Ape multylayer coated

APE MULTILAYER coated pipe (PE-xB/Al/PE-xB) comforming to 1-2-4 and 5 classes and the standard UNI EN ISO 21003 and DIN 4726 for heating and cooling. Built with a double internal and external layer in netting polyethylene PE-xB (method B silanes) tied with a special adhesive onto a middle layer in aluminium longitudinally welled (TIG head to head) and an insulation sheath in closed cells expanded polyethylene (PE-LD) and a scratchproof film in PE-LD.