... 13663-2000 Certification: ISO9001, ISO14001Application: Water supply, Industries liquids transportation , sewage conduitIdentifies: black water pipe identifies the color at least three ... PE pipe for water supply can be coiled and supplied for longer length, which saves a large number of fittings , PE pipe can ... .Recyclable, benefit to the environment HDPE pipe PE100 CRP100 for water supply black CMAX