Fire damper is installed in the ventilation, air conditioning system, the return air duct on the road, usually was turned on when the gas pipeline fire when the temperature reaches 70 ℃ Wuhan high-quality damper wholesale, fusible film fuse, torsion force in the valve automatically shut down within a certain period of time to meet the fire resistance stability and fire integrity requirements, from the effects of smoke fire retardant 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 in Wuhan smoke damper, and became the distributor of the three companies in Hubei Province. Kitchen, bathroom, toilet and other vertical exhaust pipe damper when not taken measures to prevent backflow, you must set the dampers on the manifold. Public buildings kitchen fumes due to higher temperatures, in order to prevent malfunction dampers, smoke pipe in the exhaust duct and vertical junction, set 150 ℃ blown dampers. The new centralized air conditioning system designed to set a new ventilation system in the form of fire dampers usually have a hierarchical set of horizontal and vertical air system air system. Wuhan Wuhan Han Wei damper prices _ Liyuan (certified) _ damper provided by Wuhan Han Wei Liyuan heating equipment Limited. Wuhan Han Wei Li Yuen-being of Equipment Co., Ltd. (www.whhwly.com) is a leader in Wuhan, fans, ventilation equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customers needs. In Wuhan Han Wei Li Yuen leadership with the staff warmly welcome all inquiries negotiations to create Wuhan Han Wei Li Yuen a better future.