2.5 Inch Non Return Flange Type Water Flow Control Check Valve, Find Details and Price about One Way Check Valve and Rubber Seat Check Valve from Fujian Haijing Fire-Fighting Co., Ltd.
Specifications
ModelH41X-16
Model NO.H41X-6
Sprinkler Head TypeClosed
Wet Alarm Valve StructureSeat Type
Automatically Opened and Closed RepeatedlyCan Automatically Opened and Closed