Floor Mounted Fire Damper

Air handler round fire dampers.

Floor mounted fire damper.

The standard location permits the damper to be installed outside the plane of the wall or floor. Vertical dampers for static airflow systems do not have springs. Damper is designed to operate with blades running horizontally and must be installed with center line of damper frame within the wall or floor when they are in the closed position. If a fire damper is installed in a floor it will be in a horizontal position.

For rigid type duct connections the sleeve shall be a minimum of 16 gauge 1 5 for dampers up to 36 wide by 24 high 9 14x60 and a minimum of 14 gauge 1 9 for larger units. Products cover a wide variety of applications ranging from life safety to maintaining the control of outside air. Fire smoke dampers are similar to fire dampers in fire resistance rating and also prevent the spread of smoke inside the ducts. Dampers a complete line of damper products for fire and smoke control in life safety systems and for airflow control in commercial hvac and industrial systems.

1 8 10 expansion joint per linear foot ii. Standard installation the damper is mounted in the sleeve the sleeve damper assembly is mounted in the fire barrier and the assembly is held in position by retaining angles on both sides of the fire separation. Fire dampers are passive fire protection products used in heating ventilation and air conditioning hvac ducts to prevent the spread of fire inside the ductwork through fire resistance rated walls and floors. The retaining angles are fastened to the sleeve but not to the wall floor etc.

They can accommodate airflow in either direction. Fire damper sleeve clearance within wall floor opening i. Add wall or floor depth 91 2 241 31 2 89. A 36 x 20 fire damper sleeve will have an opening of.

Fire dampers are typically installed in fire rated walls floors or partitions. Wall depth 4 102 91 2 241 31 2 89 17 432 the drawings show the position of the damper mounted in the factory sleeve. Damper products serve a valuable role in air movement. Listed clearance requirements are 1 8 per linear foot unless stated otherwise.

Sleeve is not required to be centered but can rest on the bottom of the opening. Trafalgar s floor fire dampers are a range of fire rated systems that allow air movement while maintaining the fire rating of floor slabs. Ul fire resistance directory the damper must be installed with leading edge of closed blade within the partition.