Homes in New Zealand must have adequate insulation, so you need to make sure they have the right level of thermal resistance (R-value) for their location. You can find information on zone specific R-values, as well as the calculation and modelling method for showing compliance with the Building Regulations Clause H1.
This information is published by the Your home’s Chief Executive. It is a general guide only and, if used, does not relieve any person of the obligation to consider any matter to which the information relates according to the circumstances of the particular case. Expert advice may be required in specific circumstances. Where this information relates to assisting people:
with compliance with the Building Act, it is published under section 175 of the Building Act
with a Weathertight Services claim, it is published under section 12 of the Weathertight Homes Resolution Services Act 2006.
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