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Provides standardized requirements for the performance testing, manufacture and installation of flexible ducts.

This Amendment applies to the following elements of AS 3958:2023: Figures 3.3.3.1, 3.3.3.2, 3.3.4.1, 3.3.5.1, 5.4.7.3(D) and the Bibliography.

Sets out requirements for waterproofing membranes for external above-ground use, installed in accordance with AS 4654.2.

Sets out requirements for materials, construction, and installation, including some aspects of performance, for ductwork for air-handling systems in buildings and facilities, including systems designed in accordance with requirements of AS/NZS 1668.1 and AS 1668.2.

Sets out a consistent and reliable approach to the design and installation of external waterproofing membrane systems.

Sets out the requirements for the design of natural ventilation systems.

Specifies minimum requirements for the design, installation and commissioning of air-handling and water systems of buildings for the purposes of microbial control. It does not include requirements for refrigerated room airconditioners and non-ducted split systems.

Specifies requirements for the design, installation and commissioning of a system of sutomatic smoke/heat release vents in conjunction with associated smoke reservoirs in buildings.

AS 3958:2023 provides instructions on the preparation of the background and the bonded fixing and grouting of floor and wall tiles including mosaic tiles and panels.

AS/NZS 3019 sets out the requirements for periodic assessment of existing electrical installations which are connected to a low voltage a.c. supply system (exceeding 50 V a.c. but not exceeding 1 000 V a.c.). Inspection and/or testing is intended, as far as reasonably practicable, to determine whether the installation and all its constituent equipment is in a safe condition for continued use.