Curtain Fire Damper › › ›
Model FD-3V is a fire damper with curtain type blades for use in HVAC systems that shut down during a fire event. The FD-3V has been qualified with the Fire Resistance Rating up to 3 hr. It may be used for the wall, dividing wall (the brick wall or the gypsum board).
- UL 555 Ratings.
- Fire Resistance Rating：3HR，Fuse Link：160℉~350℉ (71℃~177℃).
- Maximum Size：36″x36″(914mmx914mm).
