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Ventilation Contractors

Daventry, Northamptonshire

Condensation and mould ventilation fixes in Daventry

We find why the house is wet and fix the ventilation, rather than painting over mould. Covering Daventry and NN11.

  • From £435 inc VAT per fan
  • Free survey
Condensation running down a window with mould on the reveal

In Daventry, condensation and mould are usually at their worst between October and March.

Whether the property is in the middle of Daventry 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 Daventry at a glance

Town
Daventry, Northamptonshire
Postcode districts
NN11
Nearby
Rugby (9 miles), Northampton (12 miles) and Royal Leamington Spa (15 miles)
Price region
East Midlands
Survey
Free survey (UK mainland)

Condensation and mould fixes for Daventry homes

If extract fans are weak, ducted into the loft or switched off, and windows stay shut in winter, that moisture settles on the coldest surfaces: window reveals, external corners, behind wardrobes and on bathroom ceilings. Mould needs that damp surface to grow.

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 Daventry

Condensation and mould ventilation fixes guide prices in Daventry
WorkGuide price
Condensation and mould ventilation survey with written findings (per home)£125–£220 inc VAT
New ducted fan to outside through the loft or ceiling (insulated duct, roof or soffit outlet) (per fan)£435–£725 inc VAT
Positive input ventilation (PIV) loft unit, supplied and fitted (per home)£775–£1,375 inc VAT

Guide prices using East Midlands rates. Prices include VAT at 20%. A guide price is not a quote: we confirm a fixed price in writing first.

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

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 Daventry

What area around Daventry do you work in?

All of Northamptonshire. Near Daventry that includes Rugby, Northampton, Royal Leamington Spa and Banbury.

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.

Do you cover Daventry and nearby?

Yes. We cover Daventry and nearby places including Rugby, Northampton, Royal Leamington Spa and Banbury. Send your postcode and we will confirm.

What is the price of a condensation fix in Daventry?

Guide prices for Daventry use East Midlands rates: new ducted fan to outside through the loft or ceiling (insulated duct, roof or soffit outlet) is typically £435 to £725 inc VAT per fan. We confirm a fixed price in writing before any work starts.

We can log humidity in your Daventry home afterwards so you can see the improvement.

Condensation and mould fixes near Daventry

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