Each time air passes through a Nordic Pure Pleated ASG activated carbon replacement furnace filter
Nordic Pure 20x20x4 Pleated Air Filters MERV 12 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home
Nordic Pure 18x20x2 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
0 micron contaminants
MERV 14 Air Bear Cub Replacement furnace air conditioner filters are comparable to HVAC filters with the rating of MPR 2800
21 1/2x23x1 Exact MERV 12 Plus Carbon AC Furnace Filters Number Per Box:6 Each time air passes throughActual Size: 21 1 2 x 23 x 3 4 (21. 5 x 23 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 1900 Made