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Clarifying insulation changes

By Andrew Bedford 1 October 2022, Build 192

From 1 May 2023, housing and small buildings up to 300 m² will need to be better insulated. What does this mean in practice for wall, underfloor and ceiling insulation of these buildings when using the schedule method for compliance?

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Floor slabs with polystyrene pods

By Ian Cox-Smith 1 April 2011, Build 123

The BRANZ House insulation guide details the expected thermal performance for common construction options. It didn’t include the thermal performance of floor slab systems with polystyrene pods, but recent modelling means this data is now available.

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