By Alide Elkink
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1 August 2022, Build 191
Roof construction R-values will increase to R6.6 when New Zealand Building Code Acceptable Solution H1/AS1 5th edition becomes mandatory on 1 May 2023 (6 months later than first announced). Have you thought about how you will deal with these changes in your designs?
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By Trevor Pringle
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1 June 2012, Build 130
E2/AS1 was updated last year – do you know what changed? This guide has 25 key changes to the design of a building structure and envelope.
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By Michael Camilleri, Nigel Isaacs
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1 April 2008, Build 105
This guide to the calculation method gives some hypothetical examples for common situations where this method may be needed.
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