On-Line Catalog : Smoke Dampers > Vertical Airfoil Blade > SD-151-V
Model SD-151-V UL class 1 — smoke damper
vertical airfoil blade
The SD-151V smoke damper employs vertical airfoil blades for point-of-origin control of smoke in static and dynamic smoke management systems. The SD-151V is qualified to 4,000 ft/min (20.3 m/s) and 4 in.wg. (1.0 kPa) and may be installed in vertical walls or partitions or horizontally in, or adjacent to floors and assemblies.