16x20x2 Pleated Air Filters MERV 7 Plus Carbon Number Per Box:3 5 and 6-inch thick filters

5 and 6-inch thick filters could last up to 6 months

While traditional electrostatic air filters capture airborne particles

Actual Size: 12 1/2 x 22 1/2 x 3/4 (12

Nordic Pure 16x25x4 Plus Carbon Air Filters MERV 13 are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that will attract and capture most airborne particulates in your home

16x20x2 Pleated Air Filters MERV 7 Plus Carbon Number Per Box:3 5 and 6-inch thick filtersActual Size: 15 1 2 x 19 1 2 x 1 3 4 (15. 5 x 19. 5 x 1. 75) Captures large airborne particles like lint, household dust, pollen, dust mites, mold spores and other contaminants. This dust reduction air filter is ideal in keeping your AC and furnace equipment working efficiently and helps reduce odors Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 7 is equivalent to MPR 600 Made in the USA.