Fully Licensed Plumbers
Every leak detection technician we send out is fully licensed, qualified and insured for your peace of mind.
For over 20 years, Harlin Plumbing & Drains has helped home and business owners throughout Harlin and the wider Somerset region track down hidden water leaks before they cause lasting damage. Our licensed plumbers combine acoustic listening equipment, thermal imaging and pressure testing to pinpoint leaks under slabs, behind walls and along underground mains, all without unnecessary digging or demolition. We've built our reputation on accurate leak location, upfront fixed pricing and a tidy finish on every job, which is why so many locals call us first when their water bill spikes or a wet patch appears out of nowhere. Whether it's a slow drip behind the shower tiles or a burst main under the driveway, our team has the local knowledge and equipment to find it fast.
Every leak detection technician we send out is fully licensed, qualified and insured for your peace of mind.
Homeowners across Harlin and Somerset rely on us for honest advice and accurate leak location.
Every repair we carry out after locating a leak is backed by our lifetime workmanship guarantee.
Our team has spent two decades refining the acoustic and thermal techniques needed to find hidden leaks quickly.
A hidden water leak rarely announces itself with a burst pipe. More often it shows up as a spike on your water bill, a damp patch on the lawn or a musty smell that won't go away, and by the time you notice it, water may already be tracking under your slab or through your wall cavities. Harlin Plumbing & Drains services homes and businesses throughout Harlin and greater Somerset, using non-invasive acoustic and thermal equipment to locate the exact source before any digging or wall opening begins. We understand the older poly, copper and galvanised plumbing common in this part of the Brisbane Valley, and how the local soil and climate can affect underground mains over time.
If you've noticed your water meter spinning when every tap is off, a ceiling stain that keeps spreading or a section of yard that's always wet, don't wait for the problem to get worse. Pick up the phone and speak with our team, and we'll talk you through what's likely happening and how soon we can get someone out to investigate. Call {{phone_number}} today for a straightforward, no-surprises assessment of your leak detection needs.
Water leaks rarely stay small. A pinhole in an old copper hot water line or a cracked joint under a concrete slab can quietly waste hundreds of litres a week while pushing up your water bill and softening the ground beneath your foundations. Left unchecked, slab leaks and underground main leaks can lead to lifted flooring, cracked tiles, mould growth and even movement in older Harlin homes.
Other leaks are less obvious again. A leaking shower waterproofing membrane or a failed pan connector under the toilet can send water into wall cavities and ceilings, showing up as a stain on the room below or a soft patch of plaster nowhere near the actual source. Sewer and stormwater seepage can also mimic a water leak, with a soggy lawn or wet driveway sometimes pointing to a broken drain rather than a burst supply pipe, which is why correctly diagnosing the source matters before any repair work begins.
Whatever the symptom, from a spinning water meter to an unexplained damp ceiling, an accurate diagnosis early on is often the difference between a straightforward patch repair and a costly repipe later.
Rather than reaching for a jackhammer at the first sign of trouble, our plumbers use a layered approach to leak detection that narrows down the exact location before any pipe, wall or slab is disturbed. We start with an isolation test and meter watch to confirm there's genuinely a leak, then bring in specialist equipment to trace it precisely.
Once we've marked the leak, we'll talk you through the options, whether that's a simple patch repair, a section replacement or, in the case of a failing under-slab line, trenchless pipe relining that avoids tearing up your floor. Every leak detection job in Harlin comes with a clear explanation of what we found and what it will take to fix it properly.
Leak detection often uncovers other plumbing issues that need attention, so we offer a full range of related services to get your home or business back in order. Here's a look at some of the ways Harlin Plumbing & Drains can help beyond simply locating your leak.
We keep our leak detection process straightforward so you always know what's happening and why. From the first phone call through to the final repair, our Harlin team explains each step in plain language and provides a fixed price before any work begins.
We start with a chat about what you've noticed, then run isolation tests and check your water meter to confirm there's an active leak.
Using acoustic, thermal and pressure testing equipment, we pinpoint the exact source without unnecessary digging or demolition.
You'll receive a clear report on what we found, along with a fixed-price quote to repair the leak properly the first time.
Leak detection is only one part of what we do. Harlin Plumbing & Drains handles the full range of plumbing needs across Harlin and Somerset, so you can rely on one local team for everything from blocked drains to emergency repairs.
While this page focuses on leak detection in Harlin, Harlin Plumbing & Drains is a locally run business servicing homes and businesses throughout Somerset and the wider Somerset region, including Toogoolawah, Esk and Linville. Wherever you're located, our team can usually be on site quickly to start tracing your leak.
Choosing the right leak detection plumber makes a real difference to how quickly a leak is found and how little disruption it causes to your property. Here's what you can expect when you book Harlin Plumbing & Drains.
You'll know the cost of your leak detection before we start, with no hidden call-out surprises.
We use acoustic, thermal and tracer methods to find leaks without unnecessary digging or wall removal.
Our Tidy Tradie guarantee means we treat your home or business like our own, cleaning up after every job.
We could tell you why Harlin Plumbing & Drains is the right choice for leak detection, but we'd rather let our customers do the talking. Take a look through the reviews below to see how we've helped homes and businesses across Harlin and Somerset get their leaks found and fixed properly.
A hidden leak won't fix itself, and the longer it runs, the more it can cost you in wasted water and repair work. If you've spotted a damp patch, a rising water bill or a ceiling stain that keeps coming back, reach out to Harlin Plumbing & Drains today. Our Harlin team is ready to talk through what you're seeing and arrange a time to come out and locate the source. Getting in touch is easy, simply fill in the form below or give us a call, and we'll take it from there. There's no obligation, just a straightforward conversation about getting your leak found and fixed.
Locating a hidden leak takes more than a good guess, it takes the right equipment and a plumber who knows how to read the signs. Our team has spent years refining this process for homes and businesses across Harlin and the surrounding suburbs, and we back every job with genuine guarantees.
We understand the plumbing common to older Somerset homes and how local conditions affect leaks.
Acoustic listening gear, thermal cameras and tracer methods let us find leaks without unnecessary damage.
Every repair carried out after leak detection is backed by our lifetime workmanship guarantee.
Years of experience
Completed Jobs
Recurring Customers
5-Star Reviews
Leak detection can raise plenty of questions, especially if you've never had to deal with a hidden leak before. We've answered some of the questions we hear most often from Harlin homeowners and business owners below.
Not sure if what you're seeing is actually a leak? Give us a call and describe what you've noticed. Our team can talk you through what might be happening.
Ready to get it sorted? Fill in the form below with a few details about your property. We'll be in touch to arrange a time that suits.
Harlin Plumbing & Drains is here to help homes and businesses across Harlin and Somerset find and fix hidden leaks properly, the first time.






