Inspiring people to make a better place to live

weathertightness

Many people have concerns about using foam (polystyrene) because of the chemicals used to make the stuff. In fact some of those chemicals are on the Living Building Challenge Red List. So why is foam such a good building material? It's all about R-value. Foam is an incredible thermal insulator. For the price, it's about the ... [Read more]

Eaves are the classic case of form following function. In this podcast I lay out my three key reasons for having them, but a key question is, 'how big should eaves be?' Radiation - They help shade you and your home from the summer sun, while still allowing light and warmth in during the winter ... [Read more]

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The Building Guide is NZ’s independent step-by-step guide for home owners who are building new or renovating, with a comprehensive building product and services gallery.