Our Accumulair 19.5x21x0.5 air filter is exactly engineered to be compatible with same sized 19.5x21x0.5 air filter specification. Pleated static charged filter material captures airborne substances according to the MERV specification. Chemical free. Note: Sample filter image as shown is not the actual dimensions and is shown for style purposes only. Catalog and 19.5x21x0.5 air filter statements last verified on 03/24/2020.
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