East Dereham, Norfolk
Condensation and mould ventilation fixes in East Dereham
We find why the house is wet and fix the ventilation, rather than painting over mould. Covering East Dereham and NR19 and NR20.
- From £465 inc VAT per fan
- Free survey

For tenants, landlords and homeowners in East Dereham, the common question is why the mould keeps coming back.
Customers in East Dereham can get a guide price online in a couple of minutes. It uses East of England rates, which is what we would charge for the same job anywhere in Norfolk. Surveys for new installations are free on the UK mainland, with a written quote afterwards.
Condensation and mould fixes in East Dereham at a glance
- Town
- East Dereham, Norfolk
- Postcode districts
- NR19 and NR20
- Nearby
- Attleborough (12 miles), Bowthorpe (12 miles) and Norwich (16 miles)
- Price region
- East of England
- Survey
- Free survey (UK mainland)
How we approach condensation and mould fixes in East Dereham
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 East Dereham
| Work | Guide price |
|---|---|
| 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–£1,475 inc VAT |
| Continuous-running extract fan (dMEV) with humidity boost, flow tested (per fan) | £360–£625 inc VAT |
Guide prices using East of England rates. Prices include VAT at 20%. A guide price is not a quote: we confirm a fixed price in writing first.
When to get it looked at
- 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
In England, ventilation is covered by Part F of the Building Regulations and its guidance, Approved Document F (2021 edition). Serious damp and mould is a hazard under the Housing Health and Safety Rating System, and social landlords now have fixed timescales under Awaab's Law.
Questions from East Dereham
Do you cover East Dereham and nearby?
Yes. We cover East Dereham and nearby places including Attleborough, Bowthorpe, Norwich and Thetford. 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 East Dereham?
Guide prices for East Dereham use East of England 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 East Dereham?
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.
Ask for an East Dereham visit and we will test your existing fans before recommending anything.
Condensation and mould fixes near East Dereham
More services in East Dereham
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.