Speak to a Specialist
Speak to a Specialist
Blackheath · SE3, SE10, SE13

Damp, Mould & Leak Specialists in Blackheath

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

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

Blackheath is characterised by an impressive mix of Georgian and Victorian terraces, large Edwardian semi-detached houses and post-war infill developments. Many properties feature solid brick construction, original sash windows and older roofing materials, all of which make them particularly susceptible to penetrating damp, condensation and concealed water ingress without regular professional inspection.

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 Blackheath we cover

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

Common damp problems in Blackheath homes

Penetrating Damp in Georgian and Victorian Terraces

Blackheath's stock of Georgian and Victorian terraced properties relies heavily on solid brick walls with no cavity, meaning rainwater driven by wind can penetrate directly through the masonry. Deteriorating pointing, cracked render and failed lead flashings around chimney stacks are common entry points. These issues often go undetected for months, saturating internal plasterwork and causing persistent staining and mould growth behind furniture.

Condensation and Mould in Converted Flats

Many of Blackheath's larger Victorian and Edwardian villas have been converted into flats, frequently resulting in restricted ventilation throughout individual units. Kitchens and bathrooms that share internal walls, combined with reduced air circulation in subdivided rooms, create ideal conditions for surface condensation. Without adequate extraction and insulation upgrades, black mould colonises window reveals, ceiling corners and wardrobe interiors with regularity.

Hidden Leaks in Ageing Drainage and Roof Structures

Many properties across Blackheath retain original cast iron guttering, downpipes and internal drainage runs that are well over a century old. Cracked or displaced sections allow water to track silently along rafters, behind soffits or down internal walls before becoming visible. Flat-roofed rear extensions, common on post-war additions to period homes in this area, are also a frequent source of slow, hidden water ingress that damages structural timbers over time.

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 Blackheath

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

Frequently asked questions

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