Plumbers' technical note – Pipe sizing and commissioning

This publication is for: 
Plumber

With the increasing demand on our drinking water supply, the necessity to conserve water in our drying climate and the requirement to comply with the 2003 edition of the plumbing standards AS/NZS 3500, it is vitally important to pipe size the supply of cold water to all outlets correctly.

Building Commission
Technical standards
Last updated 22 May 2014

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