Airteva AC, Furnace Filter With (1) Biosponge Plus Replacement Pad "(24 X 24 x 1) Actual Size: 23 3/8 x 23 3/8 x 3/4

Provides maximum protection against airborne contamination with a 60-day money-back guarantee Includes a permanent aluminum frame and a BioSponge Plus refill for easy replacement Fits all makes and models of furnaces and air conditioners in any size available Backed by a 10-year warranty, making it potentially the last furnace filter you'll ever purchase Constructed from heavy-duty extruded aluminum with a patented Leak-Guard seal to ensure 100% air filtration BioSponge Plus filter media eliminates the filter as a potential breeding ground for microorganisms and controls airborne germs with its Ageis microbe shield Features a special dual-density design for an extended 60-day filter life Measures 24 x 24 x 1 inches, with an actual size of 23 3/8 x 23 3/8 x 3/4 inches