Ventilation

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Combating internal moisture

By Stephen McNeil 1 December 2015, Build 151, Feature article

Newer homes may be less draughty but concern is growing that they are accumulating too much internal moisture. Ventilation is key, and BRANZ is researching how to keep homes aired, warm and healthy.

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House condition matters

By Vicki White 1 October 2016, Build 156, Feature article

Early results from the latest House Condition Survey indicate the continued presence of mould in over half the properties. This is bad news, as evidence links mould and damp houses with poor health and social wellbeing.

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Warmer, drier, healthier buildings

By Mark Jones 1 December 2018, Build 169, Feature article

BRANZ’S Warmer, drier, healthier buildings programme is making progress on understanding how living environments affect our health. Collaborative research is delivering notable outcomes, and this looks set to continue.

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Airtightness trends (part 2)

By Stephen McNeil 1 August 2018, Build 167

In the last Build, we looked at airtightness, how to measure it and the positives and negatives of being leaky or airtight. Now we consider how controlled infiltration makes ventilation design easier and the resulting savings.

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Agents of change

By Nigel Isaacs 1 June 2014, Build 142, Feature article

New Zealanders are a resourceful lot, always exploring new and better ways of doing things. We look back in time at two distinctly Kiwi twists on ways of building.

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