Construction Calculator for Australia

Free construction calculators preconfigured for Australia. FRELUX runs every calculation with this market's template defaults: local wall units, 20kg cement bags, and local electrical and plumbing practice. Prices come from the live price database in AUD (A$).

Australia building-practice defaults

• Default wall unit: Standard Australian Brick (230x110x76mm) (230 x 76 x 110 mm)
• Cement bag weight: 20 kg
• Currency: AUD (A$)

Electrical practice

• Standards: AS/NZS 3000:2018 (Wiring Rules)
• Nominal voltage: 230V single-phase / 400V 3-phase
• Typical wiring: Flat TPS (thermoplastic sheathed) cable run in cavity or ceiling space

Plumbing practice

• Standards: AS/NZS 3500 (Plumbing and Drainage Standard) & National Construction Code (NCC)
• Water supply piping: PEX tubing (AS/NZS 2492) or Type B Copper Tube (AS 1432)

Start a calculation

• Build-to-Roof Estimator: full construction cost from foundation to roof
• BOQ Generator: bill of quantities with VAT and contingency
• Electrical Estimator: wiring takeoff per Australia practice
• Plumbing Estimator: water supply and drainage takeoff
• Regional Cost Index: current material price levels

Are these figures certified for Australia?

They are template starting defaults for quantity takeoffs, referenced to the standards listed above. Always confirm sizes, materials and current prices with your local supplier or licensed professional before purchasing.