it is important to regularly change your AC air filters
but they WILL be strong
Nordic Pure 14x20x1 MERV 14 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
MERV 13 furnace filters are comparable to HVAC filters with the rating of MPR 2200-2400
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
15.75x26.5x0.75 Exact Size MERV 13 Plus Carbon Air Filter Number Per Box:6 it is important to regularlyActual Size: 15 3 4 x 26 1 2 x 3 4 (15. 75 x 26. 5 x 0. 75) 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 2400