Best Air Conditioner Replacement Filters(Updated April 2025)

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Product image of BNX TruFilter 20x20x1 MERV 13 (4-Pack) AC Furnace Air Filter - MADE IN USA - Electrostatic Pleated Air Conditioner HVAC AC Furnace Filters - Removes Pollen, Mold, Bacteria, Smoke

BNX TruFilter 20x20x1 MERV 13 (4-Pack) AC Furnace Air Filter - MADE IN USA - Electrostatic Pleated Air Conditioner HVAC AC Furnace Filters - Removes Pollen, Mold, Bacteria, Smoke

(15.85K)
$46.99
Best Seller badge
Buyer Rating10
Value for money
Functionality
Filter quality
Air quality
Ease of installation

Bought by 195 people today

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Product image of Amazon Basics 14x20x1 Air Filter 6 Pack, Merv 8 AC Furnace Filters

Amazon Basics 14x20x1 Air Filter 6 Pack, Merv 8 AC Furnace Filters

(9.18K)
$30.99
Buyer Rating9.7
Value for money
Works well

Bought by 205 people today

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Product image of 20x20x1 Air Filter by Colorfil | Color Changing Filters for Cat and Dog Odor | MERV 8 Furnace AC Filter for Pet Hair and Dust | 19.5"x19.5"x0.75" Exact Size | Pack of 2

20x20x1 Air Filter by Colorfil | Color Changing Filters for Cat and Dog Odor | MERV 8 Furnace AC Filter for Pet Hair and Dust | 19.5"x19.5"x0.75" Exact Size | Pack of 2

(5.82K)
$37.99
Amazon's Choice badge
Buyer Rating9.5
Odor elimination
Functionality

Bought by 201 people today

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Product image of Duck Brand Replacement Air Conditioner Foam Filter, 24-Inch x 15-Inch x 1/4-Inch, 1285234

Duck Brand Replacement Air Conditioner Foam Filter, 24-Inch x 15-Inch x 1/4-Inch, 1285234

(2.73K)
$8.29$9.21
Amazon's Choice badge
Buyer Rating9.3
Works well
Cut to size
Value for money
Filter quality
Dust trap
Material quality

Bought by 145 people today

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Product image of 18x20x1 Air Filter by Colorfil | Color Changing Filters Designed for Cat and Dog Odor | MERV 8 Filter | Air FIlter 18x20x1 | Air Conditioner Filter | HVAC Filter for Pet Hair | 18x20 Air Filter 2 pack

18x20x1 Air Filter by Colorfil | Color Changing Filters Designed for Cat and Dog Odor | MERV 8 Filter | Air FIlter 18x20x1 | Air Conditioner Filter | HVAC Filter for Pet Hair | 18x20 Air Filter 2 pack

(319)
$37.99
Amazon's Choice badge
Buyer Rating9
Value for money
Color change
Functionality
Ease of use

Bought by 195 people today

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Heating, Cooling & Air Quality

Air Conditioner Replacement Filters

Discover the best replacement filters to keep your AC running smoothly all year round.