21x21x4 (Actual Size) MERV 8
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21x21x4 (Actual Size) MERV 821x21x4 (Actual Size) MERV 1121x21x4 (Actual Size) MERV 1321x21x4 (Actual Size) Carbon MERV 10

21x21x4 Air Filter

Quantity of Filters per Case: 3
Efficiency Rating: MERV 8
Nominal (Actual) Dimensions: 21x21x4 (20.5 x 20.5 x 3.75)
Price:
$ 86.90

Description

Our Accumulair 21x21x4 air filter is solely engineered to replace same sized 21x21x4 air filter type. Pleated electrostatic charged filter media traps contaminants in the air according to the MERV standard rating. Chemical free material. Note: The example filter image displayed is not to scale and is displayed for construction purposes.

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