There have long been questions about whether a single gable end truss is suitable for fixing cladding to and, if so, what is the maximum height before a 2-ply gable end truss is required? For the answer, we look at the design of gable end trusses.
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New Zealand’s Building Code can trace part of its history back to the us small dwelling Code published in 1922. This was the first nationally developed us Building Code and probably the first anywhere to explore going beyond minimum standards.
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.
They deliver substantial environmental gains, so while New Zealand is slow to jump on the green roof bandwagon, there’s reason to think this will change.