Model FSD-352 3 hour • UL class 2 - combination fire smoke damper airfoil blade


The FSD-352 combination fire smoke damper employs airfoil blades for point-of-origin control of fire and smoke in static and dynamic smoke management systems. The FSD-352 is qualified to 4,000 ft/min (20.3 m/s) and 6 in.wg. (1.5 kPa) and may be installed horizontally in floors or assemblies with fire resiistance ratings up to 4 hours. it is qualified to 4 in. wg. (1.0 kPa) below 8" in height.

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