Best 5 Air Conditioner Replacement Filters in 2026

The higher the MPR, the more microparticles--such as pollen, pet dander, smoke, bacteria and viruses--your filter will capture from the air passing through it

FOR OPTIMAL PERFORMANCE of your heating & cooling system or HVAC system, change your home air filter at least every 90 days for 1 in. filters

A dirty filter will slow down air flow and make the system work harder to keep you warm or cool--wasting energy.

MERV Rated Replacement Air Filter: AIRx Filters 20x20x1 (Actual: 19.50 x 19.50 x 0.75 in) MERV 11 air filter assures the effectiveness of your home HVAC system resulting to efficient heating, ventilation and air conditioning

Contaminant Reducing Replacement Air Filter: AIRx Filters 20x20x1 air filter replacement (Actual: 19.50 x 19.50 x 0.75 in) AirX air filter 20x20x1 traps 1.0 - 10.0 micron of particles such as lint, dust, pollen, dust mite debris, mold spores, pet dander, smoke, and smog

High Quality Air Filter Replacement Material: AIRx Filters 20x20x1 (Actual: 19.50 x 19.50 x 0.75 in) air filters are 100% made in the USA using high quality air filter moisture resistant double-wall beverage board

Nominal size: 20x20x1; Actual size 19 3/4"x 19 3/4" x 3/4"; This MERV 11 filter is comparable with MPR 1000-1200 & FPR 7

Designed to filter microscopic particles such as lint, dust mites, spores, pollen, pet dander, fine dust, and smoke

Simple to install and a cost-effective step towards a healthier home environment. For best results, change your filters every 60 to 90 days but increase frequency to 30 days during peak summer and winter months

Nominal size: 19 7/8 x 21 1/2x1; Actual size: 19 7/8"x21 1/2"x3/4"; This MERV 13 filter is comparable with MPR 1500-1900 & FPR 10

Designed to filter microscopic particles such as lint, dust mites, spores, pollen, pet dander, fine dust, smoke, viruses, and bacteria

Simple to install and a cost-effective step towards a healthier home environment. For best results, change your filters every 60 to 90 days but increase frequency to 30 days during peak summer and winter months

20x20x1 MERV 8 air filter replacement for your air conditioner, furnace or HVAC system. Actual Size: 19 11/16’’ x 19 11/16’’ x 3/4‘’. Comparable with MPR 600 & FPR 5. Electrostatically charged filter media with industry leading low air flow resistance.

MADE IN USA, SUSTAINABLY - Proudly manufactured by BNX Converting, LLC in Houston, TX, a registered and approved facility (EPA Registration # 101638-TX-1). Adopts single sided (one-piece) frame technology to reduce environmental waste and made sustainably from recycled cardboard.

SUPERIOR PERFORMANCE - The BNX MERV 8 100% synthetic electrostatically charged air filter media outperforms standard fiberglass filters and adopts the latest in electrostatic filtration technology to allow for industry leading superior low air flow resistance while maintaining the highest grade level of filtration.

16x25x1 replacement air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 15.50" x 24.50" x 0.75")

MERV 8 synthetic media (comparable with MPR 600 & FPR 5) protects homes from dust, pollen, and more by trapping 90% of airborne particles without impacting air flow

High-quality construction features an electrostatically charged, pleated design that captures more harmful particles and prolongs the products lifespan by 3 times that of fiberglass models

MERV 8 AC FILTER 10x24x1– Filters Fast AC Filters meet the same quality standards as the name brand filters and we back our 10x24x1 filter with a MERV RATING 8. We are a member of NAFA, The National Air Filter Association. Be wary of cheap filters.

PREMIUM HVAC FILTERS – These 10x24x1 air filters are a compatible replacement for Dupont Silver, Silver Extra, Bronze, Contractor Air Filters, compatible replacement for Filtrete Filters, and many other national brands.

ENHANCE AIR QUALITY IN YOUR HOME – The premium Merv 8 rating Filters Fast filters will help with overall air quality while also helping to extend the life of your heating and cooling system. Spun micro-fibers even make this filter moisture-resistant.

OUTPERFORMS FIBERGLASS, WASHABLE AND NON-ELECTROSTATIC 3-month pleated 1 in. air filters for your furnace, air conditioner or HVAC system

DESIGNED WITH EXCLUSIVE Filtrete Brand 3-in-1 technology from 3M to trap unwanted air particles while letting cleaner air flow through

ATTRACTS AND CAPTURES large particles such as lint, household dust and dust mite debris

AC/Furnace filter for capturing household irritants, improving air quality, and promoting furnace efficiency; 20 x 20 x 1 inch filters, 6-pack

Merv 11 rating for residential use; comparable to MPR 1000-1200 and FPR 7

Captures allergens between 3-10 microns including lint, dust, and pollen

【20x30x1’’ AIR FILTERS】Actual size of the furnace filter is 19.75 x 29.75 x 0.75”; Sold in Packs of 6; This MERV 13 filter is comparable with MPR 1500-1900 & FPR 10

【HIGH EFFICIENCY FILTRATION】MERV 13 air filters will capture 98% of household airborne particles sized 0.3 to 1 microns and help filter out dust & lint, dust mites, pet dander, smoke, smog, auto exhaust, coughs and sneezes, bacteria without reducing air flow; MERV 13 filters are most commonly used in pharmacies, surgical facilities, and smoking lounges

【IMPROVE INDOOR AIR QUALITY】Efficient HVAC filters provide cleaner, healthier, and fresher air for all inhabitants; Timely filter replacement helps prolong service life of your heating and cooling system and can reduce your energy bill

30x32x2 NOMINAL: The actual size of this replacement filter is 29.5" x 31.5" x 1.75"

MERV 13 RATING: With an efficiency of 90% or better, these filters are a great choice for inpatient hospitals and other commercial environments that require increased filtration.

CAPTURES PARTICLES: Breathe easier in your home as our filter clears the air of dust, lint, hair, debris, and other indoor impurities.

Actual Size: 13 inches (length) x 21 1/2 inches (width) x 3/4 inches (depth)

Effective Filtration: MERV 8 synthetic media (comparable with MPR 600 & FPR 5) protects homes from dust, lint, debris, mold, pollen, pet dander, and dust mites

High-Quality Contruction: Features an electrostatically charged, pleated design that captures more particles and prolongs the products lifespan by 3 times that of fiberglass models

MERV 8 filter captures common allergens for fresher, cleaner air. As Tested per ASHRAE 52.2 MERV testing. This filter does not claim to remove or reduce any living allerge

Captures common allergens such as pollen, dust, lint and more

High-performance pleated design and dual wire backing

Excellent Filtration – Our EconoHome air filters will help you breathe cleaner air indoors. This MERV 11 16x25x4 furnace filters helps catch most airborne particles (lint, fine dust, pet dander, smoke, and more) without impacting the airflow in your home.

Dimensions – This furnace filter actual size: 15-15/16"x24-7/8"x4-3/8

Quick & Easy Installation - Switch off the AC system, remove the old AC air filter, and then slide the new air conditioner filter into place. Please make sure that the arrows match the direction of your system's airflow

【A PERFECT, PINK, PET-FRIENDLY AIR FILTER - MADE IN THE USA】Pets are awesome, but let's be completely honest here--they don’t do us any favors when it comes to air quality. High-efficiency, dynamic air conditioner filters by Colorfil were designed specifically to help you enjoy the happiest moments with your pets, with none of the odors.

【NASA-GRADE FILTRATION AT YOUR FINGERTIPS】That’s one small step for man, and one giant leap for home filtration! Colorfil’s 18x18x1 air filter technology was originally built to protect astronauts and spacecraft from nasty gases and odors. You could say we’re the only air filter company that is literally “out of this world.”

【COLOR-SHIFT TECHNOLOGY, A BAD SCENT’S WORST ENEMY】Colorfil’s remarkable home air filter acts as the most feared and respected bouncer at a club – it lets in the good, and keeps out the bad. Whether it's dust, dirt or that pesky pet hair your four-legged friends leave behind, we filter it all to keep you and your loved ones healthy and happy.

<p>* <strong>ENHANCED AIR FILTRATION</strong>: Our 12x12x1 air filters are made using an advanced pleated technology that offers more air coverage, better particle capture performance and helps extend the life of your furnace, air conditioner, or HVAC system. Our pleats are designed with wire backed synthetic electrostatic charged media with high dust holding capacity. </p>

<p>* <strong>FOR OPTIMAL PERFORMANCE</strong> of your heating & cooling system or HVAC system, change your home air filter at least every 90 days. Heat resistant (199F).* FOR OPTIMAL PERFORMANCE of your heating & cooling system or HVAC system, change your home air filter at least every 90 days. Heat resistant (199F).<br /><br /></p>

<p>* <strong>ENERGY SAVING</strong> Low pressure drop pleated design resulting in lower energy cost, disposable pleated panel filter and excellent combination as pre & secondary filter.<br /><br /></p>

1. Washable & Reusable: Designed to be washable and reusable for multiple times without reducing the effect, lower your replacement cost significantly.

2. Advanced & Filtration: To use an Original Life Washable Filter, you do not need to install the original filter and plastic frame. Original Life Washable Filter is made of elastic material and has no frame design. As long as the filter covers the air inlet or outlet, there is a filtering effect.

3. Strong & Durable: Designed with 3D conical weaving fiber structure. Made of PP material.

【Efficient Filtering】 The x6675 merv 16 carbon clean filter is an upgraded version of the X6673 (merv 11) and 19L17 (merv 13) models, which can perform air filtration more efficiently compared to the first two，and the furnace filters 20x25x5 is made of coconut activated and carbon coated fiber matrix, and can remove over 95% of impurities less than 0.3 microns,as well as over 90% of impurities greater than 0.01 microns,providing you with the highest quality air environment.

【X6675 Filter Compatibility】:The actual size of X6675 healthy climate carbon clean filter is 24.8 x 4.3 x 19.8 inches ,and the 20x25x5 MERV 16 filter is compatible with Honeywell,Carrier,Trion air Bear models and the HCC02-28 model that accept 20x25x5 filters.

【Simplicity of Operation】:The installation of our furnace filter 20x25x5 is very simple and easy to operate,and the merv 16 carbon clean filter is a suitable replacement for your furnace,air conditioner filte,or HVAC system,used for filter replacement in homes,hospitals,and even anywhere.