GFSD-211

Model GFSD-211 is an out of wall combination fire smoke damper with 3V blades. Its design allows for easy access through the grille to the damper, closure device, and the actuator. This model can install vertically or horizontally and is rated for airflow and leakage in either direction.

UL 555 1½ hour fire rating
UL 555S Leakage Class I
Pressure: Up to 4 in. wg (1 kPa)
Velocity: Up to 2000 fpm (10.2 m/s)
Temperature: Up to 350°F (177°C)

Codes:

International Building Code (IBC)

National Fire Protection Association (NFPA 80, 90A, 92, 101, and 105)