Sets out the requirements for the design, installation and commissioning of heated water services using drinking water or rainwater or a combination thereof. It includes aspects of the installation from, and including, the valve(s) on the cold water inlet to any cold water storage tank or water heater and the downstream fixtures and fittings. It applies to new installations as well as alterations, additions and repairs to existing installations.
AS/NZS 3500.4:2021 history
1970AS/NZS 3500.4:2021 Plumbing and drainage, Part 4: Heated water services
2018AS/NZS 3500.4:2018 Plumbing and drainage, Part 4: Heated water services