Welcome to Level, the authority on sustainable building.

Level will help you design and build homes which have less impact on the environment and are healthier, more comfortable, and have lower running costs.

BRANZ Level.

What's New


Updated picture of energy use

An updated database of New Zealand energy use is now available, covering households and other sectors and including renewables such as solar and geothermal. Read more.


Zero energy house

In Auckland a ‘zero energy house’ that incorporates a host of sustainable construction techniques has shown great performance in thermal comfort.  Read more.

Solar water heating

A Consumer NZ report highlights some of the challenges facing solar water heating, but also points out where using solar makes sense. Read more.



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