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Hanger Lane · W5, NW10

Mould Removal & Treatment in Hanger Lane

Professional mould removal across Hanger Lane, treating black mould at the source. We find why the mould is there, condensation, penetrating damp or a hidden leak, then treat it and fix the cause so it does not come back.

★★★★★ 5.0 from 20 Google reviews · trusted by Hanger Lane homeowners, landlords & property managers

Last updated 19 September 2026

Quick answer: Damp & Mould Solutions UK removes and treats black mould at properties in Hanger Lane, and deals with the moisture driving it rather than painting over it. Mould treatment starts from £300, with a fixed price confirmed from photos or a short video before we attend. A leak is not over when the water stops. Mould can start within 48 hours, so we find the source, dry the structure and treat any mould, all with one company. If the cause of the moisture is not clear, a full damp and mould survey is a separate service at £450. Call 020 3051 8478.

Leak to dry to treated, one company in Hanger Lane

Hanger Lane's housing stock is dominated by 1930s semi-detached and detached homes, including the distinctive Haymills Estate properties, alongside purpose-built flats near the gyratory and North Circular. Solid and early cavity walls, small original bathrooms and later loft or rear extensions all restrict airflow, leaving these interwar suburban homes prone to condensation and mould.

Mould Treatment

Treat and prevent the mould that follows water damage, dealing with the moisture source first. Mould treatment →

Damp Investigation

Tell rising damp, penetrating damp and condensation apart, so the right repair is done once. Damp investigation →

Leak Detection

Trace hidden water leaks without unnecessary damage using thermal, acoustic and tracer-gas methods. Leak detection →

Structural Drying

Dry walls, floors and voids after a leak or flood with monitored dehumidifiers, to completion. Structural drying →

Areas of Hanger Lane we cover

We treat mould right across Hanger Lane and its neighbourhoods, including:

Common causes of mould in Hanger Lane homes

Condensation mould in 1930s semi-detached homes

Many Hanger Lane semis retain original box bedrooms and single-glazed crittall-style windows in outbuildings or rear additions, both prone to cold surfaces and poor airflow. Without adequate ventilation, moisture from daily living settles on walls, ceilings and behind wardrobes pushed against external walls, producing black mould that returns each winter unless the underlying moisture source is addressed.

Penetrating damp near the gyratory and North Circular

Properties closest to the Hanger Lane gyratory and North Circular experience constant traffic vibration, which over decades opens hairline cracks in render, pointing and roof detailing. Rainwater tracks through these defects, leaving damp patches and mould on internal walls and ceilings. Treating the mould alone rarely works here; the render, flashing or brickwork must be repaired to stop water re-entering.

Mould in flats and converted properties near the station

Flats and converted houses around Hanger Lane station often have limited natural ventilation, shared or undersized extractor systems, and bathrooms with no window. Moisture builds up quickly in these spaces, spreading to bedrooms and behind furniture placed against external walls. Left untreated, black mould recurs regularly, so fixing extraction and airflow is essential alongside any surface treatment.

What our customers say

Excellent
Rated 5.0 / 5 based on 20 reviews on
Tip: Wiping mould off with bleach and repainting hides it for a few weeks, then it returns. Mould is a moisture problem, so unless the condensation, damp or leak feeding it is fixed, it always comes back.

Mould problem in Hanger Lane?

Call 020 3051 8478 or book a mould survey online. We remove mould and fix the cause for homeowners, landlords and managing agents across Hanger Lane.

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Frequently asked questions

How much does mould removal in Hanger Lane cost?
Mould treatment starts from £300, with a fixed price confirmed from photos or a short video before we attend. If the cause of the moisture is not clear, a full damp and mould survey is a separate service at £450. Treating the surface without the source means the mould returns.
Is black mould in my home dangerous?
Black mould affects indoor air quality and is best removed promptly. We treat the mould and fix the moisture driving it, so the problem is dealt with at the cause.
Will the mould come back after treatment?
Not if the moisture source is fixed. We find and address the cause, whether condensation, penetrating damp or a leak, rather than just cleaning the surface.
Do you find what is causing the mould?
Yes. Every job starts by identifying why the mould is there, using a proper damp and mould survey, so the treatment lasts.

More help in Hanger Lane

Damp and mould survey

Find the real cause of damp, mould or a leak in a Hanger Lane property, with a written report and photographs. Damp survey in Hanger Lane →

Leak detection

Trace a hidden water leak in Hanger Lane using thermal, acoustic and tracer gas methods, with minimal damage. Leak detection in Hanger Lane →

Structural drying

Dry walls, floors and voids in Hanger Lane after a leak or flood, monitored to completion. Structural drying in Hanger Lane →