Headstone, Greater London
Condensation and mould ventilation fixes in Headstone
We find why the house is wet and fix the ventilation, rather than painting over mould. Covering Headstone and HA1, HA2 and HA3.
- From £525 inc VAT per fan
- Free survey

For Headstone homes with streaming windows every morning, the fix is usually cheaper than people expect.
Customers in Headstone can get a guide price online in a couple of minutes. It uses London rates, which is what we would charge for the same job anywhere in Greater London. We survey first, free of charge for new installations on the mainland, then send a fixed written quote.
Condensation and mould fixes in Headstone at a glance
- Town
- Headstone, Greater London
- Postcode districts
- HA1, HA2 and HA3
- Nearby
- Wealdstone (1 mile), Harrow (1 mile) and Harrow Weald (1 mile)
- Price region
- London
- Survey
- Free survey (UK mainland)
Condensation and mould fixes for Headstone homes
Mould needs that damp surface to grow. Ventilation is usually the biggest part of the cure, but not the only part.
Survey and findings
Humidity and surface readings, existing fans flow-tested, and a written list of causes and fixes.
Fan upgrades
Weak or loft-vented fans replaced and ducted outside, with humidity control.
Guide prices in Headstone
| 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 |
London rates shown. Prices include VAT at 20%. The fixed price is confirmed in writing after we have seen the job.
Common reasons people call
- Water running down windows on cold mornings
- Musty smell in bedrooms or wardrobes
- Peeling paint or wallpaper in bathrooms
Rules that apply in England
English building work follows Approved Document F (2021 edition) for ventilation rates, installation and commissioning. Damp and mould is assessed as a hazard under the Housing Health and Safety Rating System in England.
Questions from Headstone
How do I get a price for a condensation fix in Headstone?
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.
Can you tell if it is rising damp?
We can tell you when the pattern does not look like condensation, such as a tide mark low on a wall or damp that appears after rain, and point you to the right specialist.
What is the main cause of condensation in a house?
The main cause is moisture from everyday living, such as showers, cooking and drying clothes, that is not being extracted, combined with cold surfaces where it condenses. Poor or failed extract fans are a very common cause.
What area around Headstone do you work in?
All of Greater London. Near Headstone that includes Wealdstone, Harrow, Harrow Weald and Harrow on the Hill.
Do you cover Headstone and nearby?
Yes. We cover Headstone and nearby places including Wealdstone, Harrow, Harrow Weald and Harrow on the Hill. Send your postcode and we will confirm.
Ask for a Headstone visit and we will test your existing fans before recommending anything.
Condensation and mould fixes near Headstone
More services in Headstone
Get a guide price in two minutes
Answer a few questions for a price range, or send photos and we will come back to you with a written quote.