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Pottorff > Fire - Smoke Dampers > Fire-Smoke Dampers > 1-1/2 Hr Rated > FSD-152V

Model FSD-152V

1-1/2 Hour - Combination Fire Smoke Damper
Vertical Airfoil Blade

The FSD-152V combination fire smoke damper employs vertical airfoil blades for point-of-origin control of fire and smoke in static and dynamic smoke management systems. The FSD-152V 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 with fire resistance ratings up to 2 hours.

FSD-152V Vertical Airfoil Blade

Standard Construction

Frame: 5" x 1" (127 x 25) galvanized steel hat channel with inerlocking corner gusset. Equivalent to 13 ga. (2.4) channel frame. Low profile head and sill are used on sizes less than 13" (330) high.

Blades: 6" x 14 ga. (152 x 2.0) galvanized steel - steel airfoil.

Sleeve: 16" x 20 ga. (406 x 1.0) galvanized steel.

Axles: 1/2" (13) diameter plated steel hex.

Linkage: Concealed in frame.

Bearings: Stainless steel oilite, sleeve-type.

Seals: Silicone blade edge seals inegrally rolled and mechanically fastened to blades. Flexible metal jamb seals.

Actuator: 120 VAC, power-open, spring-close, external mount. 

Fire Closure Device: HS-10 (electric actuators)

Fire Closure Temperature: 165oF (75oC)

Minimum Size: 8" x 8" (203 x 203)

Maximum Size:
Single Section: 48" x 32" (1219 x 813)
Multiple Section: 96" x 32" (2438 x 813)


UL 555 Fire Resistance Rating: 1-1/2 hour (vertical)

UL 555S Leakage Class:

UL HNLJ.V-5: Ventilation Duct Assemblies

Maximum Temperature: 250oF (121oC)

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