FSD35G 1-1/2 hr V-Groove Blade, Grille Style Combination Fire/Smoke Damper

The FSD35G Combination Fire/Smoke Damper is both UL555 and UL555S Classified. It is rated as a 1-1/2 hour fire damper and a Leakage Class III Smoke damper. It features:
  • Factory designed to accept a 1 3/4" grille and 3/4" front flange shipped loose.
  • Triple vee groove blades.
  • Rated to 2,000 fpm and 4" w.g.
  • UL approval for dual directional airflow.
  • Failsafe design, which enables the damper to automatically assume the desired position when fire or smoke (if smoke detector is present) interrupts operational power.
  • The EFL or PFL heat-actuated release devices permit controlled closure through the actuator and are automatically remote resettable after test, smoke detection, or power failure conditions.
  • Galvanized steel construction.
    Note: Consult Ruskin if wall is less than 6" thick.
.
Technical specificationView more product details
LinksView more product details
ClassificationView more product details

Region availability

North America
United States