Fire Extinguisher, Fire Blanket, Fire Hose Reel manufacturer / supplier in China, offering DN20 3/4" 68° C Upright Automatic Fire Sprinkler - Fire Sprinkler System, 68° C & 93° C Fire Sprinkler Head, 1/2′′ 3/4′′ Upright Pendant-Type Fire Sprinkler System, DN15 1/2" 68° C Upright Automatic Fire Sprinkler - Fire Sprinkler System and so on.