Trowbridge, Wiltshire
Condensation and mould ventilation fixes in Trowbridge
We find why the house is wet and fix the ventilation, rather than painting over mould. Covering Trowbridge and BA13, BA14 and BA15.
- From £465 inc VAT per fan
- Free survey

Mould in a Trowbridge bedroom or bathroom is almost always a ventilation problem first.
Whether the property is in the middle of Trowbridge 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 Trowbridge at a glance
- Town
- Trowbridge, Wiltshire
- Postcode districts
- BA13, BA14 and BA15
- Nearby
- Westbury (4 miles), Melksham (5 miles) and Neston (6 miles)
- Price region
- South West
- Survey
- Free survey (UK mainland)
Condensation and mould fixes for Trowbridge homes
Mould needs that damp surface to grow. Ventilation is usually the biggest part of the cure, but not the only part.
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 Trowbridge
| Work | Guide price |
|---|---|
| Condensation and mould ventilation survey with written findings (per home) | £130–£235 inc VAT |
| New ducted fan to outside through the loft or ceiling (insulated duct, roof or soffit outlet) (per fan) | £465–£775 inc VAT |
| Positive input ventilation (PIV) loft unit, supplied and fitted (per home) | £825–£1,450 inc VAT |
These ranges use our South West rates. Prices include VAT at 20%. You get a fixed written price before any work is booked.
Signs it is time to call us
- Black mould on window reveals, ceilings or behind furniture
- Water running down windows on cold mornings
- Musty smell in bedrooms or wardrobes
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 Trowbridge
Do you cover Trowbridge and nearby?
Yes. We cover Trowbridge and nearby places including Westbury, Melksham, Neston and Bath. Send your postcode and we will confirm.
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 is the price of a condensation fix in Trowbridge?
Guide prices for Trowbridge use South West rates: new ducted fan to outside through the loft or ceiling (insulated duct, roof or soffit outlet) is typically £465 to £775 inc VAT per fan. We confirm a fixed price in writing before any work starts.
Is the survey free in Trowbridge?
For new installations on the UK mainland, yes. The survey is free and the quote that follows is fixed and in writing. Servicing, testing and repair visits are charged, and we confirm the cost before booking.
Book a condensation survey in Trowbridge and get a written list of causes and fixes.
Condensation and mould fixes near Trowbridge
More services in Trowbridge
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