Return Air Grille Filters (5" deep)
Return Air Grille Filters residential replacement filters are designed to fit existing air filter grilles. Return Air Grille Filters are designed with a 5" filter depth that provides 9 times the media area of a comparible 1" filter, which greatly reduces pressure drop while increasing service life. Return Air Grille Filters utilize a unique knife edge seal header to prevent bypass, and can last 6 months to a year in most home installations. Return Air Grille Filters are offered in MERV 8, 11, 13 and fume control ratings.