ISO/NP 4427-1

Plastics piping systems -- Polyethylene (PE) pipes and fittings for water supply -- Part 1: General

General information

  • Current status : Under development
    Publication date :
  • Edition : 2
    Number of pages :
  • :
    ISO/TC 138/SC 2
    Plastics pipes and fittings for water supplies
  • 23.040.45
    Plastics fittings
    23.040.20
    Plastics pipes
    91.140.60
    Water supply systems
    93.025
    External water conveyance systems

Got a question?

Check out our FAQs


Customer care
+41 22 749 08 88

Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)