4'' Backdraft Damper

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MSRP: $22.75
$12.43
(You save $10.32 )
SKU:
403004
UPC:
8.16731E+11
Condition:
New

Out of stock

Product Overview

Made of galvanized steel. Prevents reverse air flow when fans are shut off. Saves CO2 and prevents odors from flowing backwards. Rubber gasket pre-installed on exterior for an air tight seal.

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