The Filtrete MPR 700 Dust, Pollen & Pet Dander Air Filter, designed by 3M to deliver excellent particle capture and airflow quality. As America's #1 recommended HVAC filter brand, based on the 2025 Sago US Brand Health Survey of Residential HVAC Air Filters, Filtrete is recognized for its unwavering commitment to quality and innovation. Millions of households rely on our filters to create cleaner, healthier indoor environments, reflecting our expertise in air filtration. Equipped with exclusive Filtrete 3-in-1 technology and a MPR 700 rating, these furnace and air conditioner filters effectively capture common airborne particles while maintaining strong airflow. This air filter captures 4X more small particles (0.3-3.0 microns in size) than MERV 8 requirements, including pollen, mold spores, dust mite debris, and pet dander, plus larger particles like lint and dust. Use these air filters in your furnace, air conditioner, or HVAC system. For optimal performance, replace your Filtrete Filters at least every 90 days to help keep your heating and cooling system running efficiently. For hassle-free replacement reminders, use the Filtrete Smart App. Simply scan your filter's packaging barcode, set the reminder days, and receive notifications when it's time to change your filter. Filtrete's commitment to consistently high performance and cleaner indoor air* is achieved through our comprehensive management of the entire manufacturing process. From raw materials to finished filters, Filtrete controls every step of the process, from making the filter media to framing it to your filter size, to help ensure our air filters perform at their best. *Cleaner air compared to MERV 8 minimum filter requirements