Water Fog Fire Sprinkler, Jin Yuan Model:DN15,DN20 certification:CCC,ISO9001:2008 Finish:natural brass or chrome plating Water Fog Fire Sprinkler,Jin YuanModel:DN15,DN20certification:CCC,ISO9001:2008Finish:natural brass or chrome plating1 Specifications brand nameitemmodelStyleThread SizeMax Working PressureFinishJin YuanWater Fog Fire SprinklerDN15 DN20Centrifugal with strainer1/2",3/4",1" ...