On-Line Catalog : Fire Dampers > Static - 1½ hr > True Round > VFD-15R
Model VFD-15R 1-½ hour — static fire damper
round butterfly blade
The VFD-15R fire damper employs round butterfly blades for point-of-origin control of fire in static HVAC systems. The VFD-15R may be installed in vertical walls or partitions, or horizontally in floors or assemblies with fire resistance ratings up to 2 hours.