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.

What's New

Workplace safety laws changing

Focus on critical risks. Read more.

EECA solar advice revamped

Good design crucial. Read more.

New tool for lower power bills

Publicly owned. Read more.

Seismic resilience pays off

Costs recovered. Read more.

Recently added

Reducing Carbon: Where is it in a building?
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Reducing Carbon: House size and form
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Reducing Carbon: Solar design and the thermal envelope
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Reducing Carbon: Materials selection
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Reducing Carbon: Fixtures & Appliances
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Resources

Recent BRANZ bulletins that cover Level topics include BU701 Building on land subject to flooding and/or landslides, BU700 Natural hazard information for building sites and BU699 Warm roofs in domestic construction.

BRANZ has published the reports ER119 Pathways top Net-zero Residential Buildings and Urban Communities in New Zealand (2025), ER105 Biomaterials for low-carbon built environment: Fostering the new good, ER112 Plastic waste in construction Report 5 - Fixation methods and ER111 Plastic waste in construction Report 4 - Examining the quantity of packaging, off-cuts, and built-in plastic components on NZ residential construction sites.