A new wind zone category, extra high, has been added in the revised NZS 3604:2011 Timber-framed buildings, and the amended E2/AS1.
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Another common feature of many leaky buildings that can be worth changing is the flush gable or the roof gable hidden behind a parapet.
A common feature of many leaky buildings is that they were constructed without eaves, usually with walls terminating with a parapet. Changing this design detail can greatly enhance a building’s weathertightness.
Costs can be lowered and accidents avoided if time is spent thinking about safety at a project’s design stage. This can range from the number of employees and the materials used, through to putting in permanent safety systems.
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.