Module: Water vapour in air

This module focuses on the concepts and features critical to the design of timber wall framing.

Topics covered in this self-paced module: 

• What do I need to know before I start?
• How do various loads impact wall framing?
• How do I resist load in a wall frame?
• Library of useful material
• Did I understand all of this? 

Gain 100% in the test at the end of the module, and you'll receive a record of your completion that can be submitted as part of your CPD activity log.

This guide covers important choices facing designers and homeowners in selecting active energy systems such as water heating, space heating and lighting and looks at options such as photovoltaic electricity generation. Considerations include what different technologies can achieve and which options are more energy efficient and environmentally friendly than others.

It explains the requirements of the New Zealand Building Code, standards and other obligations that need to be met while pointing out that going better than the required minimum typically brings benefits in comfort and ongoing cost savings.

Note that since the publication of this book the energy efficiency requirements in H1/AS1 and the water heating requirements in G12/AS1 have both been amended.

This publication gives guidance to designers and plumbing contractors in the key decisions and requirements around design and installation of hot and cold water supply and sanitary plumbing in a domestic building.  

This publication covers:

• statutory requirements
• design of water supply systems 
• materials selection
• water supply fundamentals including rainwater harvesting
• cold water supply installation
• hot water system selection and installation
• sanitary plumbing including greywater harvesting. 

Note that this book was prepared before the November 2023 updates to Building Code Acceptable Solution G12/AS1.