... : pex,aluminum certification: CE, ISO The red PE/Al/PE Pipe is for hot water supply, the white pipe ... Life: over 50 years under proper use PE/Al/PE Pipe for Hot Water Supply Size(mm)Pressure ... 1001819530,50,1002019530,50,1002519530,50,1003219530,504019524 PE/Al/PE Pipe for Cold Water Supply Size (mm)Pressure ... 50,100251.256030,50,100321.256030,50401.256024 PE/Al/PE Pipe for Gas Supply Size(mm)Pressure ...