UL Rated, Fire, Smoke and Ceiling Radiation Dampers

1-1/2 Hr Rated

3V Blade - Class 1
FSD-121-OP Out-of-Partition
FSD-121-SP Side Panel
3V Blade - Class 2
FSD-122-OP Out-of-Partition
FSD-122-SP Side Panel
3V Blade - Class 3
FSD-123-OP Out-of-Partition
Airfoil Blade - Class 1
FSD-181-OP Out-of-Partition
FSD-181-SP Side Panel
Airfoil Blade - Class 2
FSD-182-OP Out-of-Partition
FSD-182-SP Side Panel
Airfoil Blade - Vertical
FSD-181V Class 1
FSD-182V Class 2
Round