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 Ann Galloway
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1 February 2015, Build 146
Making additions or alterations to an older home can provide an opportunity to improve its thermal performance. However, installing insulation to maximise the benefits is not always as straightforward as it might seem.
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By Tom Edhouse
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1 August 2009, Build 113
Designers should be designing roofs with enough space between the roof underlay and top plate for the thicker ceiling insulation now commonly used. Here are some options to avoid getting caught short.
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By Jonquil Brooks
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1 April 2022, Build 189
BRANZ is currently updating the House insulation guide to align with the new requirements of the 5th edition of Building Code clause H1 Energy efficiency.
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By Michael Camilleri
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1 April 2008, Build 105
When it comes to insulation, designers should think optimum rather than minimum and make key decisions early in the design process.
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By Alide Elkink
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1 December 2019, Build 175
Tricky access can be a problem when retrofitting insulation into an older home. However, as the push continues to insulate homes, we look at some of the options and things to consider.
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By Des Molloy
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1 April 2003, Build 75
We insulate our houses to increase the indoor comfort levels. Yet insulation is often installed with little thought to how important it is to get it right.
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By Tony Conder
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1 October 2009, Build 114
Major projects retrofitting insulation in older uninsulated or poorly insulated homes are currently underway. To do this right, there are installation pitfalls that need to be avoided.
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By Malcolm Cunningham
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1 April 2005, Build 87
Although steel framing in domestic construction has only a small market share, there are signs it may be on the increase. Since steel is a good conductor, builders need to be aware of potential pitfalls, such as thermal bridges and condensation.
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By Greg Burn
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1 June 2022, Build 190
BRANZ modelling identified six areas for designers to focus on to reduce the carbon footprint of a new build. In the first of this series, we look at the practical considerations for designers using rule of thumb 1 Increase construction R-values.
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