0407 478 364

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Based in Cairns

Servicing all of North Queensland

Relax, you’ve found a trusted Cairns plumbing business

Cairns Leak Detection is a specialist leak detection and plumbing business in Cairns.


As one of Cairns’ first plumbers to recognise the need for specialist leak detection equipment, we are now highly experienced. We have now been detecting leaks in Cairns for over 21 years!

Cairns Leak Detection is a family business, owned and operated by Peter and Leesa Flower. Our son Darcy is one of our qualified plumbers.

Peter Flower is a trusted plumber with over 30 years plumbing experience. He is often referred to as Mr Leak Detection and has spent years working in leak detection, maintenance plumbing, roofing, drainage and gas.

Peter’s knowledge of all aspects of plumbing ensures the job is done right and customers are happy. Check out our feedback.

The Preferred Leak Detectors

We are the preferred leak detection and plumbing business for home owners and all sorts of businesses around Cairns. 70+ social media reviews confirm this.

Our plumbers are fully uniformed, polite and efficient. They can locate leaks, cut concrete, jackhammer and make the repairs for you. From the easiest to the hardest to find leaks, we can handle them all.

We work for:

Local residents

Insurance companies

Real estate agents

Body corporates

Mining companies

Our company history

A few milestones in the history of our Cairns plumbing business.


Business founded

PJF Plumbing was the original name for Peter’s Cairns plumbing business.


1st Leak Detector

Peter watched a demonstration at a local plumbing supplier and purchased his first leak detector.


Business Renamed

PJF Plumbing became Cairns Leak Detection to reflect the nature of the business.


Mine Site Plumbing

Peter and Darcy obtained their accreditation to do plumbing work at mine sites.

What our customers say…

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