3M Filtrete 2500 Series 20x25x1 4-Pack Furnace Filter

This high-performance HVAC air filter features MPR 2500 and MERV 14 rating, capturing 77% of small particles and up to 90% of airborne virus particles. The filter uses exclusive Filtrete 3-in-1 technology to pull in and trap unwanted particles while allowing cleaner air to flow through. It captures countless microparticles including pet dander, smoke, bacteria, and viruses, as well as large particles such as lint, pollen, dust mite debris, mold spores, and household dust.

This electrostatic pleated filter is made from polypropylene and is certified Asthma and Allergy Friendly. It works with furnaces, air conditioners, and HVAC systems. Filtrete is North America's most trusted brand of HVAC filters and the number one recommended HVAC air filter brand. Each filter measures 20 inches by 25 inches by 1 inch and the pack contains four filters.

For optimal performance and to maintain your heating and cooling system efficiency, change your filter at least every 90 days. The Filtrete Smart App is available for iOS and Android to set 30-, 60-, or 90-day reminders for filter changes.