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Slough · SL1, SL2, SL3

Mould Removal & Treatment in Slough

Professional mould removal across Slough, 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 23 Google reviews

Last updated 19 September 2026

Quick answer: Damp & Mould Solutions UK removes and treats black mould at properties in Slough, and deals with the moisture driving it rather than painting over it. We confirm the price on a written quote once we understand the problem. Send us photos or a short video and we will quote from that. If the cause of the moisture is not clear, we start with a Damp, Mould and Water Damage Assessment to find it. Call 020 3051 8478.

Damp, mould & leak services in Slough

Slough's housing mix spans Victorian terraces in Chalvey, 1930s semis in Cippenham and Upton, post-war council stock in Britwell, and dense modern flats near the trading estate. Solid-walled older homes with poor insulation, overcrowded HMOs with limited ventilation, and airtight new-build flats each trap moisture differently, giving the town a wide spread of condensation-related mould problems.

Mould Treatment

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

Damp, Mould and Water Damage Assessment

One visit that tells rising damp, penetrating damp and condensation apart and finds what is feeding any mould, so the right repair is done once. About the Assessment →

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 Slough we cover

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

Common causes of mould in Slough homes

Solid-Walled Victorian Terraces in Chalvey and the Town Centre

Many of Slough's older terraces near Chalvey and the town centre were built with solid brick walls and no cavity, so they rely on breathable finishes to manage moisture. Modern cement renders and impermeable paints trap dampness inside the wall, driving penetrating damp and black mould across external walls, behind wardrobes and in cold corners where air cannot circulate.

Overcrowded HMOs and Flats Near the Trading Estate

Slough's large shared and multi-occupancy housing, common around the town centre and industrial areas, often houses more occupants than the ventilation was designed for. Cooking, drying laundry indoors and limited extractor use push humidity levels up quickly, and landlords' fixed-price heating limits airflow further. The result is recurring black mould in bathrooms, bedrooms and behind wardrobes pushed against external walls.

Post-War Council Semis and Estates in Britwell and Langley

The post-war semis and estates built across Britwell, Langley and parts of Cippenham often have flat-roofed extensions, shallow lofts and ageing guttering that let water in unnoticed. Once damp gets behind plasterboard or into loft insulation it feeds mould around ceilings and window reveals, and a single missed leak can spread black mould through an entire room before it is spotted.

What our customers say

Excellent
Rated 5.0 / 5 based on 23 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 Slough?

Call 020 3051 8478 or request a visit. We remove mould and fix the cause for homeowners, landlords and managing agents across Slough.

Frequently asked questions

How much does mould removal in Slough cost?
We confirm the price on a written quote once we understand the problem. Send us photos or a short video and we will quote from that. If the cause of the moisture is not clear, we start with a Damp, Mould and Water Damage Assessment to find it. 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. We identify why the mould is there before treating it, so the treatment lasts. If the cause is not clear, we start with a Damp, Mould and Water Damage Assessment.

More help in Slough

Damp, Mould and Water Damage Assessment

Find the real cause of damp, mould or a leak at your Slough property, with a written report and photographs. Assessment in Slough →

Leak detection

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

Structural drying

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

See what you get before you speak to us: read a real report from start to finish.