... type pipe extrusion line for cold and hot water supply high quality and best price advanced technic ... TYPE PLPE EXTRUSION LINE FOR COLD AND HOT WATER SUPPLYThe line usee the resin PPR,PPCand ... toxic,high temperatre reeeesistance,long service life,no water scale,anti-corrosive,and freezing prevention etc.The ... be used extensively to transport cold and hot water,oil,corrosive liquid and served as central ...