Australian Home Building Glossary (2026): 128 Construction Terms Explained

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Tradie Slang

Wet area

By George Giannakakis · B.Arch.Studies · M.Arch (UniSA) · RLA300580

Last reviewed: 1 March 2026 · How we research

See it in the wild

2026 rule: Wet-area waterproofing to AS 3740 with certificate

Heard on site

"Wet areas get Villaboard, everywhere else standard Gyprock."

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Wet area explained in detail

Any room that gets wet: bathroom, ensuite, laundry, toilet, and the splashback zone of a kitchen. Wet areas have their own rules in the NCC and AS 3740 for waterproofing, falls, and the type of board and tile used. "Wet area board" is the water-resistant plasterboard.

Orientation Tip: How to determine which side living areas should be on

16m 42s

Watch: Wet area in contextSponsored by

Orientation Tip: How to determine which side living areas should be on

Ever wondered how the orientation of your home affects its comfort and energy efficiency? In this episode we explore why the direction your living areas face is crucial. Discover how to find the north point and the benefits of positioning your living areas to maximize natural light. We’ll also explain how an engineering plan can help you design a floor plan that works with your block’s orientation, plus a quick tip to help you determine the best layout for your home.

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Authoritative Sources

Verify against the binding rules in your state

BuildPilot is an independent Australian building platform, we publish guidance, we don't hold a building licence. Every Australian residential build must comply with the National Construction Code plus state-specific Acts and consumer-protection law. The authorities below are the primary sources of truth for the rules that actually apply to your project.

National

National Construction Code (NCC)

Australian Building Codes Board (ABCB)

The primary national set of technical building standards that every Australian build must comply with. Volume 2 covers Class 1 & 10 buildings (most homes).

Australian Standards (AS / AS-NZS)

Standards Australia

Specific material, product and method standards (e.g. AS 3700 masonry, AS 1684 timber framing) referenced by the NCC.

Housing Industry Association (HIA)

HIA

National peak body for residential builders. Publishes the most widely used home-building contracts and consumer guidance.

Master Builders Australia (MBA)

Master Builders Australia

National peak body for general builders. Publishes commercial and residential contracts and industry guidance.

By state & territory

South AustraliaSA

Consumer and Business Services (CBS)

VictoriaVIC

Victorian Building Authority (VBA)

New South WalesNSW

NSW Building Commission (within Department of Customer Service)

QueenslandQLD

Queensland Building and Construction Commission (QBCC)

Western AustraliaWA

Building and Energy (within Dept of Energy, Mines, Industry Regulation and Safety)

TasmaniaTAS

Consumer, Building and Occupational Services (CBOS)

Australian Capital TerritoryACT

Access Canberra (Construction Occupations Registrar)

Northern TerritoryNT

Building Practitioners Board / NT Worksafe (Building)

Links above open the public website of each authority. BuildPilot is not affiliated with these bodies and does not act on their behalf. Information on this page is general - check the current edition of the NCC and the relevant state Act for binding requirements.