Best Air Conditioner Replacement Filters(Updated July 2025)

Looking for the best products? Let Buyer's Report help with our carefully reviewed and rated selections.

How We Rank Products

Advertising Disclosure

Top Products List

Product image of BNX TruFilter 20x25x1 Air Filter MERV 13 (6-Pack) - MADE IN USA - Electrostatic Pleated Air Conditioner HVAC AC Furnace Filters for Allergies, Pollen, Mold, Bacteria, Smoke, Allergen, MPR 1900 FPR 10

BNX TruFilter 20x25x1 Air Filter MERV 13 (6-Pack) - MADE IN USA - Electrostatic Pleated Air Conditioner HVAC AC Furnace Filters for Allergies, Pollen, Mold, Bacteria, Smoke, Allergen, MPR 1900 FPR 10

(17.05K)
$66.99$89.99
Buyer Rating10
Value for money
Filter quality
Works well
Air quality
Ease of installation

Bought by 276 people today

Amazon Logo
Product image of Amazon Basics 14x20x1 Air Filter 6 Pack, MERV 8 AC Furnace Filters (Actual Size: 13.75 x 19.75 x .75)

Amazon Basics 14x20x1 Air Filter 6 Pack, MERV 8 AC Furnace Filters (Actual Size: 13.75 x 19.75 x .75)

(9.66K)
$26.99$29.87
Best Seller badge
Buyer Rating9.7
Value for money
Functionality
Dust collection
Ease of installation

Bought by 127 people today

Amazon Logo
Product image of Colorfil 20x20x1 Air Filter (2-Pack) | Made in the USA | Color Changing | Remove Cat and Dog Odor | MERV 8 for Pet Hair Dander and Dust | 19.5"x19.5"x0.75" Exact Size

Colorfil 20x20x1 Air Filter (2-Pack) | Made in the USA | Color Changing | Remove Cat and Dog Odor | MERV 8 for Pet Hair Dander and Dust | 19.5"x19.5"x0.75" Exact Size

(5.99K)
$37.99
Amazon's Choice badge
Buyer Rating9.5
Functionality

Bought by 210 people today

Amazon Logo
Product image of 18x20x1 Air Filter by Colorfil | Color Changing Filters for Cat and Dog Odor | MERV 8 Furnace AC Filter for Pet Hair and Dust | 17.5"x19.5"x0.75" Exact Size | Pack of 2

18x20x1 Air Filter by Colorfil | Color Changing Filters for Cat and Dog Odor | MERV 8 Furnace AC Filter for Pet Hair and Dust | 17.5"x19.5"x0.75" Exact Size | Pack of 2

(363)
$37.99
Amazon's Choice badge
Buyer Rating9.3
Quality
Color change
Functionality
Ease of use

Bought by 122 people today

Amazon Logo
Product image of Filtrete 20x25x1 AC Furnace Air Filter, MERV 14, MPR 2500, High Performance Premium Allergen, Ultrafine Particles, Bacteria & Virus Filter, CERTIFIED Asthma & Allergy Friendly, 4-Pack

Filtrete 20x25x1 AC Furnace Air Filter, MERV 14, MPR 2500, High Performance Premium Allergen, Ultrafine Particles, Bacteria & Virus Filter, CERTIFIED Asthma & Allergy Friendly, 4-Pack

(38)
$72.00$99.99
Amazon's Choice badge
Buyer Rating9

Bought by 88 people today

Amazon Logo

Guides

Heating, Cooling & Air Quality

Air Conditioner Replacement Filters

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