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 4-32-11 Issue 3 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 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 4-32-13 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 4-32-16 Specification for butt fusion jointing machines

Issue: January 1998 Code: 4-32-16 Status: Archived

IGN 4-32-18 Issue 1 The choice of pressure ratings for polyethylene pipe systems for water supply and sewerage duties

Issue: March 2003 Code: 4-32-18 Status: Current

WIS 4-32-19 Issue 1 Polyethylene pressure pipe systems with an aluminium barrier layer for potable water supply in contaminated land – size 25mm to 630mm

Issue: October 2007 Code: 4-32-19 Status: Archived

WIS 4-32-19 Issue 2 Polyethylene pressure pipe systems with an aluminium barrier layer for potable water supply in contaminated land – size 25mm to 630mm

Issue: April 2009 Code: 4-32-19 Status: Archived

WIS 4-32-19 Issue 3 Polyethylene pressure pipe systems with an aluminium barrier layer for potable water supply in contaminated land – size 25mm to 630mm

Issue: November 2011 Code: 4-32-19 Status: Archived

IGN 4-34-02 Issue 1 Specification for Glassfibre Reinforced Plastics (GRP) Sewer Linings

Issue: April 1986 Code: 4-34-02 Status: Archived

WIS 4-34-04 Issue 2 Specification for renovation of gravity sewers by lining with cured-in-place pipes.

Issue: March 1995 Code: 4-34-04 Status: Archived