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Petts Wood · BR5, BR6

Mould Removal & Treatment in Petts Wood

Professional mould removal across Petts Wood, 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 Petts Wood homeowners, landlords & property managers

Last updated 19 September 2026

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

Petts Wood is dominated by 1930s mock-Tudor semis and detached houses built during the suburb's Scruby-led development, many with original timber bay windows, solid-wall sections and later loft or rear extensions. These period features, combined with single-glazed frames and ageing pointing, trap moisture and create cold bridges, making condensation and penetrating damp common causes of mould in walls and ceilings.

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 Petts Wood we cover

We treat mould right across Petts Wood and its neighbourhoods, including:

Common causes of mould in Petts Wood homes

Condensation mould around original bay windows

Many Petts Wood semis retain 1930s timber bay windows with thin single glazing and narrow reveals. Warm indoor air meets these cold surfaces and condenses, leaving black mould on frames, sills and surrounding plaster. Left untreated it spreads to curtains and nearby walls, particularly in bedrooms and lounges where ventilation is limited and furniture is pushed close to external walls.

Penetrating damp through ageing party walls and rendering

The solid brick and rendered party walls typical of Petts Wood's interwar semis are prone to cracked pointing and perished render after decades of weathering. Rainwater tracks through these defects, appearing as damp patches and mould on internal walls and ceilings, often near chimney breasts or where extensions meet the original structure, requiring the moisture source to be sealed before redecoration.

Poorly ventilated bathrooms in extended and converted homes

Loft conversions and rear extensions are common across Petts Wood's family houses, frequently adding en-suite or upgraded bathrooms without adequate extraction. Trapped steam settles on ceilings and behind bathroom furniture, fostering mould growth that can migrate into adjoining bedrooms through shared walls, especially where older extractor fans are undersized or ducting was never properly installed.

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 Petts Wood?

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

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Frequently asked questions

How much does mould removal in Petts Wood 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 Petts Wood

Damp and mould survey

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

Leak detection

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

Structural drying

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