MERV 12 furnace air conditioner filters are comparable to HVAC filters with the rating of MPR 1900
Nordic Pure 15x20x1 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
Nordic Pure 20x30x2 MERV 12 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 24x24x4 MERV 8 Pleated Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer
23x25x1 Exact MERV 13 Plus Carbon AC Furnace Filters 11x32 1/2x1 MERV 12 furnace air conditionerActual Size: 23 x 25 x 3 4 (23 x 25 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 Made in the