Best Air Conditioner Filters in USA

# Preview Product Price
1 Filtrete 20x20x1, AC Furnace Air Filter, MPR 300, Clean Living Basic Dust, 6-Pack (exact dimensions 19.69 x 19.69 x 0.81) Filtrete 20x20x1, AC Furnace Air Filter, MPR 300, Clean Living Basic Dust, 6-Pack (exact dimensions... $46.60
2 Filtrete 16x20x1, AC Furnace Air Filter, MPR 1000, Micro Allergen Defense, 2-Pack (exact dimensions 15.719 x 19.719 x 0.84) Filtrete 16x20x1, AC Furnace Air Filter, MPR 1000, Micro Allergen Defense, 2-Pack (exact dimensions... $33.99
3 Aerostar 20x20x1 MERV 8 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19 3/4' x 19 3/4' x 3/4') Aerostar 20x20x1 MERV 8 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19 3/4" x 19... $36.22
4 Filtrete 20x25x1, AC Furnace Air Filter, MPR 1500, Healthy Living Ultra Allergen, 2-Pack (exact dimensions 19.719 x 24.688 x 0.78) Filtrete 20x25x1, AC Furnace Air Filter, MPR 1500, Healthy Living Ultra Allergen, 2-Pack (exact... $38.99
5 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 $8.99
6 Aerostar 12x12x1 MERV 8 Pleated Air Filter, AC Furnace Air Filter, 4 Pack (Actual Size: 11 3/4' x 11 3/4' x 3/4') Aerostar 12x12x1 MERV 8 Pleated Air Filter, AC Furnace Air Filter, 4 Pack (Actual Size: 11 3/4" x 11... $24.98
7 Filtrete 14x30x1, AC Furnace Air Filter, MPR 600, Clean Living Dust Reduction, 6-Pack (exact dimensions 13.81 x 29.81 x 0.81) Filtrete 14x30x1, AC Furnace Air Filter, MPR 600, Clean Living Dust Reduction, 6-Pack (exact... $60.99
8 Filterbuy 12x24x1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters (4-Pack, Silver) Filterbuy 12x24x1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters (4-Pack, Silver) $28.48
9 Filterbuy 16x20x1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters (4-Pack, Silver) Filterbuy 16x20x1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters (4-Pack, Silver) $29.08
10 Honeywell FC100A1037 20'x25'x4' Merv 11 Filter Media,(Packaging may vary) Pack of 5 Honeywell FC100A1037 20"x25"x4" Merv 11 Filter Media,(Packaging may vary) Pack of 5 $139.96
11 Vega AC Air Furnace Filters - Cut to Fit - Washable (20x30x1, 2 Pack) Vega AC Air Furnace Filters - Cut to Fit - Washable (20x30x1, 2 Pack) $26.99
12 Filterbuy 20x20x1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters (4-Pack, Silver) Filterbuy 20x20x1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters (4-Pack, Silver) $29.68
13 Nordic Pure 24x30x1 MERV 12 Pleated AC Furnace Air Filters 6 Pack Nordic Pure 24x30x1 MERV 12 Pleated AC Furnace Air Filters 6 Pack $64.08
14 Filterbuy 16x25x1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters (4-Pack, Silver) Filterbuy 16x25x1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters (4-Pack, Silver) $29.56
15 X6673 Lennox 20x25x5 Merv 11 Filter Media 2 Pack X6673 Lennox 20x25x5 Merv 11 Filter Media 2 Pack $64.44
16 AIRx Filters Allergy 20x25x1 MERV 11 Pleated Air Filter - Made in the USA - Box of 6 AIRx Filters Allergy 20x25x1 MERV 11 Pleated Air Filter - Made in the USA - Box of 6 $56.95
17 Filterbuy 20x25x1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters (4-Pack, Silver) Filterbuy 20x25x1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters (4-Pack, Silver) $33.28
18 Cut to Fit Carbon Pad Pre Filter Roll for Air Purifiers Furnace Filters Trash Cans and Air Conditioner Filters (1) Cut to Fit Carbon Pad Pre Filter Roll for Air Purifiers Furnace Filters Trash Cans and Air... $15.99
19 Filtrete 20x25x4, AC Furnace Air Filter, MPR 1000 DP, Micro Allergen Defense Deep Pleat, 2-Pack (actual dimensions 19.88 x 24.63 x 4.31) Filtrete 20x25x4, AC Furnace Air Filter, MPR 1000 DP, Micro Allergen Defense Deep Pleat, 2-Pack... $44.99
20 Filterbuy 20x30x1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters (4-Pack, Silver) Filterbuy 20x30x1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters (4-Pack, Silver) $38.48

There are a lot of products and services available in the market. Consumers find it difficult to choose the best product that meets their needs. In order to help consumers with that process, we have compiled a list of Top 20 Best Air Conditioner Filters, which will allow them to make a more informed decision when buying any product or service.

Before finalizing these products, our team considered numerous factors, such as customer feedback, features, specifications, and price. This list is a useful tool for all of our readers who are looking for The 20 Best Air Conditioner Filters. Hopefully you find it useful!

Best Air Conditioner Filters

Filtrete 20x25x1, AC Furnace Air Filter, MPR 300, Clean Living Basic Dust, 6-Pack (exact dimensions 19.69 x 24.69 x 0.81)

$42.87  in stock
9 new from $41.70
Free shipping
Amazon.com
as of March 9, 2022 3:02 pm

Features

  • Outperforms fiberglass, washable and non electrostatic 3 month pleated 1 inches air filters for your furnace, air conditioner, or HVAC system
  • Exclusive Filtrate Brand 3 in 1 technology from 3M traps unwanted air particles, while letting cleaner air flow through
  • Attracts and captures large particles such as lint, household dust, dust mite debris and mold spores
  • Filtrate 300 MPR (Micro particle Performance Rating) equates to MERV 5
  • For optimum performance, change your home air filter every 90 days or sooner

Filtrete 20x25x1, AC Furnace Air Filter, MPR 1000, Micro Allergen Defense, 2-Pack (exact dimensions 19.688 x 24.688 x 0.84)

$33.99
$30.80
 in stock
10 new from $30.80
2 used from $28.50
Free shipping
Amazon.com
as of March 9, 2022 3:02 pm

Features

  • OUTPERFORMS FIBERGLASS, WASHABLE AND NON-ELECTROSTATIC 3-month pleated 1 in. home 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 particles such as lint, pollen, dust, pet dander, smoke and smog
  • 1000 MPR has a rating of MERV 11
  • 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

Aerostar 20x20x1 MERV 11 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19 3/4"x 19 3/4" x 3/4")

$41.99  in stock
2 new from $41.99
Free shipping
Amazon.com
as of March 9, 2022 3:02 pm

Features

  • 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
  • 100% synthetic electrostatic media for high efficiency with low air flow resistance
  • Manufactured in the USA by Filtration Group, a world-leading manufacturer and supplier of filtration solutions making the world safer, healthier & more productive

Nordic Pure 16x20x1 MERV 12 Pleated AC Furnace Air Filters 6 Pack

$40.22  in stock
3 new from $40.22
Free shipping
Amazon.com
as of March 9, 2022 3:02 pm

Features

  • Nominal Size: 16 x 20 x 1, Actual Size: 15 1/2 x 19 1/2 x 3/4 (15.5 x 19.5 x 0.75)
  • Attracts indoor allergens, dust, pollen and other airborne contaminants.
  • Hypoallergenic and antimicrobial pleated electrostatic filter material
  • Nordic Pure recommends changing 1” air filters every 30-90 days
  • Made in the USA

Aerostar 20x20x1 MERV 8 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19 3/4" x 19 3/4" x 3/4")

$35.09  in stock
2 new from $35.09
Free shipping
Amazon.com
as of March 9, 2022 3:02 pm

Features

  • Nominal size: 20x20x1; Actual size: 19 3/4" x 19 3/4" x 3/4"; This MERV 8 filter is comparable with MPR 600 & FPR 5.
  • Designed to filter microscopic particles such as lint, dust mites, spores, and pollen
  • 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
  • 100% synthetic electrostatic media for high efficiency with low air flow resistance
  • Manufactured in the USA by Filtration Group, a world-leading manufacturer and supplier of filtration solutions making the world safer, healthier & more productive

Filterbuy 16x20x1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters (4-Pack, Silver)

$29.08  in stock
2 new from $29.08
1 used from $26.75
Free shipping
Amazon.com
as of March 9, 2022 3:02 pm

Features

  • 16x20x1 replacement air filters for your furnace, air conditioner, or HVAC system (actual size: 15.50 x 19.50 x 0.75 inches)
  • 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
  • Industrial-grade beverage board frames with dual wire backings outperform standard cardboard designs
  • All components are manufactured within the United States and designed with recyclable materials

Filterbuy 20x30x1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters (4-Pack, Silver)

$37.72  in stock
Amazon.com
as of March 9, 2022 3:02 pm

Features

  • 20x30x1 replacement air filters for your furnace, air conditioner, or HVAC system (actual size: 19.50 x 29.50 x 0.75 inches)
  • 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
  • Industrial-grade beverage board frames with dual wire backings outperform standard cardboard designs
  • All components are manufactured within the United States and designed with recyclable materials

Filtrete 20x25x1, AC Furnace Air Filter, MPR 2200, Healthy Living Elite Allergen, 6-Pack (exact dimensions 19.69 x 24.69 x 0.78)

$125.79
$117.29
 in stock
7 new from $114.99
Free shipping
Amazon.com
as of March 9, 2022 3:02 pm

Features

  • OUTPERFORMS FIBERGLASS, WASHABLE AND NON-ELECTROSTATIC 3-month pleated 1 in. home 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 microscopic particles such as smoke, cough and sneeze debris, bacteria and viruses - and large particles, including lint, household dust and pollen
  • 2200 MPR has a rating of MERV 13
  • 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.69% SMALL PARTICLE CAPTURE, like bacteria and particles that carry viruses ( % captured is based on ASHRAE 52.2 testing for 0.3 to 1 micron particles from the air passing through the filter, which relates to HVAC industry standard efficiency testing).CERTIFIED as asthma & allergy friendly (As outlined in report ASCR: 1246-01).FIND YOUR SIZE: 2200 MPR available in 4 in. , 4 in. slim fit and 5 in. thick air filters.FOR OPTIMAL PERFORMANCE of your heating & cooling system or HVAC system, change your home air filter at least every 90 days for 1in. filters, and at least every 12 months for 4 in. and 5 in. filters.A dirty filter will slow down air flow and make the system work harder to keep you warm or cool - wasting energy. Sign-up for a filter change reminder program that works for you!

Filterbuy 20x22x1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters (6-Pack, Silver)

$47.94  in stock
2 new from $47.94
Free shipping
Amazon.com
as of March 9, 2022 3:02 pm

Features

  • 20x22x1 replacement air filters for your furnace, air conditioner, or HVAC system (actual size: 19.50 x 21.50 x 0.75 inches)
  • 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
  • Industrial-grade beverage board frames with dual wire backings outperform standard cardboard designs
  • All components are manufactured within the United States and designed with recyclable materials

Filterbuy 24x24x1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters (3-Pack, Silver)

$26.40  in stock
Amazon.com
as of March 9, 2022 3:02 pm

Features

  • 24x24x1 replacement air filters for your furnace, air conditioner, or HVAC system (actual size: 23.38 x 23.38 x 0.75 inches)
  • 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
  • Industrial-grade beverage board frames with dual wire backings outperform standard cardboard designs
  • All components are manufactured within the United States and designed with recyclable materials

Filterbuy 23.5x23.5x1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters (6-Pack, Silver)

$69.84  in stock
Amazon.com
as of March 9, 2022 3:02 pm

Features

  • 23.5x23.5x1 replacement air filters for your furnace, air conditioner, or HVAC system (actual size: 23.38 x 23.38 x 1.00 inches)
  • 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
  • Industrial-grade beverage board frames with dual wire backings outperform standard cardboard designs
  • All components are manufactured within the United States and designed with recyclable materials

Filtrete 14x30x1, AC Furnace Air Filter, MPR 600, Clean Living Dust Reduction, 6-Pack (exact dimensions 13.81 x 29.81 x 0.81)

$48.36  in stock
2 new from $48.36
Free shipping
Amazon.com
as of March 9, 2022 3:02 pm

Features

  • 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, dust mite debris and mold spores
  • MPR 600 has a rating of MERV 7
  • 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

AIRx Filters Allergy 20x25x1 MERV 11 Pleated Air Filter - Made in the USA - Box of 6

$57.89  in stock
Amazon.com
as of March 9, 2022 3:02 pm

Features

  • MERV Rated Replacement Air Filter: AIRx Filters 20x25x1 (Actual: 19.50 x 24.50 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 20x25x1 air filter replacement (Actual: 19.50 x 24.50 x 0.75 in) 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 20x25x1 (Actual: 19.50 x 24.50 x 0.75 in) air filters are 100% made in the USA using high quality air filter moisture resistant double-wall beverage board
  • Superior Air Filter Replacement Construction And Specs: AIRx Filters 20x25x1 air filter uses electrostatically charged 100% synthetic gradient media can perform at temperature ranging from 180F (82C) continuous service, peak 225F (107C)
  • Multi-Pack OEM Air Filter Replacement Compatible: AIRx Filters 20x25x1 MERV 11 air filter can replace and/or comparable with Allergen Defense MPR 1000 1085 1200, Odor Reduction MPR 1200 20x25x1 air filter

Aerostar 19 7/8 x 21 1/2 x 1 MERV 13 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19 7/8"x21 1/2"x3/4")

$52.22  in stock
2 new from $52.22
Free shipping
Amazon.com
as of March 9, 2022 3:02 pm

Features

  • 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
  • 100% synthetic electrostatic media for high efficiency with low air flow resistance
  • Manufactured in the USA by Filtration Group, a world-leading manufacturer and supplier of filtration solutions making the world safer, healthier & more productive

FilterBuy 20x20x1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters (4-Pack, Silver)

$37.80
$29.08
 in stock
2 new from $29.08
Free shipping
Amazon.com
as of March 9, 2022 3:02 pm

Features

  • 20x20x1 replacement air filters for your furnace, air conditioner, or HVAC system (actual size: 19.50 x 19.50 x 0.75 inches)
  • 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
  • Industrial-grade beverage board frames with dual wire backings outperform standard cardboard designs
  • All components are manufactured within the United States and designed with recyclable materials

Vega AC Air Furnace Filters - Cut to Fit - Washable (20x30x1, 2 Pack)

$26.99  in stock
Amazon.com
as of March 9, 2022 3:02 pm

Features

  • Made in USA
  • Washable furnace filters
  • Cut to fit to save money
  • Reduces electricity use
  • Removes harmful particles

Filtrete 20x25x4, AC Furnace Air Filter, MPR 1000 DP, Micro Allergen Defense Deep Pleat, 2-Pack (actual dimensions 19.88 x 24.63 x 4.31)

$44.39  in stock
3 new from $44.39
2 used from $39.24
Free shipping
Amazon.com
as of March 9, 2022 3:02 pm

Features

  • Outperforms fiberglass, washable and non-electrostatic 3-month pleated 1" home air filters for your furnace, air conditioner, or HVAC system
  • Exclusive Filtrete Brand 3-in-1 technology from 3M traps unwanted air particles, letting cleaner air flow through
  • Filtrete 1000 MPR (Microparticle Performance Rating) equates to MERV 11
  • 1000 and 1200 MPR also available in 4”, 4” slim fit and 5” air filters.Material: Synthetic
  • For optimal performance, change your home air filter at least every 90 days for 1” filters, and at least every 12 months for 4” and 5” filters.

Filtrete 20x25x1, AC Furnace Air Filter, MPR 1500, Healthy Living Ultra Allergen, 2-Pack (exact dimensions 19.719 x 24.688 x 0.78)

$38.84  in stock
Amazon.com
as of March 9, 2022 3:02 pm

Features

  • OUTPERFORMS FIBERGLASS, WASHABLE AND NON-ELECTROSTATIC 3-month pleated 1 in. home 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 microscopic particles such as smoke, cough and sneeze debris, bacteria and viruses--and large particles, including lint, household dust and pollen
  • 1500 MPR has a rating of MERV 12
  • 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

Filterbuy 16x25x1 Air Filter MERV 8, Pleated HVAC AC Furnace Filters (4-Pack, Silver)

$37.80
$29.08
 in stock
3 new from $29.08
Free shipping
Amazon.com
as of March 9, 2022 3:02 pm

Features

  • 16x25x1 replacement air filters for your furnace, air conditioner, or HVAC system (actual size: 15.50 x 24.50 x 0.75 inches)
  • 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
  • Industrial-grade beverage board frames with dual wire backings outperform standard cardboard designs
  • All components are manufactured within the United States and designed with recyclable materials

Aerostar 12x12x1 MERV 8 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 11 3/4"x11 3/4"x3/4")

$32.85  in stock
2 new from $32.85
Free shipping
Amazon.com
as of March 9, 2022 3:02 pm

Features

  • Nominal size: 12x12x1; Actual size: 11 3/4"x11 3/4"x3/4"; This MERV 8 filter is comparable with MPR 600 & FPR 5.
  • Designed to filter microscopic particles such as lint, dust mites, spores, and pollen
  • 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
  • 100% synthetic electrostatic media for high efficiency with low air flow resistance
  • Manufactured in the USA by Filtration Group, a world-leading manufacturer and supplier of filtration solutions making the world safer, healthier & more productive

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