Each time air passes through a Nordic Pure pleated furnace filter
Nordic Pure 14x25x2 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
Nordic Pure MERV 10 is equivalent to MPR 1000
Nordic Pure 10x30x1 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
Important Note: Almost ALL furnace filters have a different "actual size" than the nominal size printed on the air condition filter
14x25x1 Furnace Air Filters MERV 12 Pleated Plus Carbon Number Per Box:12 Each time air passes throughActual Size: 13 1 2 x 24 1 2 x 3 4 (13. 5 x 24. 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