WIS and IGN Library | Water UK Standards Board

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The Library contains WIS & IGN as PDF files in one of four states (current, draft, archived, archival candidate) for free download. Pay close attention to a document’s caveats.

WIS and IGN Library

WIS 4-32-08 Issue 2 August 1994 Specification for site fusion jointing of PE80 and PE100 pipe and fittings

Issue: August 1994 Code: 4-32-08 Status: Archived

WIS 4-32-08 Issue 3 April 2002 Specification for the fusion jointing of polyethylene pressure pipeline systems using PE80 and PE100 materials

Issue: April 2002 Code: 4-32-08 Status: Archived

WIS 4-32-08 Issue 4A Amendment August 2023 Specification for the fusion jointing of polyethylene pressure pipeline systems using PE 80 and PE 100 materials

Issue: August 2023 Code: 4-32-08 Status: Current

WIS 4-32-09 Issue 1 June 1991 Specification for black polyethylene pressure pipes for potable water above ground or sewerage (nominal size is 90 to 1000)

Issue: June 1991 Code: 4-32-09 Status: Archived

WIS 4-32-10 Issue 1 January 1990 Specification for non-circular polyethylene sewer linings

Issue: January 1990 Code: 4-32-10 Status: Ageing

WIS 4-32-11 Issue 3 October 2018 Specification for mechanical and compression fittings made principally from thermosplastics for poyethylene pressure pipes with or without an aluminium barrier layer of nominal size <= 63

Issue: October 2018 Code: 4-32-11 Status: Current

WIS 4-32-11 Issue 2 July 1998 Specification for thermoplastic end load resistant mechanical fittings for polyethylene pipes of nominal size <= 63

Issue: July 1998 Code: 4-32-11 Status: Archived

WIS 4-32-11 Issue 1 March 1990 Specification for end load resistant mechanical joints and compression fittings made principally of thermoplastics for use with polyethylene pipes of nominal size < = 63 with outside diameters to BS 5556 (Metric)

Issue: March 1990 Code: 4-32-11 Status: Archived

WIS 4-32-13 March 1993 Issue 1 Specification for blue higher performance polyethylene HPPE/PE 100, pressure pipes nominal size 90 to 1000, for underground or protected use for the conveyance of water intended for human consumption

Issue: March 1993 Code: 4-32-13 Status: Archived

WIS 4-32-14 Issue 1 March 1995 Specification for PE80 and PE100 electrofusion fittings for nominal sizes up to and including 630

Issue: March 1995 Code: 4-32-14 Status: Ageing