Search results for 'roofs'

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New timber treatment requirements

By Russell Black 1 June 2004, Build 82, Feature article

Various activities are underway in the building industry in response to weathertightness problems and some steps have now been taken. One is the recent revision of the Acceptable Solution for B2 Durability. A key issue in this revision has been setting minimum levels of timber treatment for selected parts of a building through reference to the (also) revised standard NZS 3602. This feature discusses some important consequences of these revisions.

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Sizing rafters

By Tom Edhouse 1 June 2014, Build 142

NZS 3604:2011 Timber-framed buildings sets out how to size rafters in table 10.1. The BRANZ technical helpline has received queries on doing this, so let’s step through some examples.

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