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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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  • AS 3959 – 2018 Construction of Buildings in bushfire prone areas (237KB)

    This information sheet provides an overview of the changes to the 2018 version of AS3959, which is to be used to comply with the 2019 National Construction Code. An overview of the changes is provided, with a summary of the implications for each BAL rating included.

  • BCA Gutter Overflow provisions (322KB) This item/page is locked

    This information sheet provides an overview of the BCA gutter overflow requirements that were introduced in 2016.

  • Condensation management NCC 2019 changes explained

    The National Construction Code (NCC) 2019 introduced new provisions to help minimize the impacts of condensation within houses and apartments.

  • Elements of lifecyle assessment (82KB) This item/page is locked

    This information sheet has been prepared to provide members interested in life cycle assessment of buildings and building materials with information on things to consider in an assessment.

  • Home renovations & Asbestos (279KB)

    This information sheet assist builders and home owners to recognise which building materials in an existing house may contain asbestos.

  • Leaving frames exposed to the weather

    Guidance on temporarily bracing of structure to ensure it remains unaffected in the event that you may need to pause the construction of a house for an extended period of time.

  • Mandatory sprinkler protection for Class 2 & 3 buildings (245KB)

    This information sheet provides an overview of the changes included in the 2019 National Construction Code that have introduced mandatory sprinkler requirements for Class 2 & 3 buildings that has a rise in storey of 4 or more storeys. Information on the different methods for compliance, including the use of drinking water or hydrant sprinkler systems is provided, and includes a summary of the offsets that can be made to other fire protection provisions when using sprinklers.

  • NCC 2019 Changes (290KB)

    This information sheet provides an overview of the changes included in Volumes 1 and 2 of the 2019 version of the National Construction Code that was released on 1 May 2019. The information effects houses, apartments and commercial buildings, and provides information on the Australian Standards that have been updated and any transition periods that may apply.

  • NCC 2019 Changes – Fire Safety Provisions for Class 1 Buildings (318KB)

    This information sheet provides an overview of the changes included in the 2019 National Construction Code that effect fire separation requirements for Class 1 buildings. Changes and new provisions addressed include those for cantilevered separating walls between attached Class 1 buildings, required extent of external walls, smoke alarms and encroachment details.

  • NCC Energy Efficiency Verification Using Reference Building Method

    This information sheet provides advice to members about the release of a video by the ABCB on changes to reference building method and how to apply the method.