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UL Listed Dampers - Fire Dampers:
Model:FDD-BSL
Type B Slimline Curtain Fire Damper for Dynamic Systems

APPLICATION

The Model FDD-BSL is UL 1.5 hour Classified for installation in walls, floors, and partitions with a fire rating of less than 3 hours. This damper may be installed vertically or horizontally in static systems or dynamic HVAC systems that are operational in the event of fire.

 
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Architectural Louvers, Dampers, Roof Curbs, Diffusers, Grilles, Sunshades and more.
Photo of United Enertech workshop
Architectural Louvers, Dampers, Roof Curbs, Diffusers, Grilles, Sunshades and more.
Architectural Louvers, Dampers, Roof Curbs, Diffusers, Grilles, Sunshades and more.
Front of United Enertech company building
Architectural Louvers, Dampers, Roof Curbs, Diffusers, Grilles, Sunshades and more.
Architectural Louvers, Dampers, Roof Curbs, Diffusers, Grilles, Sunshades and more.
United Enertech shipping docks
Front of United Enertech company building
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