13x21x4 Air Filter

Quantity of Filters per Case: 3
Efficiency Rating: MERV 8
Nominal (Actual) Dimensions: 13x21x4 (Actual Size)
$ 75.90


Our Accumulair brand 13x21x4 air filter is solely engineered to be a replacement for same sized 13x21x4 air filter style. Pleated electrostatic charged filter material traps contaminants relative to its ASHRAE MERV rating. Chemical free material. Notice: Sample filter image shown is not the actual dimensions and is included to show design purposes only. Catalog and 13x21x4 air filter statements last verified on 03/24/2020.

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