PE-AL-PE yellow gas pipe 1.size:16*2,20*,25*2.5,32* ... :100meter/roll 4.material:pe-al-pe PE-AL-PE gas pipe:1.size:16*2,20*,25*2.5,32 ... the best choice for cold and hot water pipeline delivery system in building.PRODUCTS FEATURESResistance to high temperature and high pressureResistance ... applicable for numerous fieldsCertificate:ISO,CE PE-AL-PE yellow gas pipe