as developed by ASHRAE (the American Society of Heating
Nordic Pure 18x20x1 MERV 7 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
smooth side
we recommend that you replace your air conditioning filter every 30-90 days
Nordic Pure 16x20x5 Honeywell Replacement MERV 10 rated air filters are what is considered the traditional 5” filter at an actual 4 3/8”
20x20x1 Furnace Air Filters MERV 12 Pleated Plus Carbon Number Per Box:3 as developed by ASHRAE (theActual Size: 19 1 2 x 19 1 2 x 3 4 (19. 5 x 19. 5 x 0. 75) Removes lint, household dust, pollen, smoke particles, dust mites, pet dander, virus carriers, mold spores, help eliminate unwanted odors and other contaminants. Ideal for customers who not only need odor control but whose daily life demands high filtration Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 12 is equivalent to MPR 1500