Concealed sprinklers The product consists of a glass ball nozzle (1), screw the socket (2), the housing base (3), housing cover (4) components. Nozzle and screw the socket in the pipe network installed along the pipeline closed open sprinklers good, then install the cover. Seat cover and cover covered by a fusible alloy welded into one. When a fire occurs, the temperature rises closed open nozzle, reaches the fusible alloy melting point of the closed open sprinklers best, the housing cover off automatically, as the temperature continues to rise, the nozzle inside the glass dome Because the temperature-sensitive liquid expansion and broken, thereby opening the sprinkler. Open sprinklers. The difference between open and closed nozzle sprinklers only in the lack of a release mechanism composed by the heat-sensitive element, which consists of the body, frame and splash plate components. Its installation in the form of closed nozzle basically the same. Closed open sprinkler company, Hankou closed open nozzle, a mechanical and electrical Anyuan Anyuan by the Hubei Chong Electrical Equipment Co., Ltd. to provide. Hubei Chong Anyuan Electrical Equipment Co., Ltd. (www.hbcay119.com) (www.hbcay119.com) strong, credible, in Wuhan, Hubei fire equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead electromechanical create Anyuan into the brilliant and you work for a better future!