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Richmond Upon Thames · TW1, TW2, TW9, TW10, TW11, TW12, SW13, SW14

Damp, Mould & Leak Specialists in Richmond Upon Thames

Non-destructive damp surveys, hidden leak detection and mould investigation across Richmond Upon Thames and the surrounding area, with clear, insurance-ready reports.

★★★★★ 4.9 from 17 Google reviews · trusted by Richmond Upon Thames homeowners, landlords & property managers
Quick answer: If you have damp, mould or a suspected water leak at a property in Richmond Upon Thames, our specialists carry out a non-destructive survey to find the root cause, then give you a written report and a clear plan to fix it. A full damp and mould survey is a fixed £500. Call 020 3051 8478.

Damp, mould & leak services in Richmond Upon Thames

Richmond Upon Thames contains one of London's most varied housing stocks, spanning Georgian and Victorian terraces in Richmond and Kew, Edwardian semis across Twickenham and Teddington, and post-war council estates in Ham and Whitton. Proximity to the Thames flood plain, ageing original construction materials, and dense tree cover all contribute significantly to persistent damp, mould, and leak problems.

Leak Detection

Trace hidden water leaks without damage using thermal, acoustic and tracer-gas methods. Leak detection →

Damp Investigation

Identify rising damp, penetrating damp and condensation, and tell them apart properly. Damp investigation →

Mould Inspection

Find the moisture source feeding the mould, not just treat the surface. Mould inspection →

Structural Drying

Dry out walls, floors and voids after a leak or flood, monitored to completion. Structural drying →

Areas of Richmond Upon Thames we cover

We survey properties right across Richmond Upon Thames and its neighbourhoods, including:

Common damp problems in Richmond Upon Thames homes

Rising and Penetrating Damp in Georgian and Victorian Terraces

Properties built throughout Richmond, Kew, and East Sheen during the Georgian and Victorian periods frequently lack modern damp-proof courses. Original lime mortar in solid brick walls absorbs ground moisture readily, while weathered pointing on exposed elevations allows rainwater to penetrate deep into the wall structure, causing internal plaster staining, peeling decoration, and persistent cold wall surfaces.

Condensation Mould in Edwardian Semis and Converted Flats

Edwardian semi-detached houses in Twickenham, St Margarets, and Teddington were not designed for modern insulation levels. When these properties are subdivided into flats, poor ventilation through shared stairwells and inadequately heated rooms creates ideal conditions for condensation mould to develop on north-facing walls, in bay window reveals, and within fitted wardrobes against external walls.

Hidden Leaks Worsened by Riverside Ground Conditions

Streets close to the Thames in Ham, Petersham, and Mortlake sit on alluvial soils that shift seasonally with water table fluctuations. This ground movement places stress on buried drainage runs and older lead or clay pipework, causing slow underground leaks that go undetected for months. Symptoms typically include unexpected floor dampness, musty odours at ground floor level, and unexplained efflorescence on basement walls.

What our customers say

★★★★★

Really impressed with the whole experience. The surveyor did a proper, thorough job and didn't rush anything, they got to the root cause of the damp and explained it all clearly. Detailed, professional and reassuring from start to finish. Couldn't recommend them more highly.

Keiryn Raf, via Google

★★★★★

Very professional and organised I must say came out and completed the work very efficiently customer service was excellent. Definitely recommend this damp and mould service to anyone looking for a job done correctly. :)

Joeie Rouse, via Google

★★★★★

I have been dealing with damp and mould for years but these guys were able to come in and resolve the problem quickly and professionally. Their prices were fair and reasonable and they got the job done clean. 10/10 would use again and would recommend.

Thersa Waron Eurmind, via Google

Tip: If a damp patch keeps coming back after redecorating, it is almost always a symptom, not the problem. A survey that finds the source first saves paying for the same repair twice.

Book a survey in Richmond Upon Thames

Call 020 3051 8478 or request a survey online. We work with homeowners, landlords and property managers across Richmond Upon Thames. Works are on a 50% upfront, 50% on completion basis.

Frequently asked questions

How much does a damp survey in Richmond Upon Thames cost?
A damp and mould survey is a fixed £500, including the non-destructive investigation and an insurance-ready written report. Leak detection, if needed, is £800 to £1500 depending on scale.
Do you cover the whole of Richmond Upon Thames?
Yes. We survey properties across Richmond Upon Thames and the surrounding neighbourhoods and postcodes.
Can you tell the difference between condensation, rising and penetrating damp?
Yes, and it matters because the fix differs for each. Our survey identifies which type you have using moisture readings and thermal imaging.
Do you provide reports for insurance claims?
Yes. Every survey comes with a clear written report including the cause, photographic evidence and recommendations, formatted for insurers and managing agents.