The 3M Filtrete MPR 2500 Premium Allergen & Ultrafine Particles Air Filter is a high-performance HVAC filter designed to create a cleaner, healthier home environment. This 4-pack of 1-inch electrostatic pleated filters features a 2500 MPR (Microparticle Performance Rating) and MERV 14 rating, delivering a 77% small particle capture rate and up to 90% capture rate for airborne virus particles.

Designed with exclusive Filtrete 3-in-1 technology, these filters pull in and trap countless microparticles including pet dander, smoke, bacteria, viruses, dust mite debris, and mold spores, while also capturing large particles like lint, pollen, and household dust. The filters are Certified Asthma and Allergy Friendly and EPA Registered, making them ideal for homes with allergy sufferers or those seeking superior air quality.

Each filter is constructed from white polypropylene material and lasts up to 3 months under normal use. Compatible with furnaces, air conditioners, and HVAC systems, these filters help protect your heating and cooling equipment while improving indoor air quality. The Filtrete brand is North America's most trusted HVAC filter brand and the #1 recommended air filter brand by professionals. For optimal performance, change filters every 90 days and use the Filtrete Smart App to set convenient replacement reminders.