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Leak Detection & Pipe Tracing Services

  • Hertfordshire External Moling
  • London External Plumbing
  • Bedfordshire Water Leak Repairs
  • Buckinghamshire Water Mains Replacement
  • Hertfordshire Supply Pipe Repairs
  • London Emergency Plumbing
  • Bedfordshire Leak Detection
  • Buckinghamshire Common Supply Works

Need Help Finding Leaks & Tracing Pipes?

Fast and Reliable Leak Detection and Pipe Repairs

Having leaking or burst pipes on your property can quickly escalate into serious problems, potentially leading to significant damage if not dealt with promptly. At Brennan Moling – External Moling, we have over 20 years of experience providing expert leak detection and pipe tracing services across Hertfordshire and surrounding areas.

Once a mains water leak is detected, often located underground, our team can carry out specialist water pipe repairs to resolve the issue quickly and effectively. If you are based in North London, West London, Hertfordshire, or Bedfordshire, you can contact us 24/7 for leak detection and pipe replacement services.

Expert Equipment and Trained Engineers

Our water pipe engineers are fully trained and experienced in using a wide range of advanced leak detection tools, including listening devices that allow us to pinpoint leaks and trace water supply pipes to your property or project site with accuracy and efficiency.

Our straightforward find-and-fix service enables us to:

  • Locate burst pipes
  • Isolate the problem
  • Repair the leak with minimal fuss

Common Signs of a Leaking Pipe

Be alert to these typical signs that you may have a leak:

  • A particularly lush patch of green in your garden or a neighbour’s, indicating excess underground water
  • Unusual noises in your plumbing system when the heating or water is running
  • A sudden or noticeable drop in water pressure from your taps or shower

If you’ve noticed any of these warning signs, there is a strong possibility you have a leaking pipe. It’s important to act quickly and have the issue traced and repaired by a qualified professional to avoid further damage.

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Leak Detection & Pipe Tracing Services

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What's Your Responsibility?

The underground pipe from the boundary of the property to your house is your responsibility as a rule of thumb, if the pipe is beyond your property deeds then it is the water companies responsibility to repair.

Brennan Moling will be able to quickly trace any leaking pipes to the source of the leak and be able to advise you who is responsible for the repair. Trust Brennan Moling to find a leaking pipe in your area today!

Specialist Tracing Equipment

Here at Brennan Moling, we make use of our specialist ground microphone equipment which allows us to trace, amplify and show a noise reading created by water escaping from a pipe underground or in a wall.

This equipment can save the need for further excavations in the hunt for leaking pipes giving us the correct area where a leak is present.

  • Emergency Pipe Repair
  • Emergency External Plumbing
  • Emergency Water Leak Repairs
  • Emergency Water Mains Replacement
  • Hertfordshire External Moling

Why You Should Choose Us Brennan Moling



24/7 Availability to assist you with any water main enquiries or emergencies—day or night. Trusted Across London, Hertfordshire, Beds & Bucks supporting all Customers to trust us to handle their water mains emergencies with reliability and professionalism when it’s needed.

Clear & Honest Pricing, we have a transparent pricing method, offering Free estimates and detailed quotes to explain the cost of our Water main services.

  • We Provide Qualified Plumbers
  • Quality Workmanship
  • Experienced
  • Reliable
  • Water Mains Replacement (check out our Photo Gallery)
  • Leak Repairs
  • New Water Supply
  • Services to Improve Water Flow
  • Mole Cable Ducts
  • Telephone Ducting
  • Storm & Foul Sewer Drainage
  • Manhole Repairs works undertaken
  • All Levels of Reinstatement Works
  • Fixed prices all work quoted
  • WIAPS / WATERSAFE Approved
  • £5m Public Liability Insurance
  • Always here to help
Email: [email protected] Tel: 07774 887575
24 7 Brennan Moling - Hertfordshire - Water Pipe Repair Service