filters

Filtrete

9.8

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2

Filterbuy 16x25x1 Air Filter MERV 8 Dust Defense (12-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 15.50 x 24.50 x 0.75 Inches)
Filterbuy 16x25x1 Air Filter MERV 8 Dust Defense (12-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 15.50 x 24.50 x 0.75 Inches)

FilterBuy

9.6

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3

United Filter 16x25x5 MERV 11 Furnace Filter (5-Pack), Pleated HVAC AC Furnace Air Filter Compatible with Honeywell FC100A1029, Lennox X6670, Carrier, Bryant (Actual Size: 15.75 x 24.75 x 4.38)
United Filter 16x25x5 MERV 11 Furnace Filter (5-Pack), Pleated HVAC AC Furnace Air Filter Compatible with Honeywell FC100A1029, Lennox X6670, Carrier, Bryant (Actual Size: 15.75 x 24.75 x 4.38)

United Filter

9.4

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4

Air Vent Filters, Vent Filters, Activated Carbon Vent Filters for Home, Floor Vents Registers, Diffusers, Air Purifiers. Air Conditioner Filter, Fits 10"x4"-10"x3"-10"x2" Vents. 12-PACK 4"x10"
Air Vent Filters, Vent Filters, Activated Carbon Vent Filters for Home, Floor Vents Registers, Diffusers, Air Purifiers. Air Conditioner Filter, Fits 10"x4"-10"x3"-10"x2" Vents. 12-PACK 4"x10"

REMRAF

9.2

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5

Filterbuy 20x25x4 Air Filter MERV 13 Optimal Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 19.50 x 24.50 x 3.63 Inches)
Filterbuy 20x25x4 Air Filter MERV 13 Optimal Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 19.50 x 24.50 x 3.63 Inches)

FilterBuy

8.9

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6

Filterbuy 20x25x4 Air Filter MERV 8 Dust Defense (2-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 19.50 x 24.50 x 3.63 Inches)
Filterbuy 20x25x4 Air Filter MERV 8 Dust Defense (2-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 19.50 x 24.50 x 3.63 Inches)

FilterBuy

8.7

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7

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

8.4

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5% off

8

Filterbuy 20x20x1 Air Filter MERV 8 Dust Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 19.50 x 19.50 x 0.75 Inches)
Filterbuy 20x20x1 Air Filter MERV 8 Dust Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 19.50 x 19.50 x 0.75 Inches)

FilterBuy

8.1

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9

Cut to Size Floor Vent Air Filters for home - MERV 8 Electrostatic Cut to Fit Air Filter Roll & Adhesive Hook Tape (50+ Filters) (12" x 90" Triple Filtration)
Cut to Size Floor Vent Air Filters for home - MERV 8 Electrostatic Cut to Fit Air Filter Roll & Adhesive Hook Tape (50+ Filters) (12" x 90" Triple Filtration)

NORTHWEST ENTERPRISES

7.8

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10

Aisetmoon 10 ft x 11.8 Inches Reusable Air Filter, Cut to Fit All Floor Registers MERV 6 Electrostatic, Air Filter Roll, Air Conditioner Replacement Filters
Aisetmoon 10 ft x 11.8 Inches Reusable Air Filter, Cut to Fit All Floor Registers MERV 6 Electrostatic, Air Filter Roll, Air Conditioner Replacement Filters

Aisetmoon

7.5

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