Andover, Hampshire
Condensation and mould ventilation fixes in Andover
We find why the house is wet and fix the ventilation, rather than painting over mould. Covering Andover and SP10 and SP11.
- From £490 inc VAT per fan
- Free survey

Mould in an Andover bedroom or bathroom is almost always a ventilation problem first.
Work in Andover follows the rules for England and finishes with a written record of what was fitted and how it was set up.
Condensation and mould fixes in Andover at a glance
- Town
- Andover, Hampshire
- Postcode districts
- SP10 and SP11
- Nearby
- Tidworth (8 miles), Winchester (13 miles) and Amesbury (13 miles)
- Price region
- South East
- Survey
- Free survey (UK mainland)
Condensation and mould fixes for Andover homes
Ventilation is usually the biggest part of the cure, but not the only part. Heating patterns, insulation gaps and cold bridges matter too, and some damp is not condensation at all: leaks, penetrating damp and rising damp need different trades.
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 Andover
| Work | Guide price |
|---|---|
| Continuous-running extract fan (dMEV) with humidity boost, flow tested (per fan) | £380–£650 inc VAT |
| Condensation and mould ventilation survey with written findings (per home) | £140–£250 inc VAT |
| New ducted fan to outside through the loft or ceiling (insulated duct, roof or soffit outlet) (per fan) | £490–£825 inc VAT |
South East rates shown. Prices include VAT at 20%. The fixed price is confirmed in writing after we have seen the job.
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
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 Andover
How do I get a price for a condensation fix in Andover?
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 Andover do you work in?
All of Hampshire. Near Andover that includes Tidworth, Winchester, Amesbury and Newbury.
Do you cover Andover and nearby?
Yes. We cover Andover and nearby places including Tidworth, Winchester, Amesbury and Newbury. Send your postcode and we will confirm.
We can log humidity in your Andover home afterwards so you can see the improvement.
Condensation and mould fixes near Andover
More services in Andover
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.