FilterStudy Score

Permiability Score

PEF1 Score

PEF2 Score

5.1 / 10FilterStudy Score

AllergyZone MERV 12 Allergen Trapping HVAC Furnace 1-Inch Air Filter

4.4 / 10FilterStudy Score

AIRx ALLERGY MERV 11 Pleated 1-Inch Air Filter Review

5.0 / 10FilterStudy Score

AIRx DUST MERV 8 Pleated 1-Inch Air Filter Review

1.7 / 10FilterStudy Score

Castle “One-Year” HVAC 1-Inch Furnace Filter Review

7.7 / 10FilterStudy Score

Filtrete 20x25x1 MERV 13 MPR 2200 Smart Replenishable AC Furnace 1-Inch Air Filter

6.6 / 10FilterStudy Score

Filtrete MERV 11 MPR 1000 Micro Allergen Defense 2-Inch Air Filter Review

5.6 / 10FilterStudy Score

Filters Fast Pleated MERV 13 1-Inch Air Filter Review

3.8 / 10FilterStudy Score

Amazon Basics Merv 8 AC Furnace 1-Inch Air Filter Review

4.5 / 10FilterStudy Score

FilterBuy MERV 11 Pleated AC Furnace 1-Inch Air Filter Review

6.3 / 10FilterStudy Score

FilterBuy Honeywell FC100A1037 Compatible MERV 11 4-Inch Air Filter Review

5.7 / 10FilterStudy Score

Honeywell FR8000F2025 Media Filter for Trueclean Air Cleaner Review

5.8 / 10FilterStudy Score

Honeywell Micro Defense MERV 8 4-Inch Air Filter Review (CF100A1025)

4.0 / 10FilterStudy Score

“SFP Filters” Merv 13 1″ Air Filter Review

3.7 / 10FilterStudy Score

“MERV Filters” MERV 8 Pleated 1″ Air Filter Review

5.2 / 10FilterStudy Score

AIRx Filters MERV 13 1″ Filter

9.4 / 10FilterStudy Score

Lennox X6675 MERV 16 Media Air Cleaner

6.3 / 10FilterStudy Score

Honeywell FC100A1037 Ultra Efficiency Furnace Air Filter

7.7 / 10FilterStudy Score

3M Filtrete MPR 2200 Elite Allergen Air Filter Review

3.9 / 10FilterStudy Score

Nordic Pure MERV 12 Pleated Furnace Air Filter Review

5.1 / 10FilterStudy Score

3M Filtrete MPR 1900 Ultra Allergen Healthy Living Air Filter Review

5.1 / 10FilterStudy Score

Filterbuy Odor Eliminator Air Filter Review

4.9 / 10FilterStudy Score

Trion AirBear MERV13 Air Filter (266649-102)

9.7 / 10FilterStudy Score

Breathable Intake CAL20 Furnace Air Filter Review

4.4 / 10FilterStudy Score

Filterbuy MERV13 Platinum Platinum Furnace Filter Review

4.6 / 10FilterStudy Score

True Blue MERV11 Allergen air Filter Review

6.0 / 10FilterStudy Score

Lennox X6673 HCF20-11 MERV 11 Furnace Air Filter Review

5.5 / 10FilterStudy Score

Aerostar Merv 13 Pleated Air Filter Review

7.3 / 10FilterStudy Score

3M Filtrete MPR 2200 Ultrafine Particle Reduction Air Filter Review

2.8 / 10FilterStudy Score

Carter MERV 8 Permanent Electrostatic Air Filter Review

6.2 / 10FilterStudy Score

3M Filtrete MPR 1200 Allergen Defence Odor Reduction Furnace Filter Review

6.2 / 10FilterStudy Score

3M Filtrete MPR 1000 Micro Allergen Defence Furnace Filter Review

3.6 / 10FilterStudy Score

Filterbuy 20″x25″x1″ Merv 8 Furnace Air Filter Review

6.2 / 10FilterStudy Score

Nordic Pure MERV 12 Pleated Furnace Air Filter Review

3.6 / 10FilterStudy Score

Flanders EZ II Furnace Air Filter Review

7.5 / 10FilterStudy Score

3m Filtrete MPR 1500 Ultra Allergen Healthy Living Furnace Air Filter Review

3.6 / 10FilterStudy Score

Aerostar MERV 8 Pleated Furnace Air Filter Review

4.1 / 10FilterStudy Score

3m Filtrete MPR 300 Clean Living Basic Dust Furnace Air Filter Review

4.4 / 10FilterStudy Score

3M Filtrete MPR 600 Clean Living Basic Dust Furnace Filter Review