On-Line Catalog : UL Rated Fire, Smoke and Ceiling Radiation Dampers > Fire Dampers > Static 3-Hr Rated > Curtain > VFD-30-B
Model VFD-30-B 3 hour - static fire damper curtain style blade
Application
The VFD-30-B fire damper employs out of the airstream curtain style blades for point-of-origin control of fire in static HVAC systems. The VFD-30-B may be installed in vertical walls or partitions or horizontally in floors or assemblies with fire resistance ratings up to 4 hours.Documents
