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Best Air Filters

Air Filters: Breathe Easy with Our Top 10 Picks. Shield yourself from airborne toxins and allergens by choosing the best air filters available today. Our comparison page brings you the top 10 options in the market, from the high-performance HEPA filters to the eco-friendly activated carbon filters. Discover the perfect air filter to suit your needs and ensure clean, crisp air in your home or office. Compare features, prices, and customer reviews to make an informed decision and create a healthier environment. Optimize your air quality with our expertly curated selection of air filters.

1
Filtrete 20x25x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size19.69x24.69x0.81 in)
170,385 Reviews
Filtrete 20x25x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size19.69×24.69×0.81 in)
  • MAKE YOUR HOME YOUR SANCTUARY: 6-pack of 3-month pleated Filtrete 20x25x1 MPR 300 AC Furnace Air Filter helps capture unwanted particles from your household air to contribute to a cleaner, fresher home environment
  • DIFFERENT FROM NOMINAL SIZE: Slightly different from the nominal size, this air filter’s exact dimensions are 19.69 x 24.69 x 0.81
  • EXCLUSIVE TECHNOLOGY: Designed with exclusive Filtrete 3-in-1 technology to pull in and trap unwanted particles, allowing cleaner air to flow through
  • COUNTLESS PARTICLES: With a 300 MPR and MERV 5 rating, your Filtrete Filter will help capture many particles from the air passing through it
2
Simply Filters 20x20x1 MERV 8, MPR 600, Air Filter (6 Pack) - Actual Size: 19.75'x19.75'x0.75' HVAC, AC Furnace Air Filter
35,813 Reviews
Simply Filters 20x20x1 MERV 8, MPR 600, Air Filter (6 Pack) – Actual Size: 19.75″x19.75″x0.75″ HVAC, AC Furnace Air Filter
  • Universally Compatible: Measuring 20″ x 20″ x 1″, with an actual size of 19.75″x19.75″ x 0.75″, Simply Filters works with almost any brand. Comparable to 3M Filtrete MPR 600, Filterbuy AFB Silver, and Honey well FPR 5.
  • Cleaner Air Everywhere: Our filters capture dust, mold, pet dander, and pollen in homes, offices, schools, hospitals, and commercial spaces, trapping 90% of airborne particles, promoting a healthier living environment with clean and fresh indoor air.
  • Advanced Pleated Technology: With a higher pleat count than most retail, our meticulously crafted filters offer superior capture coverage, optimizing airflow and efficiency.
  • Long-lasting Filtration & Easy Installation: Enjoy up to 3 months of resilient filtration. Hassle-free replacement for air conditioning units or HVAC systems. Follow airflow arrows and insert into the filter slot for central units or return grilles.
3
Filtrete 20x25x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 2 Pack (Actual Size 19.688 x 24.688 x 0.84 in)
48,514 Reviews
Filtrete 20x25x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 2 Pack (Actual Size 19.688 x 24.688 x 0.84 in)
  • MAKE YOUR HOME YOUR SANCTUARY: 2-pack of 3-month pleated 1” Filtrete 20x25x1 MPR 1000 AC Furnace Air Filter helps capture unwanted particles from your household air to contribute to a cleaner, fresher home environment
  • DIFFERENT FROM NOMINAL SIZE: Slightly different from the nominal size, this air filter’s exact dimensions are 19.69 x 24.69 x 0.81
  • EXCLUSIVE TECHNOLOGY: Designed with exclusive Filtrete 3-in-1 technology to pull in and trap unwanted particles, allowing cleaner air to flow through
  • COUNTLESS PARTICLES: With a 1000 MPR and MERV 11 rating, your air filter will help capture many microparticles from the air passing through it
4
Filterbuy 20x25x1 Air Filter MERV 8 Dust Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 19.50 x 24.50 x 0.75 Inches)
8,631 Reviews
Filterbuy 20x25x1 Air Filter MERV 8 Dust Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 19.50 x 24.50 x 0.75 Inches)
  • 20x25x1 replacement air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 19.50″ 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
  • Electrostatically charged, pleated filters capture more harmful particles, last 3x longer than fiberglass models, and are 100% manufactured within the United States
  • Industrial grade beverage board (recyclable) frames with dual wire backings improve structural integrity and outperform standard cardboard designs
Sale5
Filterbuy 16x25x1 Air Filter MERV 8 Dust Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 15.50 x 24.50 x 0.75 Inches)
12,750 Reviews
Filterbuy 16x25x1 Air Filter MERV 8 Dust Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 15.50 x 24.50 x 0.75 Inches)
  • 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
  • Electrostatically charged, pleated filters capture more harmful particles, last 3x longer than fiberglass models, and are 100% manufactured within the United States
  • Industrial grade beverage board (recyclable) frames with dual wire backings improve structural integrity and outperform standard cardboard designs
6
Aerostar 16x20x1 MERV 13 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 15 3/4'x 19 3/4' x 3/4')
35,024 Reviews
Aerostar 16x20x1 MERV 13 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 15 3/4″x 19 3/4″ x 3/4″)
  • Nominal size: 16x20x1; Actual size 15 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
Sale7
DerBlue 4pcs Replacement HEPA Filters for Holmes AER1 Type Total Air Filter,for HAPF30AT andHAP242-NUC,Total Air Filter Replacement Filters for HAPF30AT
4,675 Reviews
DerBlue 4pcs Replacement HEPA Filters for Holmes AER1 Type Total Air Filter,for HAPF30AT andHAP242-NUC,Total Air Filter Replacement Filters for HAPF30AT
  • Package includes: 4pcs True HEPA Filters(size of each:10 x 4.6 x 1.2 inch).Replaces Filter A, Filter D, Filter K.In order to keep the air clear, It is best to replace the filter at least once every 4 months.
  • Compatible with Holmes Units: CAP531-U, CAP529-U, HAP240, HAP242, HAP412, HAP422, HAP424, HAP706, HAP716, HAP9240, HAP9242, HAP9412, HAP9414, HAP9422, HAP9424
  • Compatible with Bionaire Units: BAP260, BAP815, BAP825, BAP9200, BAP9700, BAP520, BAP 9417, BAP9427, BAP9435.
  • Durable and Long-Lasting: Made from high-quality materials, our filters are built to last. Each filter has a durable construction that ensures prolonged usage and maximum effectiveness.
8
Aerostar 16x25x1 MERV 8 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 15 3/4'x 24 3/4' x 3/4'), White
47,407 Reviews
Aerostar 16x25x1 MERV 8 Pleated Air Filter, AC Furnace Air Filter, 6 Pack (Actual Size: 15 3/4″x 24 3/4″ x 3/4″), White
  • Nominal size: 16x25x1; Actual size 15 3/4″x 24 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
Sale9
Amazon Basics Merv 11 AC Furnace Air Filter - 20'' x 20'' x 1'', 6-Pack
7,854 Reviews
Amazon Basics Merv 11 AC Furnace Air Filter – 20” x 20” x 1”, 6-Pack
  • 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
  • Beverage board frame, wire mesh support, and electrostatically charged synthetic filter material
Sale10
Filtrete 20x25x1 AC Furnace Air Filter, MERV 12, MPR 1500, CERTIFIED asthma & allergy friendly, 3 Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 2-Pack (Actual Size 19.719x24.688x0.78 in)
5,498 Reviews
Filtrete 20x25x1 AC Furnace Air Filter, MERV 12, MPR 1500, CERTIFIED asthma & allergy friendly, 3 Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 2-Pack (Actual Size 19.719×24.688×0.78 in)
  • #1 Recommended Brand* (*Filtrete Brand is the most recommended brand of HVAC Air Filters based on the US Filtrete Brand Health Tracker, Ipsos, June 2022)
  • 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 inch filters, and at least every 12 months for 4 inch and 5 inch 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!

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