Select from a variety of backdraft dampers for commercial applications. Backdraft dampers (also called gravity dampers) allow airflow in one direction and prevent reverse airflow for use in exhaust or …

When it comes to Rectangular Backdraft Dampers, you can count on Grainger. Supplies and solutions for every industry, plus easy ordering, fast delivery and 24/7 customer support.

The commercial dampers provide low pressure openings with exceptional pressure drop performance, while the industrial line includes heavier gauge materials to withstand the high velocities and back …

One-way flow control without an actuator. Backdraft dampers open and close automatically with airflow. Choose from square, rectangular, and round models.

Product Overview The ICEMAC IC-BDD Series is a gravity-operated, non-motorized damper engineered to maintain unidirectional airflow in ventilation systems. Designed to close automatically under gravity …

AWV manufactures high-quality, long-lasting backdraft dampers that set the standard for how a damper should perform. With their many decades of experience, AWV can help you find the backdraft …

Our round and square/rectangular backdraft damper line below provide effective, energy-saving solutions for the medium pressure and flow levels commonly found in commercial HVAC systems.

Backdraft dampers (also known as gravity dampers) are used in ventilation systems to allow airflow in one direction and prevent airflow in the opposite direction. A relief damper is developed with an …

Backdraft dampers, also called gravity dampers, keep air flowing in one direction through an HVAC duct. These dampers are pushed open when the ventilation system is running and use gravity to close …