Steps to good insulation design
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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Practical how-to articles for builders and designers showing good industry practice and interpretation of the NZ Building Code and standards.
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By Michael Camilleri – 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.
By Roger Shelton – 1 December 2012, Build 133
A Build reader has asked what is the correct loaded dimension for a lintel supporting a hip roof. The correct answer is, it depends.
By Alide Elkink – 1 December 2016, Build 157
The tricky question of how to install shower fixtures and fittings while not compromising watertightness can be answered with this two-step process to make a waterproof penetration.
By Trevor Pringle – 1 October 2017, Build 162
Benjamin Franklin said, ‘don’t throw stones at your neighbours if your own windows are glass.’ These days, all windows are glass, but there’s a swag of other considerations.
By John Burgess, John Yolland – 1 April 2012, Build 129
Recent changes to NZS 3604:2011 Timber-framed buildings and NZS 4211:2008 Specification for performance of windows has created an inconsistency between wind zones in these standards.
By Alide Elkink – 1 June 2012, Build 130
A Build reader recently asked if H3.1 treatment for timber cladding is sufficient to protect against rot. It is, but only if primed before installation, painted and regularly maintained.
By Trevor Pringle – 1 October 2012, Build 132
The junctions between different cladding materials can present a few challenges for designers. BRANZ has developed some details to help fill the gap.
By Alide Elkink – 1 April 2013, Build 135
The range of flexible wall underlays available can make choosing an appropriate one difficult. So what are the options and how do you select the correct wall underlay?
By Alide Elkink – 1 December 2013, Build 139
Well located movement control joints are essential in plaster claddings to avoid random cracking that can compromise weathertightness.
By Eddie Bruce – 1 December 2003, Build 79
When preservative-treated timber is cut, shaped, planed or drilled, the newly revealed timber may not be protected by preservative and end grain may be exposed. Additional treatment may be needed to protect the cut ends.