The Right Stuff

Practical how-to articles for builders and designers showing good industry practice and interpretation of the NZ Building Code and standards.

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Designing better

By Greg Burn 1 June 2020, Build 178

Significant performance improvements can be achieved affordably in houses by designing above the New Zealand Building Code minimum requirements. So, where is a good place to start to improve the liveability of a house?

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Subfloor ventilation

By Stephen Sargent 1 October 2006, Build 96

The 2005 BRANZ House Condition Survey found 38% of homes with suspended timber floors had less than half the subfloor ventilation required by the current building standards. This inadequate ventilation can cause some serious problems.

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In-home ventilation systems

By Joanna Jackson 1 December 2006, Build 97

The recent cold and wet winter has left many homeowners wondering if they should install a ventilation system to help reduce condensation and dampness in their homes. As always, it’s a matter of choosing the right system – one that is effective and efficient for your situation.

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Keeping skillion roofs dry

1 October 2005, Build 90

For most skillion roofs the amount of air movement in the roof cavity, although limited, is sufficient to remove small amounts of vapour. The trick is to keep those amounts of water vapour small.

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