Speak to a Specialist
Speak to a Specialist
Hanger Lane · W5, NW10

Damp, Mould & Leak Specialists in Hanger Lane

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

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

Hanger Lane's housing stock centres on the 1920s and 1930s Haymills-built mock-Tudor semis of the Hanger Hill Garden Estate, alongside art deco blocks and interwar terraces flanking the gyratory itself. Solid brick cavity walls and clay tile roofs now show their age, while newer flats near Western Avenue and Great West Quarter add flat roofs and mechanical ventilation prone to condensation. Traffic-heavy junctions and shared drainage compound water ingress risks throughout.

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 Hanger Lane we cover

We survey properties right across Hanger Lane and its neighbourhoods, including:

Common damp problems in Hanger Lane homes

Mock-Tudor semis with failing render and timber cladding

The Hanger Hill Garden Estate's characteristic mock-Tudor gables rely on painted render and timber detailing above brick that, once cracked or unsealed, channel rainwater straight into the timber frame beneath. We regularly find trapped moisture behind decorative beams and blown render, leading to hidden timber decay and mould developing in upstairs bedrooms long before any staining becomes visible on the surface.

Gyratory-adjacent flats and vibration-stressed pipework

Properties ringing the Hanger Lane gyratory and Western Avenue endure constant heavy traffic vibration, which loosens joints in ageing soil stacks and lead or early copper supply pipework hidden within party walls. This produces slow, intermittent leaks that soak into shared floor voids between flats, often surfacing as unexplained mould on ceilings well away from the actual source, complicating diagnosis for residents and freeholders alike.

1930s solid-wall terraces with poor sub-floor ventilation

Many terraced and semi-detached homes off Hanger Lane were built with solid or narrow-cavity brickwork and airbrick ventilation that has since been rendered over, blocked by raised external paving, or lost during driveway conversions. Restricted airflow beneath suspended timber floors raises humidity, causing rising damp patterns at skirting level and a persistent musty smell in ground-floor reception rooms even where no visible leak exists.

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 Hanger Lane

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

Frequently asked questions

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