Filter Hut's Accumulair brand 20x34x4 air filter is exactly constructed to be a replacement for same sized 20x34x4 air filter specs. Pleated electrostatic charged filter material traps airborne particles according to the ASHRAE MERV specification. Chemical free material. Notice: Example filter image shown is not to scale and is included to show construction only. Database and 20x34x4 air filter variations last updated on 03/24/2020.
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