Speak to a Specialist
Speak to a Specialist
Portobello · W10, W11

Damp, Mould & Leak Specialists in Portobello

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

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

Portobello and its surrounding streets are dominated by Victorian and Edwardian terraced houses, stucco-fronted townhouses and large period conversions subdivided into flats. Many properties date from the 1840s to 1900s, featuring solid brick construction, original lime mortar and shallow foundations that make them particularly susceptible to rising damp, penetrating damp and moisture-related deterioration.

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 Portobello we cover

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

Common damp problems in Portobello homes

Penetrating Damp in Stucco-Fronted Victorian Terraces

The ornate stucco facades found throughout Portobello's W11 streets look impressive but are vulnerable to cracking over time. Once hairline fractures appear, rainwater enters the substrate and migrates into internal walls. Ground-floor front rooms and bay window reveals are common problem areas, often showing stained plasterwork, peeling paint and persistent cold wall surfaces that encourage mould growth.

Condensation and Mould in Converted Period Flats

Numerous large Victorian townhouses along Ladbroke Grove and Colville have been converted into multiple flats, frequently creating poorly ventilated basement and lower-ground-floor units. Restricted airflow, single-glazed sash windows and older heating systems combine to produce chronic condensation on cold walls and window reveals, leading to black mould colonies in bathrooms, kitchens and bedroom corners.

Hidden Leaks from Ageing Lead and Cast Iron Pipework

Much of Portobello's oldest housing stock retains original or early-replacement lead supply pipes and cast iron soil stacks, particularly in properties on Golborne Road and the northern W10 streets. These age-worn systems develop slow, concealed leaks behind plasterwork and beneath suspended timber floors, causing ongoing timber decay, rising moisture readings and mould outbreaks that are often misidentified as rising damp.

What our customers say

★★★★★

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

★★★★★

Very helpful and professional, easy to communicate with about my mould issues and I received fast responses from the company on the best solutions for me. would recommend to all friends and family. 5/5

Jensen B, 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 Portobello

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

Frequently asked questions

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