Filtrete 10x20x1 Air Filter, MPR 1000, MERV 11, Micro Allergen Defense 3-Month Pleated 1-Inch Air Filters, 4 Filters

• MAKE YOUR HOME YOUR SANCTUARY: 4-pack of 3-month pleated 1” Filtrete 10x20x1 MPR 1000 AC Furnace Air Filter helps capture unwanted particles from your household air to contribute to a cleaner, fresher home environment
• DIFFERENT FROM NOMINAL SIZE: Slightly different from the nominal size, this air filter’s exact dimensions are 9.81 x 19.81 x 0.81
• EXCLUSIVE TECHNOLOGY: Designed with exclusive Filtrete 3-in-1 technology to pull in and trap unwanted particles, allowing cleaner air to flow through
• COUNTLESS PARTICLES: With a 1000 MPR and MERV 11 rating, your air filter will help capture many microparticles from the air passing through it
• 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