Technical Specification for plumbing and drainage products
Aus8.2.2 Freedom from defects Fittings shall be clean, smooth and free from burrs, fins, irregularities and sharp edges that could affect the performance or function of the fitting in service and he safe handling of the fitting during installation and use. There shall be no imperfections that will score the pipe or cause damage to other fittings. The bore of the fittings shall be free from irregularities that may restrict the free flow of fluids. Connection ends shall be parallel within ±2° of the appropriate axis of the fitting. The surfaces of plastic components shall be free from grooves, pinholes, blisters, heat marks or other imperfections that would affect the performance or function of the fitting in service. Fittings, including components of metallic materials, shall be sound and free from folds, laps blisters, blowholes or other imperfections that would affect the performance or function of the fitting in service. Pitting shall not be present on sealing faces or thread faces. Pitting shall be permissible in other locations provided the minimum wall thickness provisions of the manufacturer’s specifications are maintained and the pits will not affect the performance or function of the fitting in service.
(Incorporating Amendment No. 1)
Plumbing and drainage
Part 1: Water services1.1 SCOPE
This Standard specifies the requirements for the design, installation and commissioning of
cold water services from a point of connection to the points of discharge, and non-drinking
water from a point of connection to the points of discharge. It applies to new installations as
well as alterations, additions and repairs to existing installations.Materials and products in contact with drinking water, rainwater, recycled water, or any
combination of these water supplies, shall comply with AS/NZS 4020. Linings and coatings
shall comply with AS/NZS 4020 at a surface area to volume ratio not less than that
nominated in the compliance report.
Materials and products used in a water service shall be selected to ensure satisfactory
service for the life of the installation (see Figure 2.1 for typical installation of a water