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Finchley · N2, N3, N12, N20

Damp, Mould & Leak Specialists in Finchley

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

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

Finchley's housing stock spans Edwardian and Victorian terraces in East Finchley, interwar semis across Woodside Park and Whetstone, and post-war purpose-built flats along Ballards Lane and the High Road. This variety of ages and construction methods creates persistent vulnerabilities to damp, mould growth and both concealed and visible water ingress.

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 Finchley we cover

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

Common damp problems in Finchley homes

Condensation and Mould in Edwardian Terraces

The solid-walled Edwardian terraces concentrated around East Finchley and Church End have no cavity insulation, making internal surfaces cold enough to trigger condensation on a regular basis. Kitchens, bathrooms and north-facing bedrooms are particularly affected, with black mould appearing along window reveals, behind wardrobes and in ceiling corners where air circulation is poorest.

Penetrating Damp in Interwar Semis

Woodside Park, Totteridge and West Finchley are characterised by 1920s and 1930s semi-detached properties with cavity walls that were never fully sealed or insulated. Failed mortar joints, cracked render and poorly maintained chimney stacks allow rainwater to bridge the cavity and penetrate internal plasterwork, producing damp patches and tide marks on chimney breast walls and gable ends.

Hidden Leaks in Purpose-Built Flats

Purpose-built blocks from the 1960s and 1970s along Ballards Lane and near Finchley Central station frequently suffer from concealed leaks within communal pipework runs and flat-roof drainage systems. These leaks often travel considerable distances before appearing as staining on ceilings or swollen skirting boards, making the source difficult to identify without a thorough professional survey.

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 Finchley

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

Frequently asked questions

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