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)

DIFFERENT FROM NOMINAL SIZE: Slightly different from the nominal size, this air filter’s exact dimensions are 19.69 x 19.69 x 0.81 EXCLUSIVE TECHNOLOGY: Designed with exclusive 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 itYou may also like Smart Evaporative Humidifier Large Room up to 1000ft², 800ml/h High Output Air Humidifiers for Bedroom, 10L, 50H Long Runtime with Precise Humidification for Plants, Home, Office, White, HHM774S.