Part B2 Heated water services

NCC 2022 Volume Three - Plumbing Code of Australia

This clause been deliberately left blank

Compliance is not required with the national provisions of B2D2 as the sources of energy for new Class 1 and 10 buildings are regulated under BASIX.

Delete clause B2D5 and insert NSW B2D5 as follows:

The delivery temperature of heated water at the outlet of each sanitary fixture must be—

not more than 45°C in any—
1. residential part of an aged care building; or
2. patient care area in a health-care building; or
3. part of an early childhood centre, or primary or secondary school, that is used by children; or
4. any facility designated for use by people with a disability; or
not more than 50°C in all other cases.

B2D5 applies to all heated water installations for personal hygiene purposes.

Delete clause B2D6 and insert NSW B2D6 as follows:

(1) A temperature control device used to deliver heated water in accordance with B2D5(a) must be a—

(2) A temperature control device used to deliver heated water in accordance with B2D5(b) must be a—

thermostatic mixing valve; or
thermostatically controlled tap; or
tempering valve; or
temperature limited water heater with a maximum delivery temperature of 50°C marked in accordance with AS 3498.

(3) The required maximum delivery temperature must be achieved in accordance with AS/NZS 3500.4.

B2D6 only applies to—

A temperature control device need not be installed if one or more, but not all, heating units in a manifold water heater are replaced.