Pressure-resistant, according to DIN 4726 oxygen impermeable pipe PE-RT, in rings. The material used is non-cross-linked polyethylene with a higher temperature resistance (PE-RT, raised temperature according to DIN 16833). Can be used for heating and radiant heating installation. Structure of the pipe (5-layer technology): PE-RT – bonding agent – co-extruded permeability layer EVOH – bonding agent – PE-RT