This Filter Hut Accumulair 20x36x1 air filter is solely constructed to be a replacement for same sized 20x36x1 air filter type. Pleated electrostatically charged media traps contaminants in the air relative to its MERV standard specification. Chemical free. Note: Sample filter picture shown is not the actual dimensions and is displayed for construction only. Catalog and 20x36x1 air filter variations current as of 03/24/2020.
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