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Specifies the design, installation and commissioning requirements for emergency warning systems and emergency intercom systems used in buildings for the evacuation of building occupants in the event of a fire or other type of emergency.

AS/NZS 3500.3:2025 specifies the requirements for materials, design, installation and testing of roof drainage systems, surface drainage systems and subsoil drainage systems to a point of connection

Sets out the requirements for the design, installation and commissioning of heated water services using drinking water or rainwater or a combination thereof; 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; applies to new installations as well as alterations, additions and repairs to existing installations.