What We Do
Hydraulic plumbing for builders, developers, and commercial projects across South East Queensland.
Hydraulic rough-in including slab penetrations, suspended pipework, in-ground drainage, and coordination with structural and civil trades.
Fixture installation, pressure testing, commissioning, and staged fit-off aligned with construction handover requirements.
Plumbing for new commercial developments working directly alongside builders and project managers from the ground up.
Shopfit plumbing including strip-out, drainage modifications, water connections, and final fit-off for operational handover.
Plumbing for cafes, restaurants, bars and food businesses. We handle sinks, kitchen connections, waste lines and compliance.
Installation of stainless steel sink units, grease waste connections, hot and cold water services, and compliant trade waste plumbing.
Complete bathroom plumbing including drainage, water services, fixture installation, with consideration to accessibility requirements.
Supply, installation, and certification of commercial grease traps in accordance with council and trade waste requirements.
Installation, testing, and certification of backflow prevention devices in line with AS/NZS 3500 and local authority regulations.
Works delivered in accordance with Queensland building codes, with compliance documentation and certification provided where required.
Direct coordination with builders and site managers, including program alignment, site meetings, and trade coordination on active job sites.
Scheduled maintenance and repairs for existing commercial properties and tenancies, planned around site requirements.
Commercial plumbing fits within a wider construction program. The stages below outline how hydraulic work is typically sequenced alongside other trades — from initial review through to handover.
We review your drawings and project requirements, confirm the hydraulic scope, and provide a clear, itemised quote.
Slab penetrations, in-ground drainage, suspended pipework and water services installed ahead of wall and slab closures.
Fixtures, tapware and equipment connections installed and commissioned once cabinetry and finishes are ready.
Pressure testing, commissioning and compliance documentation provided in line with project requirements.
Commercial plumbing work is carried out in accordance with applicable standards and project requirements. The framework below outlines the standards and licensing relevant to commercial plumbing in Queensland.
Plumbing and drainage standards covering water services, sanitary drainage, stormwater, and trade waste. Installations are carried out with reference to the applicable parts of this series.
The NCC sets the performance requirements for plumbing and drainage installations in commercial buildings. Work is delivered with reference to the relevant NCC provisions.
Oliver & Sons Plumbing operates under QBCC Licence No. 15538687. Work is carried out in line with Queensland building requirements.
Trade waste agreements, backflow prevention testing and water connection requirements vary by local water authority. Compliance is managed per the relevant authority.
The information above is general in nature and provided for reference only. Specific requirements for your project will depend on the hydraulic design, local authority and site conditions.
Ready to Get Started?
For Builders & Head Contractors
Send through your plans and project details — we'll review the scope and provide a clear, itemised quote. We work directly with site teams to coordinate hydraulic work alongside other trades and construction schedules.
Ready to discuss your project? Request a quote or contact our team below.
QBCC Licensed • 30+ Years Plumbing Experience • Commercial Plumbing