Can Backdraft dampers will keep unwanted air from coming back down your exhaust system. Simple to install. Stainless steel.

Available in 4" to 14" sizes. Product Codes:

BDD4, BDD6, BDD8, BDD10, BDD12, BDD14

The Can Group simply makes the best fans and filters available. With these tried and tested products , you can feel confident you are getting the best for your growing needs.

Products from the Can Group: