Snap in instillation molded plastic housing won't rust or corrode over time
4" duct collar with damper prevent back drafts
Housing size 8-11/16"W×9-1/8"D×4-3/4"H
Never been used still in the box
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Snap in instillation molded plastic housing won't rust or corrode over time
4" duct collar with damper prevent back drafts
Housing size 8-11/16"W×9-1/8"D×4-3/4"H
Never been used still in the box