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 


New standard on electric grid connection via inverter

Standards New Zealand has just released AS/NZS 4777.1:2016 Grid connection of energy systems via inverters - Part 1: Installation requirements. Read more.

New asbestos guidance

New guidance around managing and removing asbestos applies from 3 November 2016. Read more.

Cost savings from PV studied

A study has found that photovoltaic systems are unlikely to provide consumer cost savings at present, but are set to become increasingly attractive. Read more.

Key insulation standard updated

NZS 4246, which gives guidance on installing bulk insulation in houses, has been updated. Read more

Recently added

  • Weíve added a page about the Passive House standard to our Passive Design section and a page about the risks of Construction noise to our Health and safety section.
  • Sustainable Building Design in New Zealand #1

    Watch YouTube Video.

  • Sustainable Building Design in New Zealand #2

    Watch YouTube Video.