Upfront pricing
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Looking for fast, fixed-price toilet repairs or replacement on the Gold Coast? The Plumbing Doctor provides same-day repairs for running cisterns, flush valves, inlet leaks, and blocked toilets, as well as complete toilet suite installations across all Gold Coast suburbs.
Whether your toilet is constantly trickling water into the bowl, making a loud whistling noise when filling, or completely blocked, our licensed Gold Coast plumbers carry common Australian outlet washers, inlet valves, and pan connectors to complete 90% of repairs on the spot in a single visit.
A running or leaking toilet is more than an annoyance—a trickling cistern can waste thousands of litres of water each month, spiking your council water bill and potentially damaging your bathroom floor. We deliver fast, permanent fixes with zero hidden fees.
We’re on call 24/7, fully licensed (QBCC & NSW), and ready to stop the damage quickly and restore your water supply with minimal disruption.
If water is constantly running into your bowl or leaking around the base of your toilet, we replace worn internal seals, outlet washers, and inlet valves. We stock components for all major Australian brands to stop leaks immediately.
Modern Australian dual-flush toilets rely on vertical flush valves and rubber outlet washers (the Australian equivalent of a toilet flapper). When these degrade, your toilet leaks continuously into the pan or loses flushing power. We replace faulty mechanisms with durable, heavy-duty components.
Looking to upgrade an outdated cistern or renovating your bathroom? We supply and install modern back-to-wall toilet suites, close-coupled toilets, wall-hung suites, and water-efficient 4.5/3L dual-flush systems.
Our plumbers stock parts and provide complete replacements for all leading Australian and international brands:
Our local plumbers are on standby with fully stocked vans for immediate dispatch.
If your cistern takes forever to fill, makes a loud whistling or whining noise, or won’t stop filling, the inlet fill valve needs repair or replacement. We install quiet, rapid-fill inlet valves compatible with your existing setup.
A blocked toilet is a high-priority emergency. We clear stubborn drain blockages, paper build-ups, and main sewer line obstructions using specialised drain cameras, toilet augers, and high-pressure hydro-jetters.
A toilet continuously running water usually means the rubber outlet valve washer at the base of the cistern has degraded or the inlet fill valve is jammed open. Replacing these internal components stops the trickle and saves water immediately.
The cost depends on the style of toilet selected (such as a standard close-coupled suite versus a modern back-to-wall unit) and whether existing waste pipes need alteration. We provide upfront, fixed-price quotes that include removing and disposing of your old toilet.
Yes. If your ceramic bowl (the pan) is in good condition, replacing the internal inlet and outlet valves is usually all that is needed. However, if you have an older single-flush system, upgrading to a modern dual-flush toilet suite will significantly reduce your ongoing water usage.
Ready to get started? Fill out the form or contact us directly. We'll respond promptly to discuss your plumbing needs.
Available 24/7
Mosgar Plumbing Services Pty Ltd T/a The Plumbing Doctor (Queensland)
QBCC License Number 15094970
NSW License Number 326915C