Over 100 Years of Excellent Quality Service
Commercial Round
BD-50
Backdraft Damper, Single Thickness Aluminum Blades, Galvanized Frame, Automatic Operation, 1" wg Max Pressure, 1000 fpm Max Velocity, 200° F Max Temperature, Vertical Mount Horizontal Airflow or Horizontal Mount Vertical Up Airflow
VC-22 BD
Backdraft Volume Control Damper, Single Thickness Blades, Galvanized Steel Construction, Channel Frame, 2" wg Max Pressure, 3000 fpm Max Velocity, 180° F Max Temperature w/o Seals, 150° F Max Temperature with Seals, 6" thru 18" Max Diameter