Damper, smoke damper Wuhan price normally open, 70 ℃ or 280 ℃ closed, usually installed in the duct through the firewall Wuhan damper procurement, fires off the role, you can set the output electrical signal, the temperature exceeds 70 ℃ or 280 When the valve is closed ℃ Wuhan smoke damper, linkage to send (up) the fan is off. Wuhan Han Wei Li Yuen-being of Equipment Co., Ltd. is a professional constant pressure water equipment, air valve, fans, diffusers, air, plenum chamber muffler production and marketing in one of the science and technology enterprises. Fire damper is installed in the ventilation, air conditioning system, the return air duct on the road, usually was turned on, when a fire in the pipeline when the gas temperature reaches 70 ℃, fusible film fuse, the valve automatically closes in the torsion force, in certain within a period of time to meet the fire resistance stability and fire integrity requirements damper, smoke from the fire retardant effect across the valve. When the valve is closed, the output signal is turned off. Companies with good management, perfectly elegant working environment, gathered a group of high-quality marketing and R & D personnel. Faced with growing high-tech market, in order to better develop the company and to survive, the company will continue to discover and develop new products. Now the company has with Germany Ke resistant Vladimir (okonoff) company, Prairie Hill (PRESSURE) Corporation, Shanghai Seahawks Machinery Factory signed a cooperation agreement, and became the distributor of the three companies in Hubei Province. Wuhan damper damper manufacturers _ _ Wuhan Han Wei Wei Li Yuen provided by Wuhan Han Liyuan heating equipment Limited. Wuhan Han Wei Li Yuen-being of Equipment Co., Ltd. (www.whhwly.com) strong, credible, in Wuhan, Hubei fan, ventilation equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Wuhan Han Wei Li Yuen and you hand into the brilliant, for a better future!