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Information sheets

HIA information sheets cover a wide range of industry topics. Prepared by HIA information specialists, they are designed to help HIA members answer questions about a variety of complex areas. You can search by category. Members can also talk to HIA for additional help and support.

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  • Retaining Walls (82KB) This item/page is locked

    This information sheet provides some basic information about types of retaining walls that can be constructed around the home to manage cut and fill and garden areas.

  • Reviewing the contract

    Before signing anything, you need to carefully review the contract document. Take your time and make sure that all points are covered and that all schedules are attached and noted in the contract.

  • Revised NBN Design Guidelines (62KB) This item/page is locked

    This information sheets explains the changes made by the NBN Co to their design standards for new subdivisions and new multi dwelling projects which require NBN fibre ready pit and pipe to be installed.

  • Section J Changes - Are you Prepared?

    This information sheet provides a breakdown of the key NCC 2019 Volume One Section J energy Efficiency changes.

  • Securing a residential building site and building work

    Where work has commenced on a residential building site, the builder is responsible for the ongoing protection and safety management of the site and all building works during a mandatory shut down period.

  • Security interests in personal property – new laws commence (199KB) This item/page is locked

    This information sheet explains the recent national laws governing the creation, enforcement and priority of security interests in personal property

  • Selecting The Right Brick (45KB) This item/page is locked

    This information sheet provides advice on selecting a brick to ensure that certain performance requirements are considered apart from just the colour and texture. One of the most important things is to ensure you select a brick suitable for the specific site conditions.

  • Small quantities of hand mixed concrete (80KB) This item/page is locked

    This information sheet explains how to mix small amounts of concrete for jobs where you don't need a full order of mixed concrete.

  • Solar Photovoltaic Panel Installation (50KB) This item/page is locked

    This information sheet provides information on solar photovoltaic panel systems which can be installed on homes to generate their own electricity.

  • Stair construction for Class 1 buildings (113KB) This item/page is locked

    This information sheet explains the acceptable construction practice for stairs in Class 1 buildings based on the details set out in the BCA.