20x20x1 Air Filter, MERV 13 MPR 1900, Allergens, Bacteria, Viruses & Air Pollutants, 3-Month AC/Furnace Filters, Cleaner Air Reliable Airflow, 4 HVAC Filters(Act Size 19.62x19.62x0.78 in)

MAKE YOUR HOME YOUR SANCTUARY: This 4-pack of 3-month pleated 20x20x1 MERV 13 MPR 1900 AC Furnace Air Filter helps capture unwanted particles from your household air to contribute to a cleaner, fresher home environment.
TOP PICK: Selected by The New York Times Wirecutter for its ability to clean the air of ultrafine particles without straining your HVAC system.
EXCLUSIVE TECHNOLOGY: HVAC filter designed with 3-in-1 technology to pull in and trap unwanted particles, allowing cleaner air to flow through (Compared to MERV 13 minimum filter requirements; microparticles are 0.3 1.0 in size).
HIGHEST AIRFLOW: MPR 1900 air filters deliver better airflow than any other brand's residential 1" retail MERV 13 filters, based on California Energy Commission claimed data as of 1/29/2025.
CAPTURES MICROPARTICLES: AC Filter with a 1900 MPR and MERV 13 rating, as well as a 62% microparticle capture rate, helps capture many microparticles between 0.3 and 1 micron from the air passing through it.
CERTIFIED: This furnace filter is CERTIFIED asthma and allergy-friendly (2) and helps capture dust, lint and other allergens in your household air.
VERSATILE USES: Works for changing the air filters in your furnace, air conditioner/heating system or HVAC system