20x24x4 (3 5/8) Pleated Air Filters MERV 13 Plus Carbon 20x25x5 We recommend that you change

We recommend that you change your air filter every 30-90 days to maintain maximum efficiency and indoor air quality

Nordic Pure 20x22x1 MERV 10 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

Replaces Honeywell 20x20x4 and filters with an MPR rating with an actual depth of 4 3/8 and ideal for superior filtration and odor control

Nordic Pure 14x14x1 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

Actual Size: 19 3/4 x 24 1/4 x 4 7/8 (19

20x24x4 (3 5/8) Pleated Air Filters MERV 13 Plus Carbon 20x25x5 We recommend that you changeActual Size: 19 3 8 x 23 3 8 x 3 5 8 (19. 38 x 23. 38 x 3. 63) Removes lint, household dust, pollen, smoke particles, dust mites, pet dander, smog, virus carriers, mold spores, help eliminate unwanted odors and other contaminants. Ideal for customers looking for superior filtration but needing an odor control element Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 13 is equivalent to MPR 2200