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Business Details
At The Leak Hunter, we take pride in offering expert leak detection and mould assessment services throughout the South East of England, covering London, Surrey, Sussex, Kent, Hampshire, and neighbouring regions. Employing state-of-the-art, non-destructive techniques such as thermal imaging, acoustic analysis, moisture mapping, and tracer gas testing, our skilled team locates concealed leaks with precision and efficiency. We additionally conduct comprehensive mould inspections to diagnose damp-related problems, evaluate air quality, and recommend sustainable remedies.

Our service portfolio encompasses plumbing and heating leak investigations, damp and mould condition surveys, moisture mapping tailored for insurance purposes, and meticulous water ingress examinations. We also provide detailed photographic reports alongside transparent advice. Our mission is to deliver prompt and dependable results while maintaining the highest standards of customer service, enabling you to safeguard your property from water intrusion and mould growth.
Leak Detection Mould and Damp Investigation Powerflushing
Served areas
  • London, Surrey, West Sussex, Kent
Details
  • Licensed
  • Insured
Highlights and features
  • Certified experts in domestic leak detection
  • Non-destructive, cost-saving detection methods
  • Quick response to urgent leak situations
  • Detailed findings report with photographs
  • Repair recommendations and clear next steps
Payment methods
  • Cash, Debit cards, Credit cards, Mobile payments
Services
Leak Detection Leak Detection
We provide a professional, non-invasive leak detection service designed to identify problems within domestic pipework efficiently and accurately. Our expert team employs advanced techniques to locate hidden leaks in water supplies, heating systems, or gas pipes. This approach minimises disruption, prevents unnecessary damage, and ensures timely, cost-effective resolution for homeowners.
Mould and Damp Investigation Mould and Damp Investigation
We provide comprehensive mould and damp investigations, designed to uncover the underlying causes such as leaking pipes, excess condensation, or poor ventilation. Using advanced diagnostic tools, we deliver precise findings. Our professional reports enable property owners to take decisive action to achieve a healthier and moisture-free environment.
Powerflushing
Powerflushing
Our professional powerflushing service effectively eliminates sludge accumulation from pipes and radiators, improving overall energy efficiency and lowering running costs. By restoring full heat circulation and protecting your boiler from damage, we ensure your heating system operates at its best. This service is recommended for underperforming radiators and noisy systems.
Smart Heating Installation & Repair
Smart Heating Installation & Repair
Our professional smart heating installation and repair service helps you achieve greater comfort and energy savings. We fit and maintain leading smart thermostats and controls, carefully configured to work with your existing heating. From Hive to Nest or Tado, we take pride in ensuring everything functions flawlessly for maximum convenience and efficiency in your home.
Underfloor Heating Repair
Underfloor Heating Repair
Underfloor heating faults can be complex, but our specialists are adept at identifying and repairing issues such as thermostat malfunctions and flow inconsistencies. We prioritise restoring effective heating to your property promptly, eliminating cold spots and ensuring optimal comfort throughout your space.
Reviews (3)
Toma Aquino
Feb 03, 2026 Report
Dave came out and found a hidden leak that had been causing damp for weeks. He worked methodically and explained what he was checking as he went.
Zuzani Mathiya
Jan 09, 2026 Report
Dave came out to Leatherhead after we noticed cold spots in our radiators. He did a thorough job and had our system up and running smoothly in no time.
Mohand
Jan 08, 2026 Report
Having issues with our heating system, we couldnt figure out why. The Leak Hunter found a small issue in the pipes under the floor. Very happy with the solution.