Edge detailing for membrane roofs
Don’t be misled into thinking that rubber roofing membranes can do without edge detailing. It’s required in E2/AS1, and omitting it can lead to stained walls.
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By Trevor Pringle – 1 June 2012, Build 130
Don’t be misled into thinking that rubber roofing membranes can do without edge detailing. It’s required in E2/AS1, and omitting it can lead to stained walls.
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.
By Tom Edhouse – 1 February 2013, Build 134
We complete this four-part Build series on calculating bracing requirements by looking at roof bracing.
By Tony Conder – 1 December 2004, Build 85
Roof bracing is one element in a continuum that provides resistance to horizontal loads. It works with the wall and foundation bracing to supply a total bracing package for a building.
By Roger Shelton – 1 June 2014, Build 142
Verge overhangs are the areas of a timber-framed roof that are most vulnerable to wind damage, so it’s important to get them right.
By Trevor Pringle – 1 February 2014, Build 140
Good detailing of the roof wall junction for lean-tos is important for the weathertightness of a building, but this junction can present some challenges.
By Alide Elkink – 1 April 2011, Build 123
The roof is usually the first thing to fail when a building is damaged in a severe storm. This risk can be minimised by making sure there are good structural connections.
By Nick Helm – 1 August 2012, Build 131, Feature article
Not only is technology changing building design, it’s changing product development. Build talks to Dave Stampa, National Manager for Steel & Tube Roofing, about the process involved in the development of their latest roofing profile.
By Rachel Hargreaves – 1 October 2006, Build 96, Feature article
Green roofs are slowly breaking into the New Zealand market. Some of the issues and cost benefits are discussed here.
By Alide Elkink – 1 April 2007, Build 99
Installing insulation retrospectively can be costly and difficult but it greatly reduces heating costs and improves home comfort. Retrofitting roof space insulation is usually the simplest, most effective option and is fully justified by the cost savings.