MAKE YOUR HOME YOUR SANCTUARY: The 3-month pleated 1" Filtrete MERV 14 MPR 2500 AC Furnace Air Filter helps capture unwanted particles from your household air to contribute to a cleaner, fresher home environment COUNTLESS MICROPARTICLES: With a 2500 MPR and MERV 14 rating, as well as a 77% small particle capture rate (1), your Filtrete Filter will help capture many microparticles from the air passing through it EXCLUSIVE TECHNOLOGY: Designed with Filtrete 3-in-1 technology to pull in and trap unwanted particles, allowing cleaner air to flow through VERSATILE USES: Works for changing the air filters in your furnace, air conditioner/heating system or HVAC system 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 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