Fire Smoke Damper Installed

The dampers shall not be compressed or stretched into the opening.
Fire smoke damper installed. Dampers ordered for individual installation may not be installed together. It is not intended to address smoke dampers which are used for smoke management control only and are not used as fire separation protection. 4 multi blade fire and combination fire smoke dampers. Combination fire smoke dampers are low leak damper and actuator assemblies that have passed the ul555 and ul555s test requirements.
Vertical dampers for static airflow systems do not have springs. If a fire damper is installed in a floor it will be in a horizontal position. The primary purpose of fire smoke damper installation is to stop the flow of flames from one end of a fire rated intersection to the other. Combination fire smoke dampers are approved for use in static or dynamic systems.
Installation instruction sheet for fire dampers. Fire dampers are typically installed in fire rated walls floors or partitions. The following information may vary among different manufacturers and should not serve as a general guide of damper installation. Sleeves must be factory mounted along with an ul approved actuator.
Applies only to fire dampers and combination fire smoke dampers. If a fire damper is installed in a wall it will be in a vertical position. Download pdf installation guides for lloyd industries fire dampers smoke dampers ceiling radiation dampers combo smoke and fire dampers and more. The dampers are designed for operation in the vertical or horizontal position with blades running horizontal.
Speaking about the fire smoke damper installation these dampers are located near the ductwork at the intersection of fire rated barriers in different buildings. Sleeves must be of the same gauge or heavier than the duct to which it is attached if one of the breakaway connections is. All fire smoke dampers must be installed in a sleeve. Maximum sleeve extension from the wall or floor opening is 16 on the damper side with actuator.
Dampers may be installed in wall or partition masonry gypsum wallboard or concrete floor. Discussion a general diagram of a standard fire damper installation is shown in figure 1. The full assembly size must be specified at the time the dampers are ordered.