• Description
The FSD36C is a tunnel corrdior fire/smoke damper with UL555 Classification as a 1 hour rated fire damper and a Leakage Class II UL555S Smoke Damper. It features:


  • 1.5 hour rating.
  • EFL or PFL heat-actuated devices that permit closed closure through the actuator and are automatic remote resettable after test, smoke detection, or power failure conditions.
  • Galvanized steel construction.