This Filter Hut Accumulair 28x29.5x1 air filter is solely designed to replace similarly sized 28x29.5x1 air filter specs. Pleated electrostatic charged filter material traps airborne substances according to the MERV standard rating. Chemical free material. Note: Sample filter image displayed is not to scale and is displayed for design purposes. Current stock and 28x29.5x1 air filter variations last verified on 03/24/2020.
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