20x20x1 Air Filter, MPR 2800, MERV 14, Healthy Living Ultrafine Particle Reduction 3-Month Pleated 1-Inch Air Filters, 2 Filters

DIFFERENT FROM NOMINAL SIZE: Slightly different from the nominal size, this air filter’s exact dimensions are 19.81 x 19.81 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 MICROPARTICLES: With a 2800 MPR and MERV 14 rating, as well as an 81% small particle capture rate (1) and 93% airborne virus particle capture rate (2), your Filter will help capture many microparticles from the air passing through itYou may also like Fireplace Flame Air Diffuser Humidifier,7 Colors Aromatherapy Essential Oil Diffuser,Ultrasonic Aroma Humidifier with Timer for Home,Bedroom,Office,Yoga (Black, L).