Green building ratings: what's the best option?

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09 June 2020

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4 min read

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There are various green ratings available, each with their own specific merits. Here's a breakdown of the main players and how they differ. 
This elegant and modern home from Creative Arch and Waller Projects has a Homestar 7 rating. Photo: Mark Scowen
A concrete slab and polished floors with high thermal mass help the home absorb energy from the sun. Photo: Mark Scowen.
Ocean views grace this certified Passive House in St Clair, Dunedin. Photo: Tim Ross
The home was designed by Architype, and is one of relatively few certified Passive houses in the country. Photo: Tim Ross