-DAMPERS-

Combination Fire Smoke Dampers

Available in 3V blades for use in systems up to 2000 fpm and 4 in. wg or airfoil blades for use in systems up to 4000 fpm and 8 in. wg. All models have been tested and are labeled in accordance with UL 555 and UL 555S. Fire resistance ratings of either 1 1/2 or 3 hours and leakage class ratings of I, II, or III.

Model FSD: Traditional Fire Smoke

Classified to UL 555 and UL 555S and must be mounted within the plane of the wall or floor. Rated for airflow and leakage in either direction. Galvanized and 304 stainless steel construction available. Electric and pneumatic, actuators.

Model CFSD: Corridor Fire Smoke

Models each with three mounting configurations available. 1 hour Corridor Fire Resistance Rating and UL 555S Leakage Rating. Can be installed horizontally behind grilles and diffusers in corridor penetrations with ratings for airflow and leakage in either direction. Galvanized and 304 stainless steel construction available. Electric and pneumatic actuators.

Model OFSD: Out Of Wall Fire Smoke

Classified to UL 555 and UL 555S and can be installed outside of the plane of the wall or floor. This allows the actuator to be mounted internally with convenient access to the damper, actuator, and heat responsive device through the grille. The entire installation can be done from the grille side of the opening. Rated for airflow and leakage in either direction. Electric and pneumatic actuators.

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Catalog:
Fire Smoke Dampers (245k)
Selection and Application:
Fire Smoke Dampers (472k)
How Would You Define Convenient? (194k)
Control Options:
Open or Closed Indicator (48k)
Resettable Link (50k)
Temperature Limited Override (62k)
Installation Instructions:
Traditional Combination Fire Smoke Dampers (78k)
Corridor Ceiling Dampers - CFSD (42k)
Out of Wall Combination Fire Smoke Dampers (78k)
Support Mullions for use in Oversize Openings (85k)
Specification Sheets:
Traditional Fire Smoke-
Round Transitions, Type R (30k)
1 1/2 Hour, Class III, 3-V Blade (FSD-21) (169k)
1 1/2 Hour, Class II, 3-V Blade (FSD-22) (170k)
1 1/2 Hour, Class I, 3-V Blade (FSD-23) (170k)
1 1/2 Hour, Class I, 3-V Blade, 304SS (SSFSD-23) (130k)
3 Hour, Class I, 3-V Blade (FSD-28) (132k)
1 1/2 Hour, Class I, Airfoil Blade (FSD-33) (120k)
Corridor Fire Smoke-
1 Hour, Class II, 3-V Blade, (CFSD-22) (91k)
1 Hour, Class I, 3-V Blade, (CFSD-23) (90k)
Out Of Wall Fire Smoke-
1 1/2 Hour, Class II, 3-V Blade (OFSD-22) (129k)
1 1/2 Hour, Class I, 3-V Blade (OFSD-23) (130k)
1 1/2 Hour, Class I, Airfoil Blade (OFSD-33) (48k)
Greenheck - P.O. Box 410, Schofield, WI 54476-0410, (715) 359-6171
© 1998, 1999 Greenheck