Search results for 'roofs'

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Under the weather

By Stephan Rupp, Zhengwei Li 1 April 2019, Build 171

In response to industry questions, BRANZ recently launched a research project into corrosion rates in vented roof spaces. Two roof spaces have been built in an unforgiving coastal environment and will be monitored.

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Passive roof ventilation

By Stephan Rupp 1 February 2016, Build 152, Feature article

Twenty years ago, roofs didn’t need to be specifically ventilated. Today, things are different. That’s because 21st century homes are more airtight, and if they aren’t aired, condensation may form.

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Resourceful timber

By Nigel Isaacs 1 October 2012, Build 132

Prone to earthquakes and with abundant native timber, New Zealand was quick to adopt timber as a building cladding. It could even replicate stone with design elements such as quoins.

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Flashings keep water out

By David Bullock 1 February 2009, Build 110, Feature article

A flashing is a folded length of metal that provides a weathertight cover at junctions in and between walls and roofs. Getting them right is a good start towards constructing a weathertight building.

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