Filtrete 20x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 2 Pack (Actual Size 19.719 x 19.719 x 0.84 in)

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
SUBSCRIBE AND SAVE: On your first order, simply click on Subscribe and Save” to set up your delivery schedule and save up to 10% on your orders
CHANGE YOUR FILTER OFTEN: For optimal performance, make sure to change your filter at least once every 90 days
VERSATILE USES: Works for changing the air filters in your furnace, air conditioner/heating system or HVAC system