Document
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)
Introduction
This document was replaced by WIS 4-32-11 Issue 2 July 1998.
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