Leak Detection & Repair in Sydney, Central Coast & Newcastle
Don’t Let a Hidden Leak Turn Into a Major Headache


At Ontime Tradie, we understand the damage a hidden leak can cause-warped floors, mouldy walls, and rising water bills. That’s why our team offers expert leak detection and repair services across Sydney, the Central Coast, and Newcastle using the latest non-invasive tools and a get-it-done attitude.
Whether it’s behind a wall, under a concrete slab, or beneath your lawn, we’ll find the leak fast and fix it properly-without unnecessary damage or delay. No guesswork. No mess. Just reliable results.
What’s Involved in Leak Detection and Repair?
Plumbing leaks aren’t always easy to spot-but that’s our job. From subtle signs to sudden pipe bursts, here’s how we work:
Our 5-Step Leak Repair Process
- Identify the Signs – You tell us what you’ve noticed, and we conduct an initial inspection
- Pinpoint the Leak – Using thermal scanners, acoustic devices and pressure testing
- Explain & Quote – We break it down for you and give a transparent quote up front
- Expert Repair – Whether it’s a joint, pipe, fixture or valve, we’ll fix it on the spot
- Final Check – We retest to confirm everything is watertight and working as it should
Common Leak Issues We Fix
- Shower and bathroom leaks
- Burst or cracked pipes (indoor and underground)
- Leaky taps and toilet seals
- Hidden water line damage
- Roof, ceiling or wall leaks
- Leaking hot water units
- Slab leaks and foundation moisture
Why Timely Leak Detection Matters
Leaving a leak unresolved-even a slow one-can cause major long-term issues. Our service is designed to help you:
- Avoid costly water damage – Catch issues before they lead to structural problems
- Save on water bills – Unexplained increase? A hidden leak may be the culprit
- Minimise disruption – We use targeted, non-invasive tools to avoid unnecessary damage
- Get peace of mind – Know your plumbing system is safe, sound, and sealed
- Meet compliance – Reports available for insurance or property managers when needed
Why Choose Ontime Tradie?
Clear Communication & Honest Pricing
No upsells, no confusion-just straightforward service
Specialists in Leak Detection Technology
We use high-precision equipment for faster, cleaner results
We Show Up When We Say We Will
Punctual, professional and ready to get the job done
Same-Day Service Available
Urgent leak? We’ll prioritise your job
Licensed & Fully Insured
Qualified local plumbers with the right tools and training


Got a Leak? Let’s Track It Down & Fix It
Water damage can start small-but escalate fast. If you suspect a leak, call the professionals at Ontime Tradie. We provide fast, reliable leak detection and repair across Sydney, Central Coast, and Newcastle.
Our Valuable Services

Frequently Asked Questions
What are the signs of a hidden water leak?
Look out for damp spots, mould, musty smells, bubbling paint, or sudden increases in your water bill.
Can you detect leaks without digging or cutting?
Yes, we use advanced acoustic and thermal detection tools that allow us to find leaks without invasive damage.
Do you fix the leak on the same visit?
In most cases, yes. If we have the right parts on hand (which we usually do), we can repair it immediately after detection.
Is leak detection covered by insurance?
That depends on your policy. We can provide a detailed report to assist with insurance claims.
What if the leak is under concrete or a driveway?
We specialise in locating hidden leaks in difficult areas, including under concrete slabs and driveways. We aim to keep any disruption to a minimum.
Do you work with landlords and strata managers?
Yes, we regularly assist property managers with leak detection and reporting for residential and commercial properties.