... Light weight, Corrosion Resistant Name: Polyethylene tubeSpecification:1,Material: high quality HDPE100 or PE802,Colors: black OR others on request 3 ... 1,water supply2,industrial liquids transportation 3,sewage treatment 4,gas supplyAdvantages:1,Non-toxic: no heavy metal additives, would ... much as 50% over metal piping system 4,Higher Flow Capacity: smooth interior walls result in lower pressure loss ...