... 25,32,40,50,63 2.material:Yanshang PPR,brass 3.OEM Stop Valve:1.size:20,25,32,40,50, ... 632.material:Yanshang PPR,brass3.OEMFeatureshealthful., innocuous: the product ... avoid the clogging which induce by piping rust eaten.High temperature and pressure resistance the water temperature that transport ... reach at least 50 years under normal use. Stop Valve for PPR pipe