Airteva AC, Furnace Filter With Biosponge Plus Replacement Pad, 19.5 x 23.5 x 0.75 Inch

Provides maximum protection against airborne contamination Includes: (1) permanent aluminum frame & (1) BioSponge Plus refill Simple to use, easily fits all makes and models of furnaces and air conditioners--any size available Maybe the last furnace filter you will ever purchase All furnace filter frames are backed by a 10 year warranty Made from extruded heavy duty aluminum and incorporates a patented Leak-Guard seal BioSponge Plus® filter pads eliminate the filter as a potential breeding ground for micro-organisms and control airborne germs with its Ageis microbe shield Special dual density design to allow for an extended 60 day filter life Replacement is a breeze, just peel out the soiled pad, and replace with a fresh one