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20x21x4 (Actual Size) MERV 820x21x4 (Actual Size) MERV 1120x21x4 (Actual Size) MERV 1320x21x4 (Actual Size) Carbon MERV 10

20x21x4 Air Filter

Quantity of Filters per Case: 3
Efficiency Rating: MERV 8
Nominal (Actual) Dimensions: 20x21x4 (Actual Size)
Price:
$ 108.90

Description

This Filter Hut Accumulair brand 20x21x4 air filter is specifically made to replace similarly sized 20x21x4 air filter type. Pleated electrostatically charged filter material traps airborne contaminants relative to its MERV standard rating. Material is free of chemicals. Notice: The sample filter picture as shown is not the actual dimensions and is included to show construction purposes.

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