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Speak to a Specialist
South Kensington · SW7, SW5, SW3

Damp, Mould & Leak Specialists in South Kensington

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

★★★★★ 4.9 from 18 Google reviews · trusted by South Kensington homeowners, landlords & property managers
Quick answer: If you have damp, mould or a suspected water leak at a property in South Kensington, 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 South Kensington

South Kensington's housing stock is dominated by grand mid-to-late Victorian stucco-fronted terraces and garden squares, alongside red-brick mansion blocks near Cromwell Road and Queen's Gate, many now split into flats with basement or lower-ground conversions. Solid brick walls, painted render, single-glazed sashes and ageing communal plumbing in these listed and conservation-area properties combine to make damp, mould and leak problems persistent and often costly to resolve correctly.

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 South Kensington we cover

We survey properties right across South Kensington and its neighbourhoods, including:

Common damp problems in South Kensington homes

Stucco render failure on Victorian terraces

The painted stucco facades typical of streets like Onslow Square and The Boltons rely on an intact, breathable paint film to keep water out. Hairline cracks, blown render or non-breathable modern paints trap moisture against the solid brick behind, driving penetrating damp into reception rooms and cornicing. Repairs often surface only after internal plaster staining or bubbling paint reveals prolonged water ingress.

Basement and lower-ground conversions

High property values around Pelham Crescent and Cranley Gardens have pushed many owners to dig down or convert lower-ground floors into habitable rooms. Without proper tanking, sump pumps or lightwell drainage, these spaces are prone to rising damp and groundwater seepage, especially where clay subsoil and a naturally high water table sit close to the surface near the Brompton and Gloucester Road area.

Communal plumbing and flat-roof leaks in mansion blocks

The red-brick mansion blocks along Cromwell Road and Queen's Gate typically share ageing risers, communal heating pipework and flat roofs above top-floor flats. Leaks from a neighbouring flat, a failed roof membrane or corroded communal pipework can travel through party walls and ceilings, causing mould in bathrooms and kitchens long before the source is traced to a shared building element.

What our customers say

★★★★★

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

★★★★★

Amazing company! They responding very quickly. They have a low prices as well, not crazy quotes like from others. Job has been done very quickly and team was very professional. I will use them in the future if I needed. Thanks!

Patryk Gutowski, 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 South Kensington

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

Frequently asked questions

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