... guarantee,Water valve 2W12Characteristic : 1.Direct lifting diaphragm construction; 2.Open from zero bar for low pressure system use 3.High frequency of DIN ... plug coilMedium : Air, City Gas, Water, Oil, Petroleum, etc.Temperature ... /2,3/4,1,1 1/4,1 1/2,2Port Thread: BSPP ,BSPT ,NPT ,Flange, UNF, M8X1Orifice (mm): 12,15,20,25 ...