Combination Fire/Smoke Dampers
Combination Fire/Smoke dampers are low leak damper and actuator assemblies that have passed the UL555 and UL555S test requirements.
F/S-3V-CR-II
Combination fire/smoke damper, Corridor install, 3V blade, Class II
![Combination fire/smoke damper, Corridor install, 3V blade, Class II](https://unitedenertech.com/images/product-photos/_productThumb/FS-3V-CR-II.png)
Combination Fire/Smoke dampers are low leak damper and actuator assemblies that have passed the UL555 and UL555S test requirements.