... hygienic ,nontoxic,heat-resistant, durable, good-looking, qualified ppr pipe . Name: ppr pipeMaterial: PP-RPressure: PN1.25MPa, PN1.6MPa, PN2 ... 0MPa, PN2.5MPa.Dimension: 20mm-160mmStandard: DIN8077/ 8078. Name: ppr pipeFeatures:· Material: Random Polypropylene(Type 3)· Sizes: 20mm to160mm· ... in lower pressure loss and higher volume than metal pipes· Long Life: more than 50 years under normal conditions ...