Woonona · Northern Illawarra
Construction & New Builds in Woonona
Full construction plumbing from slab to fit-out for residential, commercial and industrial projects.
Post-war housing stock dominates Woonona, with many properties running original galvanised water pipes now approaching the end of their lifespan. Corrosion, low pressure, and discolouration are signs it's time for a re-pipe. Blocked drains from clay sewer lines are also common across the suburb.
Ross Barber Plumbing has worked on everything from custom home builds in Kiama and Shellharbour to large-scale commercial construction projects. We coordinate directly with builders and developers to keep your project on schedule, on budget, and fully compliant.
We work across Woonona regularly and know the local infrastructure well. Whether it is a planned job or an urgent callout, we pick up the phone and we show up.
What's included
- Custom residential new builds
- Commercial and industrial projects
- Slab plumbing and rough-in
- Drainage design and installation
- Gas rough-in and connections
- Coordination with other trades


Why choose Ross Barber Plumbing for construction & new builds in Woonona?
Licensed, local, and equipped to handle the job without relying on subcontractors or third-party equipment.
Fully licensed and insured
NSW Plumbing Licence 262955C. All work is carried out to code and fully insured.
25 years in the trade
Serving the Illawarra and Shoalhaven since 2014, with 25 years of hands-on plumbing experience.
24/7 emergency availability
We pick up the phone. For emergencies in Woonona, call us any time of day or night.
Common questions about construction & new builds in Woonona
Answers to the questions we hear most from Woonona customers.
How early in a new build should I involve a plumber in Woonona?
As early as possible, ideally at the planning stage. For new builds in Woonona, involving a plumber from the beginning means drainage layouts and service routes are designed into the project from day one rather than worked around later. We coordinate directly with builders and developers.
Do you handle slab plumbing for new homes in Woonona?
Yes. Slab plumbing is a core part of our new build work in Woonona. Getting the under-slab drainage layout right before concrete is poured is critical because problems at that stage are expensive and disruptive to rectify. We have completed slab work across hundreds of residential builds in the Illawarra and Shoalhaven.
Can you work directly with my builder in Woonona?
Yes. We work alongside builders, project managers, and developers across Woonona and the wider region. We are experienced at coordinating with other trades and meeting the tight timelines that construction projects demand.
Do you take on commercial construction projects near Woonona?
Yes. Alongside residential new builds, we take on commercial, industrial, and multi-unit projects in Woonona and across the Illawarra and Shoalhaven. Contact us to discuss your project scope and timeline.
Other services in Woonona
We offer the full range of plumbing and drainage services across Woonona.
Need construction & new builds in Woonona?
Call us direct or request a free quote. 24/7 for emergencies.