Airteva AC, Furnace Filter With (1) Biosponge Plus Replacement Pad (20 X 30 x 1) Actual Size: 19 5/8 x 29 5/8 x 3/4"

Constructed from heavy-duty extruded aluminum for maximum durability and a proper air seal Includes a permanent aluminum frame and a BioSponge Plus refill for extended 60-day filter life Features a patented Leak-Guard seal to ensure 100% air filtration, preventing air and pollution from bypassing the filter BioSponge Plus filter media eliminates the filter as a potential breeding ground for microorganisms and controls airborne germs with its Ageis microbe shield Easily fits all makes and models of furnaces and air conditioners, with a variety of sizes available Backed by a 10-year warranty, ensuring you'll always have a filter that fits and performs perfectly