Speak to a Specialist
Speak to a Specialist
Sidcup · DA14, DA15

Damp, Mould & Leak Specialists in Sidcup

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

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

Sidcup's housing stock is dominated by Edwardian and interwar semi-detached properties, alongside post-war council-built terraces and a growing number of modern flatted developments. This mix of solid wall construction, ageing cavity walls and converted Victorian properties creates particular vulnerability to damp ingress, condensation and long-standing drainage issues that often go undetected for years.

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 Sidcup we cover

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

Common damp problems in Sidcup homes

Rising and Penetrating Damp in Interwar Semis

The large number of 1920s and 1930s semi-detached homes across Lamorbey, Longlands and Halfway Street frequently suffer from failed or absent damp-proof courses. Original solid brick construction absorbs groundwater readily, and where render has cracked on front or side elevations, penetrating damp tracks deep into internal walls, causing plaster to deteriorate and mould growth at low levels.

Flat Roof and Chimney Leaks on Post-War Properties

Post-war housing concentrated around Albany Park and Blackfen includes properties built with flat roof sections and redundant chimney stacks that were never properly sealed following the removal of open fireplaces. Deteriorated felt roofing and cracked chimney flashings allow water to track down internal breast walls, often only becoming visible as staining on ceilings or wallpaper bubbling in upstairs rooms.

Condensation and Hidden Leaks in Converted Flats

Sidcup town centre and areas close to the station have seen a number of older detached and semi-detached properties converted into self-contained flats. Poor ventilation in converted bathrooms and kitchens, combined with shared pipework hidden within original floor voids, creates persistent condensation mould on cold external walls and concealed plumbing leaks that saturate structural timbers before any visible signs appear.

What our customers say

★★★★★

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

★★★★★

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

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 Sidcup

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

Frequently asked questions

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