Shirley, Greater London
Condensation and mould ventilation fixes in Shirley (Greater London)
We find why the house is wet and fix the ventilation, rather than painting over mould. Covering Shirley and CR0, CR9 and SE25.
- From £525 inc VAT per fan
- Free survey

In Shirley, condensation and mould are usually at their worst between October and March.
Whether the property is in the middle of Shirley or one of the villages around it, the process is the same: a look at the building, a written price, then fitting and testing on the agreed day.
Condensation and mould fixes in Shirley at a glance
- Town
- Shirley, Greater London
- Postcode districts
- CR0, CR9 and SE25
- Nearby
- West Wickham (2 miles), South Norwood (2 miles) and South Croydon (2 miles)
- Price region
- London
- Survey
- Free survey (UK mainland)
How we approach condensation and mould fixes in Shirley
Mould needs that damp surface to grow. Ventilation is usually the biggest part of the cure, but not the only part.
Mould treatment advice
How to clean and treat affected areas once the cause is fixed.
Survey and findings
Humidity and surface readings, existing fans flow-tested, and a written list of causes and fixes.
Guide prices in Shirley
| Work | Guide price |
|---|---|
| Continuous-running extract fan (dMEV) with humidity boost, flow tested (per fan) | £415–£725 inc VAT |
| Condensation and mould ventilation survey with written findings (per home) | £150–£270 inc VAT |
| New ducted fan to outside through the loft or ceiling (insulated duct, roof or soffit outlet) (per fan) | £525–£900 inc VAT |
These ranges use our London rates. Prices include VAT at 20%. You get a fixed written price before any work is booked.
Signs it is time to call us
- Peeling paint or wallpaper in bathrooms
- Damp patches that dry out in summer and return in winter
- Someone in the home with asthma or allergies made worse by damp
Rules that apply in England
In England, ventilation is covered by Part F of the Building Regulations and its guidance, Approved Document F (2021 edition). Serious damp and mould is a hazard under the Housing Health and Safety Rating System, and social landlords now have fixed timescales under Awaab's Law.
Questions from Shirley
How do I get a price for a condensation fix in Shirley?
Use the guide price tool, the form on this page, live chat, WhatsApp or call 0800 088 6341. A postcode and a couple of photos help us give you a useful answer first time.
Is black mould dangerous?
Damp and mould can affect health, particularly for people with asthma, allergies, weak immune systems, children and older people, according to NHS and government guidance. It should be dealt with rather than lived with.
Is PIV or MVHR better for condensation?
For most existing homes with general condensation, PIV plus good extract fans is the most cost-effective fix. MVHR suits airtight, well-insulated homes and full renovations.
What area around Shirley do you work in?
All of Greater London. Near Shirley that includes West Wickham, South Norwood, South Croydon and Croydon.
Do you cover Shirley and nearby?
Yes. We cover Shirley and nearby places including West Wickham, South Norwood, South Croydon and Croydon. Send your postcode and we will confirm.
Get a guide price online, then we confirm the plan on a free survey in Shirley.
Condensation and mould fixes near Shirley
More services in Shirley
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Answer a few questions for a price range, or send photos and we will come back to you with a written quote.