Gorseinon, West Glamorgan
Condensation and mould ventilation fixes in Gorseinon
We find why the house is wet and fix the ventilation, rather than painting over mould. Covering Gorseinon and SA2, SA4 and SA5.
- From £425 inc VAT per fan
- Free survey

In Gorseinon, condensation and mould are usually at their worst between October and March.
We cover Gorseinon and the surrounding SA2, SA4 and SA5 postcodes as part of our work across West Glamorgan. The survey is free for new installations on the UK mainland, and the quote that follows is fixed and in writing.
Condensation and mould fixes in Gorseinon at a glance
- Town
- Gorseinon, West Glamorgan
- Postcode districts
- SA2, SA4 and SA5
- Nearby
- Llanelli (5 miles), Swansea (5 miles) and Clydach (6 miles)
- Price region
- Wales
- Survey
- Free survey (UK mainland)
Condensation and mould fixes for Gorseinon homes
Mould needs that damp surface to grow. Ventilation is usually the biggest part of the cure, but not the only part.
Fan upgrades
Weak or loft-vented fans replaced and ducted outside, with humidity control.
Whole-home ventilation
PIV, continuous extract or MVHR where moisture is spread through the house.
Guide prices in Gorseinon
| Work | Guide price |
|---|---|
| Condensation and mould ventilation survey with written findings (per home) | £120–£215 inc VAT |
| New ducted fan to outside through the loft or ceiling (insulated duct, roof or soffit outlet) (per fan) | £425–£700 inc VAT |
| Positive input ventilation (PIV) loft unit, supplied and fitted (per home) | £750–£1,325 inc VAT |
Wales 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
- Water running down windows on cold mornings
- Musty smell in bedrooms or wardrobes
- Peeling paint or wallpaper in bathrooms
Rules that apply in Wales
Wales has its own Part F ventilation guidance, published by the Welsh Government, and work is checked by building control. In Wales, damp and mould is one of the matters that decides whether a rented home is fit for human habitation.
Questions from Gorseinon
How do I get a price for a condensation fix in Gorseinon?
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 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.
How much does a condensation survey cost?
A ventilation survey with written findings costs £125 to £225 including VAT. If we are surveying for an installation we quote for, the survey is free.
What area around Gorseinon do you work in?
All of West Glamorgan. Near Gorseinon that includes Llanelli, Swansea, Clydach and Ammanford.
Do you cover Gorseinon and nearby?
Yes. We cover Gorseinon and nearby places including Llanelli, Swansea, Clydach and Ammanford. 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 Gorseinon home.
Condensation and mould fixes near Gorseinon
More services in Gorseinon
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.