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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

This specification stipulates the requirements for endload resistant, mechanical and compression fittings, made principally of thermoplastics. They are for use in cold potable water services for sizes 20 mm to 63 mm for pressures up to 12.5 bar at 20 degrees C.

These fittings are designed for use with pipe manufactured to EN 12201-2 or BS 8588.


One of more ‘Common Editorial Caveats’ apply – see ‘WIS & IGN Library / Navigation & Caveats’ for details.

The document has not been formally reviewed for its continued currency since publication. However the Standards Board believes it remains up to date.

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