Filtrete 20x20x1 AC Furnace Air Filter, MERV 13, MPR 1900, Premium Allergen, Bacteria & Virus Filter, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4-Pack (Actual Size 19.69x19.69x0.78 in)

Filtrete 20x20x1 MPR 1900 Air Filter, made by 3M, helps capture unwanted particles from your household air to contribute to a cleaner, fresher home environment. Designed with exclusive Filtrete 3-in-1 technology, including a high MPR 1900 and MERV 13 rating, your AC filter will help pull and capture countless microparticles – such as pet dander, smoke, bacteria and viruses – while letting cleaner air flow through. This air filter captures up to 62% of small particles (1), like bacteria and particles that carry viruses, for cleaner air. Your Filtrete Filter also captures large particles, including lint, pollen and household dust. This air cleaner filter is CERTIFIED asthma and allergy-friendly (2). Use a 3-month pleated 1-inch home HVAC filter in your furnace, air conditioner or HVAC system. Four come in a pack, so keep a few filters as backup, or use them in multiple areas. Change your furnace filter every 90 days. (1) Percent captured is based on ASHRAE 52.2 testing for 0.3 to 1 micron particles from the air passing through the filter, which relates to HVAC industry standard efficiency testing. (2) As outlined in report ASCR: 1246-01. (3) Based on the 2022 Ipsos US Brand Health Study of Residential HVAC Air Filters.

• MAKE YOUR HOME YOUR SANCTUARY: 4-pack of 3-month pleated 1” Filtrete 20x20x1 MPR 1900 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 19.69 x 0.78
• 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 Filtrete 3-in-1 technology to pull in and trap unwanted particles, allowing cleaner air to flow through
• HIGHEST AIRFLOW: Filtrete MPR 1900 Air Filters deliver better airflow than any other brand’s residential 1-in retail MERV 13 filters, based on California Energy Commission claimed data as of 1/29/2027
• CAPTURES MICROPARTICLES: AC filter with a 1900 MPR and MERV 13 rating, as well as a 62% microparticle capture rate, your Filtrete Filter will help 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 (1) and helps capture bacteria, viruses, smoke, and smog particles from the air passing through your filter
• VERSATILE USES: Works for changing any air filter in your furnace, air conditioner/heating system or HVAC system; for optimal performance, change your filter at least once every 90 days
• CHANGE YOUR FILTER OFTEN: For optimal performance, make sure to change your filter at least once every 90 days
• SMART APP: Use the Filtrete Smart App (iOS or Android) to set 30-, 60- or 90-day reminders to change your air filter