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6" Backdraft Damper

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6" Backdraft Damper

6" Backdraft Damper

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.

$19.60
6" Backdraft Damper—
$19.60

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6" Backdraft Damper

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.

6" Backdraft Damper | Grow It Depot