Open sprinklers. The difference between open and closed nozzle nozzle is lacking only the heat-sensitive components consisting of the release mechanism closed open sprinklers Professional, which consists of the body, frame and splash plate components. Its installation in the form of closed nozzle basically the same. Fire sprinkler installation spacing 1. sprinkler installation spacing is generally 3.6 m in diameter, radius of 1.8 m; 2. sprinkler maximum protection area of ??12.5 square; 3. sprinklers away from the wall should not be less than 300mm;. 4 when spraying It is required when the distance is greater than the ceiling shower head and 80m, and there is fuel in the ceiling and down the spray nozzle closed open good, Jiangxia 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!