AAF Flanders 25 in. W X 16 in. H X 5 in. D 11 MERV Pleated Air Filter 1 pk

These filters are made with a blend of polypropylene and polyethylene electrostatic filtration media which is adhered to an expanded metal backing. This combination is deep pleated and encased in a moisture resistant. 1 sided expanded metal backing Encased in a moisture resistant frame V-pleat design for better air flow uniformity Effective against pollen, dust, dust mites, household fibers, pet dander, mold spores, bacteria, smoke and smog