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Dollis Hill · NW2, NW10

Mould Removal & Treatment in Dollis Hill

Professional mould removal across Dollis Hill, 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 Dollis Hill homeowners, landlords & property managers
Quick answer: Damp & Mould Solutions UK removes and treats black mould at properties in Dollis Hill, 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, £500, or £450 when you book online and pay the deposit. Call 020 3051 8478.

Leak to dry to treated, one company in Dollis Hill

Dollis Hill is built largely around 1930s bay-fronted semis and interwar terraces climbing towards Gladstone Park, alongside mansion blocks near the tube and low-rise ex-council flats further out. Original solid brick sections, ageing flat-roofed rear extensions, and poorly ventilated converted flats all combine to trap moisture, making mould a recurring issue across the area's varied housing.

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 Dollis Hill we cover

We treat mould right across Dollis Hill and its neighbourhoods, including:

Common causes of mould in Dollis Hill homes

Flat-roofed extensions and box gutters on Dollis Hill semis

Many 1930s semi-detached houses around Dollis Hill have had kitchen or bathroom extensions added with flat felt roofs and box gutters that fail quietly over years. Water tracks along ceiling joists into the bedroom above or the party wall, appearing as black mould on ceilings and upper walls long before any leak is obvious, often worsened once cooler weather sets in.

Condensation mould in Dollis Hill's mansion blocks and flat conversions

The mansion blocks near Dollis Hill station and the many houses split into flats along Dollis Hill Lane and Anson Road often lack effective bathroom or kitchen extraction. Cooking and showering push moisture into rooms with limited through-draught, settling on cold external walls and behind wardrobes pushed against unheated corners, producing persistent black spotting that returns quickly after cleaning.

Cold bridging in Dollis Hill's postwar flats and maisonettes

The low-rise concrete flats and maisonettes around Gladstone Park and the estates towards Neasden Lane suffer from thin window reveals and minimal wall insulation, creating cold bridges where warm indoor air condenses fastest. Mould gathers in corners, around window frames and above skirting boards in bedrooms, a pattern that reappears each winter unless the underlying heat loss and ventilation are addressed together.

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 Dollis Hill?

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

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Frequently asked questions

How much does mould removal in Dollis Hill 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, £500, or £450 when you book online and pay the deposit. 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 Dollis Hill

Damp and mould survey

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

Leak detection

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

Structural drying

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

See what you get before you book: read a real survey report from start to finish.