It is installed on the air supply and return air ducts of the ventilation and air conditioning system. It is normally open. When the smoke temperature in the pipeline reaches 70 degrees, it will be closed during the fire, and the smoke leakage and fire integrity requirements can be met within a certain period of time. It acts as a fire barrier. Grandaire Fire dampers Series can be installed on walls, light walls and floorsThey are designed as safety dampers.Shut off of air flow in cases of fire.
Our fire damper making machine is used to produce fire dampers, The machine is fully automatically controlled by PLC control system, with the advantage of easy operation and fast efficiency.
Decoiler- Feeding Guide- Main Roll Forming- Hydraulic punch and cutting- Outer Table
Fire Damper Profile Drawing