Back Draft Damper 12"

Back Draft Damper 12″

A round back draft damper complete with a spring.

Exhaust air from room and keep debris and bacteria from coming in.

Designed to allow airflow in one direction and prevent reverse airflow.

• Spring loaded for positive closure
• Duct Diameter : 12 inches
• Backdraft dampers with galvanized steel collar and lightweight aluminum damper blades