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Chorley · Lancashire

Damp investigation after cavity insulation in Chorley

Damp investigation after cavity insulation in Chorley is priced before you book, and what we find is written up with photos. A damp investigation finds out why an insulated wall is showing damp or mould: rain getting in through defects, bridged or wet fill, debris in the cavity, a breached damp-proof course, or condensation.

Book a damp investigation in Chorley

Covering Chorley and the PR6 district. Tell us about the property. We confirm the price before you book.

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We use your details only to answer this enquiry and arrange your visit, sharing them only with the registered installer we appoint for your job and the providers named in our privacy notice. No marketing lists, no cold calls.

Damp investigation after cavity insulation for Chorley properties

Our Lancashire coverage takes in Chorley (PR6) and nearby Leyland, Darwen and Preston. It is around 9 miles south-east of Preston.

Defects such as failed pointing, leaking gutters and bridged damp-proof courses are listed and priced separately for Chorley properties, so you can choose who fixes them. We never cold-call in Chorley or anywhere else, and we do not work with doorstep claims companies.

Wind-driven rain is the first thing the surveyor weighs up. Parts of Lancashire face some of the heaviest wind-driven rain in the UK, especially exposed coastal and upland sites. Here the survey is stricter: some walls suit only certain certified systems, and some should not be filled at all.

In terms of approvals, if cavity wall insulation follows in Chorley, filling a cavity is notifiable building work and needs a building notice or competent-person self-certification.

Rules in England

Filling a cavity is notifiable building work and needs a building notice or competent-person self-certification if insulation work follows.

Sources: Planning Portal: cavity wall insulation and building regulations; CIGA: CWISC competent person scheme.

What you get

Moisture readings, borescope photos at the affected areas, an explanation of the likely cause and the options, from simple repairs to partial or full extraction, each priced.

What is included in Chorley

  • Borescope at affected areas
  • External defects check
  • Moisture mapping inside
  • Cause and options in writing

Guide prices for Chorley

Damp investigation after cavity insulation guide prices
Damp investigation after cavity insulation guide pricesGuide price
Damp investigation with borescope£295–£495

This work is not insulation, so it is normally standard-rated for VAT. Guide prices include VAT where it applies. Guide ranges only: the fixed price is confirmed in writing before any work starts, and anything that could not be seen at survey is agreed with you first.

From enquiry to finish in Chorley:

  1. Get in touch

    Online, by phone or WhatsApp.

  2. Your price

    Confirmed in writing before you book.

  3. The visit

    Carried out at an agreed time, with photos of what we find.

  4. Your report

    Plain English, with any follow-on work quoted separately.

Last reviewed 19 October 2026.

Damp investigation after cavity insulation in Chorley: questions

Is there VAT on a damp investigation in Chorley?

Damp investigation after cavity insulation is not insulation, so it is normally charged at the standard rate of VAT. The VAT treatment is confirmed on your quote.

What will I get from a damp investigation in Chorley?

A visit at an agreed price, photos of what we find, and a written summary in plain English. Any follow-on work is priced separately so you can choose who does it.

Do you cold-call in Chorley?

No. We only come out when you have asked us to. If someone cold-calls offering free insulation, check before you agree to anything.

How much does a damp investigation cost in Chorley?

Guide prices are shown on this page, and the price for your Chorley property is confirmed before you book.

Nearby towns

Book a damp investigation in Chorley

Priced before you book. Findings in writing. No cold calls.