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Water & Leaks

Leak Detection in Banstead

Pinpointing hidden leaks accurately, so repairs are small and targeted.

Hidden leaks are expensive twice over: once for the water and damage, and again for the destructive investigation that many contractors resort to. Non-invasive detection avoids this. Using thermal imaging, acoustic correlation, moisture mapping and tracer gas we can usually locate a leak to within a small area before a single tile is lifted.

We detect leaks on heating systems, mains supply, waste pipes, shower trays and flat roofs. Where a leak sits under a screed or tiled floor, thermal imaging combined with pressure testing normally identifies the exact run. This precision is what turns a whole-floor excavation into a neat, localised repair.

Common signs

  • Boiler pressure dropping and needing frequent topping up
  • A patch of floor that is unexpectedly warm underfoot
  • The sound of running water when all outlets are closed
  • Water meter continuing to turn with the stop tap closed
  • Persistent damp with no visible source

Likely causes

  • Underfloor heating pipe damage from nails or screws
  • Corroded mains supply pipework beneath driveways
  • Failed waste connections concealed in stud walls
  • Cracked shower trays and defective wet room membranes
  • Flat roof and balcony membrane failures

Ask about leak detection

Tell us what you are seeing and we will call you back with honest advice.

Prefer to talk? Call 020 8239 3335 or 07730 982359.

Our method

How we diagnose and resolve the problem

01

System isolation and pressure test

We isolate circuits to narrow down which system is losing water before searching physically.

02

Thermal and acoustic survey

Infrared imaging highlights temperature anomalies and acoustic equipment listens for escaping water under floors.

03

Tracer gas confirmation

Where needed, an inert hydrogen and nitrogen mix is introduced and detected at the surface to confirm the exact point.

04

Report and repair

You receive a detection report — useful for insurers — and a quotation for the targeted repair and reinstatement.

Detection reports are documented to the standard insurers expect, and many policies include trace-and-access cover for this work.

Questions

Leak Detection FAQs

How accurate is leak detection?

In most cases we locate the leak to within a small, clearly defined area, which keeps opening-up works to a minimum.

Is trace and access covered by insurance?

Many policies include a trace-and-access limit specifically for this purpose. Check your schedule — our report supports the claim.

Can you detect leaks under concrete?

Yes. Screeded and concrete floors are routine work for us using thermal, acoustic and tracer gas methods.

Need help with leak detection?

Book an independent survey and get a written answer — including if no damp proofing is needed.

Call now
SBC House, Restmor Way, Wallington, SM6 7AH