This Accumulair brand 20x30x1 air filter is solely made to replace similarly sized 20x30x1 air filter type. Pleated electrostatically charged filter media traps airborne substances relative to its MERV standard specification. Material is free of chemicals. Notice: The sample filter picture as shown is not the actual dimensions and is shown for construction purposes only. Current stock and 20x30x1 air filter statements last verified on 03/24/2020.
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