Water Leak Detection and Repair

Protect Your Property Before Damage Spreads

  • Accurate leak detection with minimal property disruption
  • 24/7 emergency response across Sydney and the Central Coast
  • Complete detection and repair by one trusted team
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    • Fully Insured for Your Peace of Mind
    • 70+ Years of Trusted Expertise
    • 100% Satisfaction Guaranteed
    Trusted Local Experts

    70+ Years of Leak Detection Expertise

    With over 70 years of experience, WSG Group has built a reputation for accurately detecting and repairing water leaks across residential, commercial, and strata properties. From hidden pipe leaks to complex system faults, our team understands how to locate issues quickly and fix them properly.

    We focus on getting to the root of the problem and delivering repairs that last, helping you avoid repeat damage and unnecessary costs.

    • Serving Sydney and the Central Coast since 1947
    • Experience across homes, businesses, and large properties
    • Practical solutions based on real on-site work
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    What We Offer

    Our Leak Detection Services

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    Acoustic Leak Detection
    We use advanced listening equipment to detect hidden leaks within walls, floors, and underground pipes. This allows us to pinpoint the exact source without unnecessary damage.
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    Pipe Location
    We accurately trace and map underground and concealed pipes using specialised tools. This helps avoid guesswork and ensures precise repairs or future plumbing work.
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    Strong Local Presence

    Trusted Across Sydney Metro & Central Coast

    WSG Group provides dependable water leak detection and repair services across Sydney Metro and the Central Coast.

    We regularly assist clients in areas like Chatswood, Hornsby, Turramurra, Gosford, Terrigal, and Woy Woy, along with many surrounding suburbs, giving us a strong understanding of local plumbing systems and common leak concerns.

    Our team is known for prompt response, consistent workmanship, and reliable service across both urgent and planned jobs.

    • Quick response across metro and coastal regions
    • Strong familiarity with local property types
    • Reliable support for residential, commercial, and strata
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    Call 1800 186 597
    Get in Touch

    Fix Hidden Leaks Before They Get Worse

    Book a detailed inspection and get clear, reliable repair solutions.

    Best Quality
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    Act Early, Prevent Damage

    Early Water Leak Warning Signs

    Water leaks often begin unnoticed but can quickly lead to serious structural damage, mould growth, and rising repair costs. Acting early helps protect your property and reduces the risk of long-term issues. Our team focuses on identifying leaks at the source and resolving them before they escalate.

    Hidden leaks can develop behind walls, beneath floors, or underground, making them difficult to detect without proper equipment. Knowing what to look for can help you take action sooner and avoid major disruptions.

    • Sudden or unexplained increase in water bills
    • Damp patches on walls, ceilings, or flooring
    • Sounds of running water when no taps are in use
    • Mould growth or persistent musty odours indoors

    Why Use Our Water Leak Detection Services?

    Free Onsite Evaluation
    We carry out a detailed onsite inspection to assess your leak issue accurately. This ensures clear recommendations based on your property, without confusion or unexpected costs.
    Precise Leak Detection
    Our team uses proven techniques and modern equipment to locate leaks accurately. This helps avoid unnecessary damage and ensures repairs are completed in the right area.
    Community-Focused Support
    We pride ourselves on delivering prompt, local plumbing support across Sydney City and the Central Coast region. Our community-focused approach ensures that residential and commercial properties receive dependable service, helping operations run smoothly and efficiently.
    Honest, Upfront Estimates
    We provide straightforward, honest pricing for every plumbing project, ensuring you understand the full scope of costs before any work begins. This commitment to clarity helps you plan your project with complete confidence and no surprises.
    24/7 Emergency Service Availability
    Our skilled team is available 24/7 to respond to urgent plumbing repairs. Whether you're facing potential plumbing issues such as gas leaks, burst pipes, or clogged toilets, our 24/7 emergency service ensures that these challenges are resolved quickly, safeguarding your property and preventing further damage.
    Assured Service Warranty
    We stand behind our work with a comprehensive warranty on all our plumbing services. This warranty reflects our confidence in the quality of our work, which provides you with lasting assurance that every plumbing installation, repair, and maintenance task meets the highest performance standards.
    Community-Focused Support
    We provide prompt and dependable leak detection services across Sydney Metro and the Central Coast, supporting both residential and commercial properties.
    Honest, Upfront Estimates
    We offer clear pricing before any work begins, helping you understand the full scope of your repair without surprises.
    24/7 Emergency Service Availability
    Our team is available around the clock to respond to urgent water leak issues, helping minimise damage and restore safety quickly.
    Assured Service Warranty
    All leak detection and repair work is backed by our service warranty, giving you confidence in the quality and durability of our work.
    Get Free Quote
    Call 1800 186 597
    PEOPLE LOVE US

    Happy Customers

    Google Reviews4.8
    Based on 56 reviews
    Mella Lee
    Jye did a great job, found the fault fast and fixed the problem. On time and great customer service.
    Lilania Kershaw
    Always get great service from WSG. Turn up when they say they will. Reasonably priced. Professional and friendly.
    Greg Flanders
    Plumber was very helpful completed the work in a timely manner and very polite and courteous thank you
    Zoe Coupland
    Jake came out to look at the plumbing in our bathroom, he was fantastic to deal with. Polite and professional:)
    Vera Melville
    Luke and Jake came to fix my roof which was a big job.

    I would highly recommend your company to family ,friends neighbours etc. for all the work and effort that was provided.

    Luke was very helpful in answering all of my questions.
    He also advised me of hornet nests on the roof which he got rid of .
    He cleaned the skylight on the roof as well cleaning it from inside.
    It was very dirty made the room dark and I could not reach it myself
    Luke certainly excelled himself in all his work

    Your company is lucky to have him.

    Big THANK YOU
    Mara Kellow
    Very prompt service fixed issue very quickly. Would definitely recommend.
    Sally H
    Evan was very througher and mindful of our multi layered issues with a recent flooding event.
    paul mckinnon
    David Turner
    The guys from WSG Plumbing arrived on time as arranged, knew exactly what the issue was and fixed it in a professional and timely manner.
    Recommend WSG.
    lisa Gallard
    Fantastic service listen to all my concerns where on time and followed up highly recommend
    Common Questions

    Frequently Asked Questions

    How do I know if I have a hidden water leak?
    Unusual water bills, damp areas, or constant water sounds often indicate a hidden leak that needs professional attention.
    Will leak detection damage my property?
    No, we use methods designed to locate leaks with minimal disruption to walls, floors, and surrounding structures.
    How quickly can you respond to a leak emergency?
    We offer 24/7 services and aim to respond quickly to reduce damage and restore safety.
    Do you handle commercial leak detection?
    Yes, we work across residential, commercial, and strata properties, including complex plumbing systems.
    Can you repair the leak after detection?
    Yes, we provide complete solutions from detection through to repair, ensuring the issue is fully resolved.
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