Speak to a Specialist
Speak to a Specialist
Welling · DA16, DA17

Damp, Mould & Leak Specialists in Welling

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

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

Welling is dominated by interwar and post-war semi-detached and terraced houses, built predominantly between the 1920s and 1950s across the DA16 postcode. Many properties feature solid brick construction, ageing cavity walls and original timber window frames, all of which contribute to persistent condensation, penetrating damp and water ingress problems that affect homeowners and landlords throughout the area.

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 Welling we cover

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

Common damp problems in Welling homes

Condensation and Mould in Interwar Semis

The large stock of 1930s semi-detached houses across Welling and East Wickham were built with limited insulation and solid or early cavity walls that perform poorly in colder months. Inadequate ventilation in kitchens and bathrooms allows moisture to accumulate rapidly, leading to persistent black mould growth on window reveals, external walls and ceiling corners throughout the property.

Penetrating Damp in Post-War Terraces

Many terraced streets around Falconwood and Blackfen were constructed in the late 1940s and 1950s using materials and techniques that have since deteriorated. Failed mortar pointing, cracked render and ageing roofline details allow rainwater to penetrate external walls directly, causing visible damp patches on internal plasterwork, particularly on chimney breasts, gable walls and beneath window sills.

Hidden Leaks in Older Pipe Runs

Properties across Welling town centre and Barnehurst frequently contain original lead or early copper pipework concealed within floor voids and partition walls. Corrosion, joint failure and ground movement can cause slow leaks that go undetected for extended periods, resulting in saturated subfloor timbers, rising moisture levels and structural damage that only becomes apparent once significant harm has already occurred.

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 Welling

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

Frequently asked questions

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