Smoke control systems, fire dampers Wuhan Which is good, all the supply and exhaust pipe, tube wells, fire dampers, door switch equipment, delivery, ventilation and other equipment. Smoke control system set up in the form of pressurized stairwells. The amount of smoke mechanical exhaust systems and smoke partition has a direct relationship. High-rise buildings against smoke should smoke into the pressurized air supply facility and can be opened outside the window of natural ventilation facilities. High-rise buildings should be divided into mechanical exhaust facilities and exhaust facilities opened outside the window of natural ventilation facilities. On duct smoke dampers mainly used for ventilation, air conditioning system, usually in the "normally open" state, fire dampers, when the air temperature reaches 70 ℃, fuse action through the internal valve automatically closes. Exhaust port, exhaust valves provided on the main pipe exhaust system, Wuhan damper purchase, or installed in the suction inlet of the exhaust fan fire, professional Wuhan damper, usually in a closed state, in case of fire, by linked to automatically open the exhaust. Damper, Wuhan Han Wei Li Yuen damper, fire damper is provided by professional Wuhan Wuhan Han Wei Liyuan heating Equipment Co. Damper, Wuhan Han Wei Li Yuen dampers, fire dampers are professional Wuhan Wuhan Han Wei Li Yuen-being of Equipment Co., Ltd. (www.whhwly.com) this year introduced a new upgrade, the above picture is for reference only, please dial this page Phone or pictures on obtain the latest information, contact: Jingli.