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The Best 20X25X4 Slim Fit Air Filter of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best 20X25X4 Slim Fit Air Filter of 2022. Check our ranking below.

2,163 Reviews Scanned

SaleRank No. #1
Filtrete 20x25x4(SlimFit), AC Furnace Air Filter, MPR 1550 DP, Healthy Living Ultra Allergen Deep Pleat, 2-Pack (actual dimensions 19.5 x 24.5 x 3.75)
  • 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
SaleRank No. #2
Filtrete 20x25x4(SlimFit), AC Furnace Air Filter, MPR 1550 DP, Healthy Living Ultra Allergen Deep Pleat, 4-Pack (actual dimensions 19.5 x 24.5 x 3.75)
  • Outperforms fiberglass, washable and non-electrostatic 3-month pleated 1" 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
  • Tip: The higher the MPR (Microparticle Performance Rating), the more particles the filter captures. Select 2500 or 2800 MPR to also capture ultrafine particles
  • Filtrete 1550 MPR (Microparticle Performance Rating) equates to MERV 12
Rank No. #3
Filtrete 20x25x4 SlimFit, AC Furnace Air Filter, MPR 1550 DP, Healthy Living Ultra Allergen Deep Pleat, 2-Pack (exact dimensions 19.5 x 24.5 x 3.75)
  • 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
Rank No. #4
Nordic Pure 20x25x4 MERV 12 Pleated AC Furnace Air Filters 2 Pack
  • Nominal Size: 20 x 25 x 4, Actual Size: 19 1/2 x 24 1/2 x 3 5/8 (19.5 x 24.5 x 3.63)
  • Measure your air filter for the exact size and compare it to our actual size to ensure proper fit.
  • If you are replacing a Honeywell or Lennox 20x25x4 or an air filter with an MPR rating with an actual depth of 4 3/8, please see our 20x25x5 (4 3/8 actual depth)
  • Nordic Pure MERV 12 is equivalent to MPR 1500-1900
  • Made in the USA
Rank No. #5
Filtrete 20x25x4, AC Furnace Air Filter, MPR 1000 DP, Micro Allergen Defense Deep Pleat, 4-Pack (actual dimensions 19.88 x 24.63 x 4.31)
  • 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
Rank No. #6
Aerostar 20x25x4 MERV 8 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 19 1/2"x24 1/2"x3 3/4")
  • Nominal size: 20x25x4; Actual size: 19 1/2"x24 1/2"x3 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. Replace 3"-5" filters every 3-6 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
Rank No. #7
Filtrete 20x25x4, AC Furnace Air Filter, MPR 1550 DP, Healthy Living Ultra Allergen Deep Pleat, 4-Pack (actual dimensions 19.88 x 24.63 x 4.31)
  • 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
SaleRank No. #8
Honeywell FC100A1037 20"x25"x4" Merv 11 Filter Media,(Packaging may vary) Pack of 5
  • Replacement media air cleaner filter
  • Helps remove small particles from the air
  • Meets industry safety standards
  • Measurements are 20 x 25 inches
  • Longevity (months)- 12
Rank No. #9
Honeywell Home 20x25x4 MERV 8, AC Furnace Air Filter, 1 PACK (CF100A1025) (Actual Dimensions: 19.94 x 24.87 x 4.38 in.)
  • A HEALTHIER HOUSEHOLD - Breathe easy in your home with a Honeywell Home 4-Inch High Efficiency Air Cleaner Filter that helps keep hazardous airborne particles out and fresh air flowing in
  • MERV 8 RATING - Get exceptional protection against dust, viruses, bacteria, fungus, pollen, and spores. 20x more effective than typical 1-inch fiberglass filters
  • RECOMMENDED USE - Recommended for homes with pets, people with allergies, homes with smokers, or anyone wanting cleaner air
  • LONG LASTING FILTRATION - Lasts up to 12 months without losing quality over time
  • EASY INSTALLATION - Honeywell Home's easy-to-install air filters make changing out your air filtration unit quick, painless, and mess-free.
Rank No. #10
Filterbuy 20x25x4 Air Filter MERV 13, Pleated HVAC AC Furnace Filters (6-Pack, Platinum)
  • 20x25x4 replacement air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 19.38 x 24.38 x 3.63 inches)
  • MERV 13 synthetic media (comparable with MPR 1500-1900 & FPR 10) protects homes from bacteria and more by trapping 98% 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

Last update on 2022-06-23 / Affiliate links / Images from Amazon Product Advertising API

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We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for 20X25X4 Slim Fit Air Filter that you consider buying. Your questions might include the following:

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  2. Features: What bells and whistles matter for an 20X25X4 Slim Fit Air Filter?
  3. Specifications: How powerful they are can be measured.
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  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 20X25X4 Slim Fit Air Filter.
  7. Product Quality: You don’t always get what you pay for with an 20X25X4 Slim Fit Air Filter, sometimes less, and sometimes more.
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