On-Line Catalog : Fire Dampers > Dynamic - 1½ hr > Curtain Style > VFD-10D-A
Model VFD-10D-A 1-½ hour • dynamic rated — fire damper
curtain style blade
The VFD-10D-A fire damper employs curtain style blades for point-of-origin control of fire in static and dynamic HVAC systems. The VFD-10D-A is qualified to 4,000 ft/min (20.4 m/s) and 4 in.wg. (1.0 kPa) and may be installed in vertical walls or partitions, or horizontally in floors or assemblies with fire resistance ratings up to 2 hours.