Filter Hut's Accumulair brand 21.5x24x1 air filter is specifically engineered to replace same sized 21.5x24x1 air filter style. Pleated electrostatically charged media traps airborne contaminants relative to its ASHRAE MERV rating. Chemical free material. Notice: Sample filter image shown is not the actual dimensions and is displayed for style purposes. Current stock and 21.5x24x1 air filter statements are up to date as of 03/24/2020.
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