Annual Loss Factor (ALF)
Use the Annual Loss Factor tool to calculate a
building's building performance index (BPI).
Use this worksheet to determine the wall and foundation bracing elements.
Use this interactive map to find the
earthquake and corrosion zones for a given address.
Keep up to date and find out more with useful links, research and advice about important issues in the building
Eco Design Advisor
A BRANZ initiative that provides advisors with technical support.
Engineering Basis of NZS 3604
This book is intended as a source document for those who need to know the basis for the engineering decisions underpinning NZS 3604
BRANZ has developed a range of fire modelling software for various scenarios.
H1 Energy Efficiency Support
Useful information and tools to aid in applying
Clause H1 Energy Efficiency (Third Edition).
HEEP Energy and Temperature Data
The HEEP Energy and Temperature Data tool allows users to explore data collected in the Household Energy End-use Project
(HEEP) from 1999-2005.
A home rating tool for warmth, health and resource performance.
Ideas to design and build healthier
homes that have less impact on the environment.
Lintels and Beams Calculator
A calculator for buildings within the scope of NZS 3604:1999 Timber-framed buildings.
NZS 4218:2009 Calculation Method Tool
This tool calculates heat loss for
the calculation method of NZS 4218:2009.
P21 (2010) A wall bracing test and evaluation procedure
Bracing ratings evaluated in accordance with this procedure are intended to be used for design of
buildings within the scope and framework of NZS 3604 Timber framed buildings.
Precast Concrete Panels Design Guide
For exterior walls of warehouses and industrial
Resource efficiency is all about using materials, energy, time and money more effectively.
Wall and Roof Cladding Life Cycle Analysis Tools
Uses life cycle cost data and environmental impacts
of wall and roof claddings in domestic buildings.
Weathertight Solutions Details
Preview/buy PDF and CAD details for openings and junctions in a range of cladding types.
| ||Photovoltaic Calculator|
This tool estimates the annual
electrical energy generated (i.e. energy yield) from a photovoltaic array, in many New Zealand sites