Many Canterbury houses have lost stiffness and strength following the earthquakes. Repairs to gypsum plasterboard linings need to restore this to prevent future small events repeating the cracking and damage.
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In Build 156 Tolerances tables, we outlined some of the allowable construction tolerances for a quality result. We have now revisited this information and added some more for plasterboard and fibrous plaster, an area that can cause disagreements between contractors and clients.
A detailed study of water leakage through 14 walls clad with weatherboards sheds some light on the origin of leaks.
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.
A waterproof coating is essential to maintain the weathertightness of single skin concrete block walls since concrete masonry, and particularly the mortar joints, have little resistance to water penetration.
Here’s a simple way to make your ridge junctions neat and tidy.
BRANZ has offered an 0800 helpline for the building industry since 1993. If you phone 0800 80 80 85 (and press 1) you will invariably speak to Eddie Bruce, who fields more than 4,000 calls a year. These are some of the queries he deals with.
With repair work to minor damage on Canterbury houses well under way, some are asking if the repairs are adequate. Sometimes, only cosmetic makeovers have been done when screw fixing of wallboard bracing is needed, writes a Christchurch architect.
Is it a quality defect or not? It can be hard to decide, but using these established guidelines and standards will help everyone to view work from the same starting point when checking for defects.
We all know that corrugated steel is most commonly used as a roof or wall cladding, but it can be used in a variety of other ways. This article looks at using corrugated steel as an internal ceiling lining and some potential pitfalls with skillion roofs.
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