20x20x1 (19.75 x 19.75) DuPont High Allergen Care Electrostatic Air Filter

20x20x1 (19.75 x 19.75) DuPont High Allergen Care Electrostatic Air FilterThis DuPont High Allergen Care Electrostatic Air Filter utilizes state-of-the-art technologies in odor control. The filtration media incorporates antimicrobial product protection to fight odor causing microbes on the surface of the media itself as well as odor fighting additives which have been shown in controlled laboratory tests to have efficacy on a broad range of household odors. Nominal size is 20 x 20 x 1.