Buying guide

Insulation R-values: everything you need to know (2025)

Understand New Zealand’s minimum standards

Ben Tutty
By Ben Tutty (Content Writer)
Last updated: 8 March 2025 | 4 min read

What are insulation R-values?

Insulation requirements in NZ

New Zealand’s six climate zones:

Source - NZ government building perfromance

NZ insulation requirements by climate zone

Source - NZ government building perfromance

How do insulation requirements in NZ affect you?

Author

Ben Tutty Ben Tutty
Content Writer

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