O'Neill Plumbing Solutions is the trusted local plumber for Doyalson, servicing homes and businesses along the Pacific Highway corridor and throughout the Lake Munmorah area. Doyalson's mix of established homes and newer developments means our plumbers see everything from ageing copper pipework needing an upgrade to brand new builds requiring first-fix and second-fix plumbing. Whatever the job, our licensed team turns up on time, communicates clearly, and gets the work done without cutting corners. We know Doyalson locals value straightforward, honest tradespeople, and that's exactly the reputation we've built across the Central Coast.



Our Doyalson plumbing services cover the full spectrum, from urgent leak repairs to planned renovation work. We carry a fully stocked van so most common repairs are fixed on the first visit, and every quote is transparent before we start. Doyalson residents can call on us for emergency callouts as well as scheduled maintenance to keep plumbing systems running smoothly year-round.
No hot water is never convenient, which is why our Doyalson team prioritises fast response times for hot water system repairs and replacements. We service gas, electric, and solar systems, and can talk you through which option suits your household best if a replacement is on the cards. Our licensed gas fitters also handle gas appliance repairs and safety checks, ensuring everything from your stovetop to your gas heater is running safely and efficiently.
From new gas connections to appliance installations and compliance certificates, our gas fitting team handles it all for Doyalson homes and businesses. We're fully licensed to carry out gas work to Australian standards, so you can trust the job is safe, compliant, and built to last.



If you can smell gas or suspect a leak anywhere on your Doyalson property, our team responds quickly with specialised detection equipment to locate and repair the issue safely. For blocked drains, we use drain cameras and high-pressure jetting to clear blockages fast, whether it's tree roots from established gardens, grease build-up, or foreign objects causing the problem. We always aim to fix the underlying cause, not just clear the symptom.
A leaking tap might seem minor, but left unattended it can waste thousands of litres of water and push up your bills. Our Doyalson plumbers repair or replace tap fittings quickly and affordably. If your water bill has spiked with no obvious explanation, our water leak detection service can find hidden leaks under floors, behind walls, or underground, without unnecessary digging.
Renovating your bathroom in Doyalson? We manage the full plumbing scope, from demolition through to installing new fixtures, tapware, and waterproofing preparation. Our team works efficiently alongside builders and tradespeople to keep your renovation on track and on budget.
Kitchen upgrades need careful plumbing for sinks, dishwashers, and hot water lines. Our Doyalson team ensures every connection is installed to code and positioned correctly the first time, helping your renovation stay on schedule and avoiding costly rework later.



Doyalson is home to a growing number of local businesses along with its established residential streets, and our team is equipped to handle both. Commercial plumbing work is scheduled to minimise disruption to trading hours, while our residential services cover everything from routine repairs to full home plumbing upgrades.
We install, test, and certify backflow prevention devices for Doyalson properties to keep the local drinking water supply safe from contamination. Our CCTV drain inspections give us an accurate, real-time view inside your pipes, helping us diagnose problems precisely and recommend the most cost-effective fix without guesswork.
Persistent drain blockages are usually a symptom of a bigger issue, and our Doyalson team investigates thoroughly rather than offering a quick patch-up. Buying a home in Doyalson? Our pre-purchase plumbing inspections give you a clear, honest report on the property's plumbing condition before you commit, helping you avoid unexpected repair costs down the track.