This damper is designed to be mounted horizontally, with vertical airflow up. Features a 2” drop in galvanized frame. Blades are 26 gauge mill finish aluminum. Maximum recommended velocity is 2000 fpm

Model RBDS Backdraft Supply Damper

Designed to be mounted horizontally, with vertical airflow down. Features a 3” drop in galvanized steel frame, with .020 aluminum counter-balanced blades. Designed for velocities up to 3,000 fpm.

Model RWD Wall Shutter

Designed to be mounted vertically, with horizontal airflow. Features a flanged 19 gauge galvanized frame w/ 26 gauge aluminum blades. Maximum velocity is 2,600 fpm with standard propeller fans.

Designed to be mounted vertically, with horizontal airflow. Features a flanged 19 gauge galvanized frame w/ 26 gauge aluminum blades. Maximum velocity is 2,600 fpm with standard propeller fans.

Is a heavy duty center pivot control damper designed to be mounted vertically or horizontally. These dampers are available with optional blade and jamb seals. These dampers are typically used in low to medium pressure and velocity systems.