Min. Order Reference FOB Price
1 Piece US$50.00-179.00 / Piece
Product Description
Pn16 Cast Iron Material Wet Alarm Valve Introduction Alarm Check Valve is core element in wet pipe fire sprinkler systems. It serves a dual purpose which prevents a reverse flow of water (non-return), also provides for the use of the water motor gong. Meanwhile, in the event of variable pressure ...