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By Mark Bassett – 1 December 2007, Build 103, Feature article
BRANZ recently completed research to understand the movement of air and water in the cavities around windows. This has provided new insight into alternative ways of managing water at the difficult junction between walls and windows.
By Trevor Pringle – 1 October 2008, Build 108
Brick veneer cavities have an important weathertightness function. Getting the detailing and construction of veneer claddings right is necessary to allow the water present to drain and dry.
By Greg Burn – 1 August 2009, Build 113
Wall underlay plays an important role in the weathertightness of exterior wall assemblies in light timber-framed residential buildings, yet often it is poorly installed. Getting it right can be as simple as 1, 2, 3.
By Trevor Pringle – 1 August 2004, Build 83
For many cladding materials the horizontal joints are dealt with in the design of the cladding itself, e.g. weatherboards. This article is concerned about those claddings that need horizontal joints to accommodate movement or sheet size.
By Alide Elkink – 1 October 2015, Build 150
Recent media reports have drawn attention to damage from leaking showers. Although tiles may be impervious to water, cement-based grout is not, so the waterproofing in tiled showers is crucial.
By Trevor Pringle – 1 October 2003, Build 78
One of the more difficult areas of detailing is excluding water where a pipe, meter box, or decorative or structural member penetrates the wall cladding material. Although the best option is to avoid penetrations here are some details that can help.
By John Harper – 1 June 2004, Build 82
In previous editions of Build we’ve talked about window/door heads and jambs. It’s now time to look at sills.
By Trevor Pringle – 1 October 2005, Build 90
Want a quick guide to installing a window in a wall where a low level of weathertightness risk permits direct fixing of the cladding to the wall framing? Follow these easy steps for a snug-fitting window.
By Tom Edhouse – 1 June 2010, Build 118
Twelve simple construction tips can improve the weathertightness of buildings in windy situations.
By Alide Elkink – 1 December 2010, Build 121
Some external moisture is likely to penetrate masonry veneer, but this isn’t a problem when sufficient ventilation can drain and dry any water that enters. In this example, poor construction details restricted ventilation and caused problems.
