AS / NZS 3500.5, 2000: Plumbing and drainage – Domestic installations: Clause 3.4.1
states water minimum storage temperature for heated water is 60°C to inhibit Legionella
bacteria growth. Requirements for delivery temperature (clause 3.4.2) at sanitary fixtures
include "All new heated water installations shall, at the outlet of all sanitary fixtures, used
primarily for personal hygiene purposes, deliver heated water not exceeding 50°C ".
Compliance with this clause is not required for kitchen sinks and laundry tubs where the
preferred delivery temperature is 60°C.
Bookmarks