The FS-1620 Fire/Class II Smoke Dampers are designed to prevent the spread of smoke and 1 hour to 1/2 hour fire rating for use in a dynamic HVAC system during life safety situations.
The FS-1620 is Underwriters Laboratories Inc.® (UL) listed and tested to the latest UL-555S and UL-555 standards.
The FS-1620 includes a factory-installed actuator which should be cycled at least once every six months or sooner as local codes require.
The FS-1620 is available with factory-installed blade position switch to connect to smoke control systems and indicate when blades are fully open or fully closed.
Refer to the FS-1600 Series Combination Fire/Smoke Dampers Product Bulletin (LIT-1201593) for important product information.