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Ottershaw · KT16

Mould Removal & Treatment in Ottershaw

Professional mould removal across Ottershaw, 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 Ottershaw homeowners, landlords & property managers

Last updated 19 September 2026

Quick answer: Damp & Mould Solutions UK removes and treats black mould at properties in Ottershaw, 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 Ottershaw

Ottershaw's housing stock ranges from 1930s semis and detached family homes around the village centre to newer executive developments near Brox Road and the former Ottershaw Park estate. Many properties feature solid brick construction, single-glazed extensions or converted outbuildings, which struggle to manage humidity, leaving bathrooms, bedrooms and north-facing walls prone to condensation and black 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 Ottershaw we cover

We treat mould right across Ottershaw and its neighbourhoods, including:

Common causes of mould in Ottershaw homes

Condensation mould in older semis and bedrooms

Ottershaw's 1930s and post-war semis often have solid brick walls with little cavity insulation, so warm indoor air condenses on cold internal surfaces overnight. Bedroom corners, wardrobes pushed against external walls and window reveals develop black speckling that returns quickly if only wiped away rather than treated at the moisture source.

Bathroom mould from limited ventilation

Many Ottershaw family homes have bathrooms converted from box rooms or added above kitchens, fitted with underpowered extractor fans or none at all. Steam lingers on ceilings and grout lines, feeding persistent black mould around windows and sealant that keeps returning until extraction and airflow are properly addressed.

Penetrating damp in period and rural boundary properties

Properties near Ottershaw's older lanes and boundary with Chobham and Lyne often sit close to mature trees and clay soil, increasing the risk of penetrating damp through ageing render, pointing or roof flashing. Past leaks left untreated behind furniture or in loft spaces create hidden mould colonies needing the source fixed, not just surface cleaning.

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 Ottershaw?

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

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Frequently asked questions

How much does mould removal in Ottershaw 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 Ottershaw

Damp and mould survey

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

Leak detection

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

Structural drying

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