Ship Manual Fire Damper
1. Product Description:
Usually it is open, the angle of blade is adjustable at the range of 0 degree to 90 degrees manually, once fire occurs, the gas temperature of duct arrives at 70 degrees, and then the fuse protector will be fused and the damper will close under the pull of spring.
Compared with the ordinary fire proof damper, it also can be closed by DC24V electrical control. It is applied to the pipeline of smoke extraction which needs fireproofing. It can isolate smoke’s leaking and stop the fire spreading.Electrical Damper Air Duct
2. Application
Apply to air ducts of ventilation and air-conditioning system which has smoke proofing and fireproofing requirements, especially suitable for the important buildings that can not be reset manually.
3. Outline Drawing:
4. Product Showing:
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