Best AC Air Filters

2025 Reviews by NewsCenter24

Navigating the many choices for AC air filters can be challenging. Our team spends hours doing research on every AC filter model, and we summarize that information in clear, precise comparisons. Our top pick is based on the factors that are important to our readers, the most popular AC filter models, and our data-driven analysis of all the available AC filter options.

Here are the 10 AC Air Filters that our team of experts reviewed, with useful information so you can easily compare products to find the one that's right for you.

1
10.0
Filterbuy 20x25x1 Air Filter MERV 8 Dust Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 19.50 ...
  • Size: 20x25x1, additional sizes available
  • For Use In: AC Furnace
  • Filtration Level: 600 MPR
  • MERV Rating: 8
  • Quantity: 4-pack
2
9.7
Available in 20 styles
Filtrete 20x25x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Month Pleated 1-Inch Electrostatic Air C...
  • Size: 20x25x1, additional sizes available
  • For Use In: AC furnace
  • Filtration Level: 300 MPR
  • MERV Rating: 5
  • Quantity: 6-pack
3
9.4
Available in 16 styles
Filtrete 16x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cle...
  • Size: 16x20x1
  • For Use In: AC furnace
  • Filtration Level: 1000 MPR
  • MERV Rating: 11
  • Quantity: 2, 4, and 6-packs available
4
9.3
Aerostar 20x20x1 Air Filter MERV 8 (For Allergies, Dust, Lint, Mold & Pet Dander) - Electrostatic MPR 600 & FPR 5 - Pleated HVA...
  • Size: 20x20x1
  • For Use In: AC Furnace
  • Filtration Level: 600 MPR
  • MERV Rating: 8
  • Quantity: 6-pack
5
9.1
Available in 20 styles
Filtrete 20x20x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Month Pleated 1-Inch Electrostatic Air C...
  • Size: 20x20x1, additional sizes available
  • For Use In: AC furnace
  • Filtration Level: 300 MPR
  • MERV Rating: 5
  • Quantity: 6-pack
6
9.0
Filterbuy 20x20x1 Air Filter MERV 8 Dust Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 19.50 ...
  • Size: 20x20x1
  • For Use In: AC furnace
  • Filtration Level: 600 MPR
  • MERV Rating: 8
  • Quantity: 4-pack
7
8.9
Filterbuy 16x25x4 Air Filter MERV 8 Dust Defense (2-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 15.50 ...
  • Size: 16x25x4
  • For Use In: AC furnace
  • Filtration Level: 600 MPR
  • MERV Rating: 8
  • Quantity: 2-pack
8
8.7
Filterbuy 16x20x1 Air Filter MERV 8 Dust Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 15.50 ...
  • Size: 16x20x1
  • For Use In: AC furnace
  • Filtration Level: 600 MPR
  • MERV Rating: 8
  • Quantity: 4-pack
9
8.6
Filterbuy 20x25x5 Air Filter MERV 8 Dust Defense (2-Pack), Pleated HVAC AC Furnace Air Filters for Honeywell FC100A1037, Lennox...
  • Size: 20x25x5
  • For Use In: AC Furnace
  • Filtration Level: 600 MPR
  • MERV Rating: 8
  • Quantity: 2-pack
10
8.4
Available in 20 styles
Filtrete 16x20x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Month Pleated 1-Inch Electrostatic Air C...
  • Size: 16x20x1
  • For Use In: AC furnace
  • Filtration Level: 300 MPR
  • MERV Rating: 5
  • Quantity: 6-pack

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