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Kensington · W8, W11, W14, SW5, SW7, W10

Damp, Mould & Leak Specialists in Kensington

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

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

Kensington's housing stock is dominated by grand mid-to-late Victorian stucco-fronted terraces, converted mansion flats, and imposing Edwardian townhouses, many subdivided into leasehold apartments over the past century. This conversion history, combined with ageing shared drainage systems and solid-wall construction typical of the period, creates persistent vulnerabilities to rising damp, penetrating damp, and concealed plumbing leaks.

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 Kensington we cover

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

Common damp problems in Kensington homes

Penetrating Damp in Stucco-Fronted Victorian Terraces

The stucco render covering so many Kensington terraces is notorious for cracking as it ages, particularly around window reveals, parapets, and bay fronts. Once cracking occurs, rainwater tracks behind the render and saturates the solid brick substrate beneath. Because the internal plasterwork can appear dry initially, penetrating damp of this kind often goes undetected until significant masonry saturation and mould growth are already established.

Condensation and Mould in Subdivided Mansion Flats

Many of Kensington's large Victorian and Edwardian properties were divided into flats decades ago, often with minimal insulation upgrades. Basement and lower-ground-floor conversions in particular suffer from poor air circulation and cold external walls. Where tenants or owners rely on portable heating in tightly sealed rooms, warm moist air condenses rapidly on cold surfaces, producing persistent black mould growth on external walls, window frames, and in built-in wardrobes.

Hidden Leaks from Ageing Shared Drainage and Lead Pipework

Properties throughout Kensington, especially those along larger terrace blocks in Gloucester Road, Earls Court, and the Brompton area, frequently retain Victorian-era shared soil stacks and sections of original lead supply pipework. Slow leaks within floor voids and party wall cavities can remain hidden for months, saturating structural timbers and encouraging both wet rot and toxic mould before any visible staining appears on ceilings or walls.

What our customers say

★★★★★

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

★★★★★

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

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 Kensington

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

Frequently asked questions

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