18x20x4 (Actual Size) MERV 8
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18x20x4 (Actual Size) MERV 818x20x4 (Actual Size) MERV 1118x20x4 (Actual Size) MERV 1318x20x4 (Actual Size) Carbon MERV 10

18x20x4 Air Filter

Quantity of Filters per Case: 3
Efficiency Rating: MERV 8
Nominal (Actual) Dimensions: 18x20x4 (17.5 x 19.5 x 3.75)
Price:
$ 95.90

Description

This Filter Hut Accumulair brand 18x20x4 air filter is exactly constructed to substitute for same sized 18x20x4 air filter specs. Pleated static charged filter material captures contaminants relative to its ASHRAE MERV rating. Free of chemicals. Notice: Example filter image shown is not the actual dimensions and is shown for design only.

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