Damp · Mould · Leak — Walton-on-Thames
Damp & Mould Surveys, Leak Detection & Trace & Access in Walton-on-Thames
Our surveyors investigate damp and mould properly in Walton homes and flats, trace hidden leaks without tearing them apart, and write the report your insurer asks for — across KT12.
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Fully insured & qualified · Non-invasive methods first · Written reports included · London & Surrey
Why Walton homes get damp, mould and hidden leaks
Walton-on-Thames has a genuinely mixed housing stock, and each type has its own faults. Near the town and station there are Victorian and Edwardian terraces that leak behind bay windows and around chimneys, while Ashley Park adds larger detached homes and the wider streets are full of 1930s semis with cold-wall condensation and failed bathroom seals. Along the river there are purpose-built and converted flats, where a leak in one home shows up as a stain in another. Our damp and mould surveys and non-invasive leak detection diagnose the real cause before anyone opens up a wall, and for flats we set out clearly whether a leak is inside the home or in the communal risers.
The Thames, flooding and riverside damp in Walton
Walton sits right on the Thames by Walton Bridge and Cowey Sale, and parts of the town lie on the river’s flood plain. Riverside and lower-lying properties can hold moisture, which shows up as persistent damp to lower walls and floors, damp under solid ground floors and mould that keeps returning after redecorating. We use moisture mapping to separate genuine ground water or rising damp from a plumbing leak or condensation — because the cause decides the fix, and who is responsible for paying for it.
What we do in Walton-on-Thames
Every job starts with finding the real cause — not painting over the symptom.
Mould treatment & investigation
We find the moisture source, treat the mould and tackle the cause so it is far less likely to return — with a written report.
Damp & mould surveys
A proper diagnosis — condensation, penetrating or rising damp — so you fix the right thing once.
Trace & access (insurance)
We find and expose the leak and document it for your escape-of-water claim.
Insurance-ready reports
Clear, evidenced reports written for insurers, solicitors and managing agents.
Leak detection
Thermal imaging, acoustic and moisture tracing to pinpoint a hidden leak before any wall comes down.
Emergency & burst pipes
Genuine 24/7 call-outs when water is coming through a ceiling or a pipe has burst.
Moisture mapping & thermal imaging
Calibrated readings and thermal surveys that show exactly where the moisture is — and where it isn’t.
CCTV drainage surveys
Camera surveys that find blockages, collapses and leaking joints that feed damp into a property.
Real investigations by our team
Genuine photographs from DML jobs across London & Surrey — not stock imagery.



How we investigate
Non-invasive first. We open up only when we know exactly where the problem is.
Visual inspection
A methodical room-by-room inspection of the affected areas, inside and out.
Moisture readings
Calibrated moisture meter readings across walls, floors and ceilings.
Thermal imaging
Infrared scanning, where suitable, to reveal hidden moisture and cold spots behind finishes.
Acoustic & tracer gas
Acoustic listening and tracer gas, where suitable, to pinpoint concealed pipe leaks.
Pressure testing
Pressure testing of heating and supply pipework where suitable.
Photos & written report
Photographs, readings and clear findings in a written report you can act on.
Insurance leaks & trace and access
Trace and access may be covered under buildings insurance, depending on the policy. We provide insurance-ready reports and evidence to support the claim. Our Walton-on-Thames engineers give you the non-invasive trace, the photographs and readings, and a written report you can hand straight to your insurer or loss adjuster.
Insurance, landlords and tenants in Walton-on-Thames
Reports prepared to support insurance, landlord, agent or housing matters. Trace and access may be covered under buildings insurance, depending on the policy — we provide the photographs, readings and written evidence to support the claim. For landlords and housing providers, our reports are suitable as supporting evidence for housing, landlord or compliance matters. Written workmanship terms apply where relevant.
Book a damp, mould or leak investigation in Walton-on-Thames
Covering Walton-on-Thames and the surrounding area. Call free, WhatsApp us, or request a call back and one of our team will get straight back to you.
Get a call back☎ 0800 054 1524WhatsApp us
Qualified
Included
Available
Evidence Reports
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Get a call back about your Walton-on-Thames property
Tell us what’s happening and one of our team will call you back. For emergencies call 0800 054 1524 any time.
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Areas we cover around Walton-on-Thames
Surrey hub · Weybridge · Esher · Cobham
We also attend Hersham, Ashley Park, Whiteley Village, East Molesey and West Molesey.
Frequently asked questions — Walton-on-Thames
We have a leak from the flat above — can you help?
Yes. Escape of water between flats is common in Walton’s riverside apartments. We trace the source, establish whether it is inside the home or in the communal risers, and document it for the freeholder, managing agent and insurer.
Can you find a leak without smashing the house up?
Yes — that is the point of professional leak detection. We use thermal imaging, acoustic listening and moisture mapping to pinpoint it, then open up only the spot that matters.
Is my damp rising damp or a leak?
It is often neither. Walton’s riverside and flood-plain ground does cause genuine ground damp in places, so we map the moisture properly rather than assuming, and tell you exactly what is going on.
Will my insurance pay for the work?
Trace and access may be covered under buildings insurance, depending on the policy. We provide insurance-ready reports and evidence to support the claim.
How fast can you get to Walton-on-Thames?
Our engineers cover Elmbridge and the wider Surrey area, so we can usually attend KT12 the same day, and we run genuine 24/7 emergency call-outs.