MAKE YOUR HOME YOUR SANCTUARY: 4-pack of 3-month pleated Filtrete 24x24x1 MPR 700 AC Furnace Air Filter helps capture unwanted particles from your household air to contribute to a cleaner, fresher home environment THE HIGHER THE MPR, THE MORE PARTICLES - such as pollen, pet dander, bacteria and viruses - your air filter will capture from the air passing through it ATTRACTS AND CAPTURES particles such as lint, pollen, dust, and pet dander CHANGE YOUR FILTER OFTEN: For optimal performance of your heating & cooling system or HVAC system, change your home air filter at least every 90 days for 1 in. filters CREATE A CHANGE COUNTDOWN in the Filtrete Smart App. Simply use the app to scan the barcode on your filter’s packaging, then choose 30, 60 or 90 days for your replacement countdown. When the lifespan is up, you’ll get a notification to change your filter OUTPERFORMS FIBERGLASS, WASHABLE AND NON-ELECTROSTATIC 3-month pleated 1 in. air filters for your furnace, air conditioner or HVAC system DESIGNED WITH EXCLUSIVE Filtrete Brand 3-in-1 technology from 3M to trap unwanted air particles while letting cleaner air flow through The only brand with MERV + MPR filter ratings for capturing both large and microscopic particles on every pleated filter. MPR 700 has a rating of MERV 8 MOST TRUSTED: Filtrete Brand is North America’s most trusted brand of HVAC Filters, based on 2024 Sago US Brand Health Survey of Residential HVAC Air Filters