Are you looking for the furnace air filters? Do you know what to consider before buying one? Well, we’ve managed to put together a list of the best furnace air filters for your consideration. You can choose one and use it according to your needs.

In most cases, customers lack knowledge about market conditions, which leads to poor purchasing decisions. Fortunately, you have come to the right place as we will present you with a complete guide on how to select the furnace air filters for you. We have searched for hours and spent a lot of time and effort making sure you get a good return on your hard-earned money.

You can find a quick comparison and a list of the top furnace air filters below if you’re short on time.

Our Premium Picks!

EDITOR’S CHOICE
9.7
Filtrete 16x25x1, AC Furnace Air Filter, MPR 300, Clean Living Basic Dust, 6-Pack (exact dimensions 15.69 x 24.69 x 0.81)

Filtrete 16x25x1, AC Furnace Air Filter, MPR 300, Clean Living Basic Dust, 6-Pack (exact dimensions 15.69 x 24.69 x 0.81)

PREMIUM PICK
9.5
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

PREMIUM CHOICE
9.1
Filtrete 16x25x1, AC Furnace Air Filter, MPR 1000, Micro Allergen Defense, 4-Pack (exact dimensions 15.69 x 24.69 x 0.81)

Filtrete 16x25x1, AC Furnace Air Filter, MPR 1000, Micro Allergen Defense, 4-Pack (exact dimensions 15.69 x 24.69 x 0.81)

Best furnace air filters

Filtrete 16x25x1, AC Furnace Air Filter, MPR 300, Clean Living Basic Dust, 6-Pack (exact dimensions 15.69 x 24.69 x 0.81)

EDITOR’S CHOICE

Specifications:

Filtrete 16x25x1, AC Furnace Air Filter, MPR 300, Clean Living Basic Dust, 6-Pack (exact dimensions 15.69 x 24.69 x 0.81)

$46.60  in stock
2 new from $46.60
Free shipping
Amazon.com
as of June 21, 2022 7:38 am

Features

  • OUTPERFORMS FIBERGLASS, WASHABLE AND NON-ELECTROSTATIC: 3-month pleated 1 inch 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 300 has a rating of MERV 5
  • The higher the MPR, the more micro particles-such as pollen, pet dander, smoke, bacteria and viruses-your filter will capture from the air passing through it

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″)

PREMIUM PICK

Specifications:

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")

$36.22  in stock
Amazon.com
as of June 21, 2022 7:38 am

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

Filtrete 16x25x1, AC Furnace Air Filter, MPR 1000, Micro Allergen Defense, 4-Pack (exact dimensions 15.69 x 24.69 x 0.81)

PREMIUM CHOICE

Specifications:

Filtrete 16x25x1, AC Furnace Air Filter, MPR 1000, Micro Allergen Defense, 4-Pack (exact dimensions 15.69 x 24.69 x 0.81)

$57.87  in stock
4 new from $56.42
Free shipping
Amazon.com
as of June 21, 2022 7:38 am

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 16x25x1 MERV 11 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 15 3/4″x 24 3/4″ x 3/4″)

Specifications:

Aerostar 16x25x1 MERV 11 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 15 3/4"x 24 3/4" x 3/4")

$46.81  in stock
Amazon.com
as of June 21, 2022 7:38 am

Features

  • Nominal size: 16x25x1; Actual size 15 3/4"x 24 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

Filtrete 20x25x5, AC Furnace Air Filter, MPR 1550 DP, Healthy Living Ultra Allergen Deep Pleat, 1-Pack (actual dimensions 19.56 x 24.13 x 4.75)

Specifications:

Filtrete 20x25x5, AC Furnace Air Filter, MPR 1550 DP, Healthy Living Ultra Allergen Deep Pleat, 1-Pack (actual dimensions 19.56 x 24.13 x 4.75)

$36.97  in stock
5 new from $36.97
7 used from $22.83
Free shipping
Amazon.com
as of June 21, 2022 7:38 am

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
  • 1550 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

Nordic Pure 18x20x1 MERV 8 Pleated AC Furnace Air Filters 6 Pack

Specifications:

Nordic Pure 18x20x1 MERV 8 Pleated AC Furnace Air Filters 6 Pack

$42.25  in stock
2 new from $42.25
Free shipping
Amazon.com
as of June 21, 2022 7:38 am

Features

  • Nominal Size: 18 x 20 x 1, Actual Size: 17 1/2 x 19 1/2 x 3/4 (17.5 x 19.5 x 0.75)
  • Measure your air filter for the exact size and compare it to our actual size to ensure proper fit.
  • This dust reduction air filter is ideal in keeping your AC and furnace equipment working efficiently and helps reduce odors
  • Nordic Pure MERV 8 is equivalent to MPR 800
  • Made in the USA

Filtrete 16x25x1, AC Furnace Air Filter, MPR 1500, Healthy Living Ultra Allergen, 2-Pack (exact dimensions 15.69 x 24.69 x 0.78)

Specifications:

Filtrete 16x25x1, AC Furnace Air Filter, MPR 1500, Healthy Living Ultra Allergen, 2-Pack (exact dimensions 15.69 x 24.69 x 0.78)

$38.99  in stock
5 new from $38.99
Free shipping
Amazon.com
as of June 21, 2022 7:38 am

Features

  • Helps promote a healthy home by reducing airborne dust, allergens, bacteria & viruses
  • 4x better small bacteria and virus capture {Refers to bacteria and viruses that are less than 1 micron in size}
  • Electrostatically charged to attract and capture microscopic airborne particles
  • Carries a 1500 Microparticle Performance Rating (MPR)
  • Lasts up to 3 months

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

Specifications:

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

$29.08  in stock
2 new from $29.08
Free shipping
Amazon.com
as of June 21, 2022 7:38 am

Features

  • 16x20x1 replacement air filters for your furnace, air conditioner, heat pump, 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

FILTER FBRGLS 20X20X1

Specifications:

FILTER FBRGLS 20X20X1

$43.95  in stock
4 new from $43.95
Amazon.com
as of June 21, 2022 7:38 am

Features

Part Number10055.012020
Size12 Count (Pack of 1)

Aerostar 20x20x1 MERV 13 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19 3/4″ x 19 3/4″ x 3/4″)

Specifications:

Aerostar 20x20x1 MERV 13 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19 3/4" x 19 3/4" x 3/4")

$55.41  in stock
Amazon.com
as of June 21, 2022 7:38 am

Features

  • Nominal size: 20x20x1; Actual size: 19 3/4"x 19 3/4" x 3/4"; 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