NCC 2019 Volume Two
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NSW Part 2.6 Energy efficiency performance provisions
Delete the Performance Requirements and Verification Methods of Part 2.6 and substitute NSW provisions as follows:
Thermal insulation in a building must be installed in a manner and have characteristics, which facilitate the efficient use of energy for artificial heating and cooling.
A building must have, to the degree necessary, thermal breaks installed between the framing and external cladding, to facilitate efficient thermal performance of the building envelope.
A building must have, to the degree necessary, a level of building sealing against air leakage to facilitate the efficient use of energy for artificial heating and cooling appropriate to—
the function and use of the building; and
the internal environment; and
the geographic location of the building.
NSW P2.6.1(b) does not apply to—
Domestic services, including any associated distribution system and components must, to the degree necessary, have features that facilitate the efficient use of energy appropriate to—
the domestic service and its usage; and
the geographic location of the building; and
the location of the domestic service; and
the energy source.
Compliance with NSW P2.6.1(b) is verified when a building envelope is sealed in accordance with V2.6.2.3 of the national provisions.