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Our Experience

20 Years Finding Hidden Leaks Across Harlin & Somerset

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.

20 Years Finding Hidden Leaks Across Harlin & Somerset

Fully Licensed Plumbers

Every leak detection technician we send out is fully licensed, qualified and insured for your peace of mind.

Trusted Local Service

Homeowners across Harlin and Somerset rely on us for honest advice and accurate leak location.

Lifetime Workmanship Guarantee

Every repair we carry out after locating a leak is backed by our lifetime workmanship guarantee.

Experienced Detection Technicians

Our team has spent two decades refining the acoustic and thermal techniques needed to find hidden leaks quickly.

Suspect a Hidden Leak?

Harlin Plumbing & Drains Delivers Fast, Accurate Leak Detection in Harlin

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.

Signs You May Have a Hidden Leak

Is a Hidden Leak Costing You Money and Damaging Your Home?

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.

    Stop Guessing Where The Leak Is

    Request Your Leak Detection Quote Today

    Our Approach

    How Harlin Plumbing & Drains Finds Leaks in Harlin Without the Guesswork

    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.

    • Acoustic listening devices and ground microphones to hear pressurised water escaping in mains, copper and poly lines
    • Thermal imaging cameras to spot hot and cold water trails through walls, ceilings and slabs
    • Correlators and tracer gas methods for plastic pipe or noisy sites where sound alone isn't conclusive
    • Pressure testing from the meter or toby through to the house to confirm whether the consumer main is the source
    • Moisture meters to map how far water has travelled through plaster, timber and flooring

    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.

      Related Services

      More Ways We Can Help Around Your Property

      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.

      Pipe Relining

      Pipe Relining

      Trenchless pipe relining repairs cracked or leaking pipes under slabs and driveways without excavation.

      Blocked Drains

      Blocked Drains

      Fast clearing of blocked drains, including root removal and high-pressure water jetting for stubborn build-up.

      CCTV Drain Inspection

      CCTV Drain Inspection

      Camera inspections give us a clear view inside your pipes to confirm any damage found during leak detection.

      Hot Water Repairs

      Hot Water Repairs

      From pinhole leaks to failed valves, we repair and service hot water systems throughout Harlin.

      Our Process

      What Happens When You Call Us Out

      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.

      1

      Assessment & Isolation Testing

      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.

      2

      Locating the Leak

      Using acoustic, thermal and pressure testing equipment, we pinpoint the exact source without unnecessary digging or demolition.

      3

      Repair & Report

      You'll receive a clear report on what we found, along with a fixed-price quote to repair the leak properly the first time.

      Other Services

      Full Plumbing Support for Harlin Homes & Businesses

      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.

      Blocked Drains

      Pipe Relining

      Plumbing

      Emergency Plumber

      Areas We Service

      Leak Detection Across Somerset & Surrounding Districts

      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.

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      • Coomera
      • Nerang
      • Robina
      • Ormeau
      • Pimpama
      • Currumbin
      • Oxenford
      • Pacific Pines
      • Mudgeeraba
      • Ashmore
      • Surfers Paradise
      • Arundel
      • Labrador
      • Miami
      • Burleigh Waters
      • Kingscliff
      • Carrara
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      • Anglers Paradise
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      • Isle Of Capri
      • Paradise Waters
      • The Spit
      • Mermaid Keys
      • Miami Keys
      • Pacific Fair
      • Kirra
      • Benobble
      • Biddaddaba
      • Boyland
      • Ferny Glen
      • Flying Fox
      • Illinbah
      • Sarabah
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      • Thornlands
      • Sheldon
      • Pinklands
      • Moore
      • Avoca Vale
      • Benarkin
      • Blackbutt
      • Colinton
      • Fernvale
      • Harlin
      • Linville
      • Monsildale
      • Nukku
      • Taromeo
      • Teelah
      • Wivenhoe
      • Caloundra
      • Maroochydore
      • Mooloolaba
      • Pelican Waters
      • Buderim
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      • Buddina
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      • Brisbane
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      • Beerwah
      • Beerburrum
      • Landsborough
      • Booroobin
      • Maleny
      • Glenview
      • Ilkley
      • Palmwoods
      • Woombye
      • Burnside
      • Highworth
      • Mapleton
      • Montville
      • Yandina
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      • Marcoola
      • Pacific Paradise
      • Yaroomba
      • Kenilworth
      • Kawana Waters
      • Aroona
      • Battery Hill
      • Meridan Plains
      • Bald Knob
      • Baroon Pocket
      • Cambroon
      • Conondale
      • Curramore
      • Reesville
      • Witta
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      • Palmview
      • Eudlo
      • Chevallum
      • Hunchy
      • Landers Shoot
      • Mons
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      • Cotton Tree
      • Kuluin
      • Diddillibah
      • Cooloolabin
      • Dulong
      • Flaxton
      • Image Flat
      • Kiamba
      • Kulangoor
      • Kureelpa
      • Perwillowen
      • Ninderry
      • Valdora
      • Eerwah Vale
      • Mudjimba
      • Twin Waters
      • Coolabine
      • Gheerulla
      • Moy Pocket
      • Obi Obi
      • Bokarina
      • Minyama
      • Wurtulla
      • Balingool
      • Calba
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      • Commissioners Flat
      • Noosaville
      • Doonan
      • Cooroy
      • Verrierdale
      • Weyba Downs
      • Tinbeerwah
      Why Choose Us

      What Sets Harlin Plumbing & Drains Apart

      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.

      Upfront Fixed Pricing

      You'll know the cost of your leak detection before we start, with no hidden call-out surprises.

      Non-Invasive Techniques

      We use acoustic, thermal and tracer methods to find leaks without unnecessary digging or wall removal.

      Tidy, Respectful Service

      Our Tidy Tradie guarantee means we treat your home or business like our own, cleaning up after every job.

      Testimonials

      What Harlin Locals Say About Us

      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.

      Get In Touch

      Ready to Find and Fix Your Leak?

      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.

      Reasons to Choose Harlin Plumbing & Drains

      Why Harlin Chooses Harlin Plumbing & Drains for Leak Detection

      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.

      Local Knowledge

      We understand the plumbing common to older Somerset homes and how local conditions affect leaks.

      Advanced Equipment

      Acoustic listening gear, thermal cameras and tracer methods let us find leaks without unnecessary damage.

      Genuine Guarantees

      Every repair carried out after leak detection is backed by our lifetime workmanship guarantee.

      20

      Years of experience

      5,000

      Completed Jobs

      80

      Recurring Customers

      500

      5-Star Reviews

      Frequently Asked Questions

      Leak Detection Questions Answered

      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.

      The most common clue is a water bill that's noticeably higher than usual without any obvious change in your household's water use. Other signs include a damp or unusually green patch of lawn, a musty smell inside the house, a water meter that keeps ticking over when every tap and appliance is switched off, or a warm patch on an otherwise cool floor. If you notice any of these, it's worth getting a plumber to investigate before the leak causes further damage.
      In most cases, yes. We rely on acoustic listening equipment, thermal imaging and pressure testing to narrow down the location of a leak before any digging or demolition takes place. This non-invasive approach means we can usually pinpoint the source accurately and only open up the exact section that needs repair, rather than guessing and causing unnecessary damage.
      A slab leak refers to a pipe leaking beneath a concrete floor, often in the water supply lines running through or under the slab. A leak under a timber floor or in a subfloor space behaves a little differently, as water can pool or travel along joists rather than seeping straight up through concrete. Both types can be tricky to pinpoint without the right equipment, which is why we use thermal imaging and acoustic tools to trace the water's path rather than relying on visible signs alone.
      Older copper hot water pipework is prone to a condition called pitting corrosion, where small pinholes develop from the inside out over time. If one section has started leaking, nearby sections of the same pipe run are often affected as well, which is why a leak in the same general area can reappear even after a patch repair. In these cases, we'll usually recommend replacing the affected section, or in some cases the full hot water loop, rather than continuing to patch individual pinholes.
      A genuine water leak usually comes from the pressurised supply lines running from the meter into the house, while sewer or stormwater issues involve drainage pipes that carry wastewater or rain runoff away from the property. Both can cause similar symptoms, such as a wet patch in the yard, but they require different diagnostic approaches and different repairs. Part of our process includes isolating your water supply to confirm whether the leak is coming from a drinking water line before we look at drainage as a possible cause.
      Yes, many insurers and restoration companies ask for a written report confirming the source and location of a leak before they'll proceed with a claim. We provide a clear report with photos and location markings that sets out what we found, which can be submitted alongside your claim to support the assessment process.
      Contact Us

      Book Your Leak Detection Today

      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.

      Send a Message