20x20x1 Pleated MERV 14 Air Filters Number Per Box:12 2 or 3 air filter

2 or 3 air filter frames

Nordic Pure 12x36x1 MERV 8 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

Nordic Pure 10x24x1 MERV 13 Plus Carbon air filters are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that attracts and capture most airborne particulates in your home

We recommend that you change your AC air filter every 3 to 6 months

20x20x1 Pleated MERV 14 Air Filters Number Per Box:12 2 or 3 air filterActual Size: 19 1 2 x 19 1 2 x 3 4 (19. 5 x 19. 5 x 0. 75) Airborne dust, pollen, mold spores, pet dander, smog, dust mite debris, smoke, and bacteria are captured and removed. Ideal for customers with health problems or for commercial units which support a rating of MERV 14 and above Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 14 is equivalent to MPR 2800 Made in the USA. Nordic Pure MERV