This Filter Hut Accumulair brand 18x36x1 air filter is exactly built to replace same sized 18x36x1 air filter specs. Pleated electrostatic charged media traps contaminants in the air relative to its MERV standard specification. Chemical free material. Notice: The sample filter image displayed is not to scale and is included to show design purposes. Current stock and 18x36x1 air filter statements last verified on 03/24/2020.
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