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Water Mains Leak Detection

Is your water bill unusually high? A hidden leak in your mains water system could be the cause. Our expert team specialises in locating and repairing leaks in water mains leak detection to help prevent costly damage. Get in touch with us today to find out how we can assist.

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Water Main Leak Detection Experts

Professional Mains Water Leak Detection Services

When your water bills suddenly spike or you notice unexplained wet patches in your garden, you could be dealing with a mains water leak. At Complete Leak Detection, our certified specialists use cutting-edge technology to locate and diagnose mains water leaks quickly and accurately, saving you from costly water waste and potential property damage.

Expert Insight

“As certified leak detection specialists with over 15 years of experience, we’ve seen how undetected mains water leaks can waste thousands of litres daily and cause significant structural damage. Early detection using professional equipment is always more cost-effective than reactive repairs.” – Complete Leak Detection Team

Mains Water Leak Detection Specialist

Understanding Mains Water Leaks

Your property’s mains water supply runs from the street connection to your internal plumbing system. Leaks can occur anywhere along this route, often hidden underground or within walls. Unlike internal plumbing leaks, mains water leaks frequently go unnoticed until significant damage has occurred or you receive an unexpected water bill.

Common causes include ground movement, pipe corrosion, poor installation, and extreme weather conditions. If you’ve received notification that Anglian Water said you have a leak or need help understanding your Thames Water leak notification, our specialists can provide immediate assistance.

Warning Signs of Mains Water Leaks

Unexplained Water Bills

Sudden increases in water usage without changes in household consumption patterns

Wet Patches in Garden

Persistently damp or soggy areas in your garden, driveway, or near the property foundation

Low Water Pressure

Reduced water flow throughout your property, particularly affecting multiple outlets

Water Meter Running

Your water meter continues to record usage even when all taps and appliances are turned off

Unusual Sounds

Hissing, gurgling, or running water sounds near the water meter or main supply pipe

Cracked Pavements

Damage to driveways, paths, or road surfaces caused by underground water erosion

Water Mains Leak Detection

Acoustic Leak Detection

Our acoustic listening leak detection equipment can detect the sound of water escaping from pressurised mains pipes, even through several metres of soil. This non-invasive method is highly effective for locating leaks in metal and plastic pipes.

Thermal Imaging Technology

Using professional thermal imaging leak detection cameras, we can identify temperature variations caused by water leaks. This technology is particularly effective for detecting leaks near the surface or under concrete.

Tracer Gas Detection

For the most challenging leaks, our tracer gas leak detection service introduces a safe, non-toxic gas into the water system. This gas escapes at the leak point and is detected using sensitive equipment, providing exact location data.

Our 4-Step Detection Process

1

Initial Assessment

Comprehensive site survey and water meter analysis to confirm leak presence

2

Technology Deployment

Using acoustic listening devices, thermal imaging, and tracer gas for precise detection

3

Exact Location

Pinpointing the leak’s exact position and depth without excavation

4

Detailed Reporting

Comprehensive report with repair recommendations and insurance documentation

Emergency Mains Water Leak?

Don’t let a mains water leak escalate into a costly disaster. Our specialists are available 24/7 for emergency detection and can often attend within 2 hours.

Call Now: 07897 020 680

Why Choose Complete Leak Detection?

No-Dig Technology

Our advanced detection methods eliminate the need for exploratory excavation, saving your garden, driveway, and landscaping from unnecessary damage.

99% Success Rate

With over 15 years of experience and cutting-edge equipment, we successfully locate leaks in 99% of cases, backed by our no-find, no-fee guarantee.

Insurance Approved

We work directly with all major insurance companies and provide comprehensive documentation for claims, including detailed reports and photographic evidence.

Rapid Response

Emergency callouts available 24/7 with typical response times of 0-2 hours. Call outs within 24-48 hours. We understand that time is critical with mains water leaks.

Certified Specialists

Our technicians hold industry certifications and receive ongoing training in the latest leak detection technologies and safety protocols.

Complete Solutions

Beyond detection, we offer comprehensive trace and access services and can arrange qualified repairs through our trusted network.

Related Water Leak Issues

Mains water leaks often connect to other plumbing problems. If you’re experiencing related issues, our specialists also provide:

We also assist with pressure-related issues. If you’re wondering how to boost water pressure in your home or need help with boiler pressure that keeps dropping, mains water leaks could be the underlying cause.

Frequently Asked Questions

How quickly can you detect a mains water leak?
Most mains water leaks can be located within 2-4 hours using our advanced detection equipment. Complex cases may require additional time, but we always provide realistic timeframes upfront.
Will you need to dig up my garden or driveway?
No, our non-invasive detection methods eliminate the need for exploratory excavation. We only recommend minimal access points once the exact leak location is confirmed.
What causes mains water leaks to develop?
Mains water leaks typically develop due to ground movement, pipe corrosion, poor installation, extreme weather conditions, or aging infrastructure. Tree roots, soil settlement, and frost damage are also common causes, particularly in older pipe systems.
Will my insurance cover mains water leak detection?
Many insurance policies cover leak detection services, especially when property damage has occurred. We work directly with insurers and provide all necessary documentation for claims.

Preventing Future Mains Water Leaks

While some mains water leaks are unavoidable due to aging infrastructure or ground movement, regular monitoring can help identify issues early:

  • Monitor your water meter regularly for unexplained usage
  • Check for water inside your water meter housing
  • Be aware of changes in water pressure throughout your property
  • Watch for signs of ground subsidence or unusual vegetation growth
  • Consider annual professional inspections for older properties

Understanding what to do if there is a water leak in your home can help you respond quickly and minimise damage. For comprehensive guidance, our pipe leak detection resource covers both internal and external leak scenarios.

Professional Recommendation

If you suspect a mains water leak, don’t delay in seeking professional detection. Early intervention can save thousands in water costs and prevent structural damage to your property. Our specialists are equipped to handle everything from minor seepage to major infrastructure failures.

Suspect a mains water leak affecting your property?
Contact our certified specialists for immediate assistance →

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Areas We Cover

All Postcodes We Cover:

AL, CB, CM, CO, EN, HP, IG, IP, LE, LU, MK, NN, NR, PE, RM, SG, SS, WD

Opening Hours

24/7

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