Build Right

Linings and finishes in wet areas

By Stephen Sargent – 1 February 2007, Build 98

Changes to the Building Code have clarified where wet area linings and finishes should be used instead of ordinary linings and finishes.

Weathertightness and brick veneer cavities

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.

WANZ WIS – drained cavity and openings

By Greg Burn – 1 April 2009, Build 111

The Window Association of New Zealand has developed an Alternative Solution to the details in E2/AS1. Known as the WANZ WIS details, we look at how it works and what to watch out for.

Wall underlay installation

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.

Eaves/soffit lining construction

By Alide Elkink – 1 October 2009, Build 114

Correct construction sequencing is needed to create a weathertight detail at the wall and eaves intersection for a low slope roof.

Formwork

By Des Molloy – 1 October 2010, Build 120

Many builders have had a concrete and formwork failure that they would rather forget. It’s an area of construction where listening to the wisdom of experienced tradespeople is vital, but the following pointers may also help.

Structural plywood

By Simon Dorries – 1 December 2010, Build 121

Structural plywood is an option when long-term load carrying and structural performance is required. But how do you tell if a sheet of plywood is structural or not?

Storm-damaged roofs

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.

H1.2 framing timber treatment

By Alide Elkink – 1 October 2011, Build 126

A single, boron-based treatment class, H1.2, may now be used for almost all enclosed timber framing. This has simplified framing timber, but have treatment processes or on-site handling changed?

Veranda beam fixings

By Roger Shelton – 1 August 2013, Build 137

Aspects of NZS 3604:2011 Timber-framed buildings are causing some confusion. Here, we answer some questions on veranda beam fixings.

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