Speak to a Specialist
Speak to a Specialist
Waterloo · SE1, SE11

Damp, Mould & Leak Specialists in Waterloo

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

★★★★★ 4.9 from 17 Google reviews · trusted by Waterloo homeowners, landlords & property managers
Quick answer: If you have damp, mould or a suspected water leak at a property in Waterloo, 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 Waterloo

Waterloo's housing stock spans Victorian terraces, Edwardian mansion blocks, mid-century council estates and modern riverside developments. This varied mix, combined with proximity to the Thames and a high water table, creates persistent damp challenges. Older masonry buildings lack adequate cavity walls and modern damp-proof courses, leaving them particularly vulnerable to moisture ingress and condensation 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 Waterloo we cover

We survey properties right across Waterloo and its neighbourhoods, including:

Common damp problems in Waterloo homes

Rising Damp in Victorian Terraces and Mansion Blocks

Many of Waterloo's Victorian terraces and Edwardian mansion blocks along streets such as Hercules Road and Roupell Street were built with rudimentary or now-failed damp-proof courses. Groundwater sits relatively high across this part of Lambeth, and rising damp frequently works its way up through solid brick walls, causing tide marks, salt staining and deteriorating plasterwork at lower floor levels.

Penetrating Damp on Council Estates and Flat-Roofed Blocks

Large post-war council estates in Waterloo, including those around Lambeth North and Elephant and Castle, feature flat or shallow-pitched roofs and concrete panel construction. These materials are prone to cracking over time, allowing rainwater to penetrate parapet walls and roof junctions. Residents in top-floor flats regularly report damp patches on ceilings and internal walls following prolonged rainfall.

Hidden Leaks in Converted and Subdivided Properties

The widespread conversion of former commercial buildings and large Georgian townhouses near The Cut and Lower Marsh into flats has created complex shared plumbing arrangements. Pipes running through voids between floors are rarely inspected, and slow leaks from supply pipes or waste connections can remain hidden for months. This sustained moisture causes concealed timber decay and mould growth behind partitioned walls and beneath floor coverings.

What our customers say

★★★★★

I recently used a damp and mould specialist company and was extremely impressed with the service from start to finish. From the initial survey, they were knowledgeable, thorough, and took the time to clearly explain the cause of the issue rather than just treating the symptoms.

Tarik Barak, via Google

★★★★★

Omg what brilliant service, excellent the cleaner did a very good job was efficient he took his time and cleaned everything, highly recommend S. Bessim…

Susan Bessim, via Google

★★★★★

Service was excellent! Explained the whole process thoroughly, arrived on time when carrying out the survey. The survey was detailed and exactly what I needed for my insurance. They returned to carry out the treatment the following week. 10/10 would highly recommend.

Sukru, 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 Waterloo

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

Frequently asked questions

How much does a damp survey in Waterloo 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 Waterloo?
Yes. We survey properties across Waterloo 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.