Worthing, West Sussex
Condensation and mould ventilation fixes in Worthing
We find why the house is wet and fix the ventilation, rather than painting over mould. Covering Worthing and BN11, BN12, BN13 and BN14.
- From £490 inc VAT per fan
- Free survey

For Worthing homes with streaming windows every morning, the fix is usually cheaper than people expect.
Customers in Worthing can get a guide price online in a couple of minutes. It uses South East rates, which is what we would charge for the same job anywhere in West Sussex. We survey first, free of charge for new installations on the mainland, then send a fixed written quote.
Condensation and mould fixes in Worthing at a glance
- Town
- Worthing, West Sussex
- Postcode districts
- BN11, BN12, BN13 and BN14
- Nearby
- Lancing (2 miles), Shoreham-by-Sea (5 miles) and Rustington (6 miles)
- Price region
- South East
- Survey
- Free survey (UK mainland)
Condensation and mould fixes for Worthing 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.
Whole-home ventilation
PIV, continuous extract or MVHR where moisture is spread through the house.
Mould treatment advice
How to clean and treat affected areas once the cause is fixed.
Guide prices in Worthing
| 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.
Common reasons people call
- Someone in the home with asthma or allergies made worse by damp
- Black mould on window reveals, ceilings or behind furniture
- Water running down windows on cold mornings
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 Worthing
How do I get a price for a condensation fix in Worthing?
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.
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.
Will a dehumidifier fix condensation?
A dehumidifier helps in one room but treats the symptom. Fixing the extract in the wet rooms, and adding whole-home ventilation where needed, removes moisture before it spreads.
What area around Worthing do you work in?
All of West Sussex. Near Worthing that includes Lancing, Shoreham-by-Sea, Rustington and Portslade.
Do you cover Worthing and nearby?
Yes. We cover Worthing and nearby places including Lancing, Shoreham-by-Sea, Rustington and Portslade. Send your postcode and we will confirm.
Send us photos of the mould and your fans and we will give a first view for your Worthing home.
Condensation and mould fixes near Worthing
More services in Worthing
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.