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Bishops Stortford · Hertfordshire

Cavity wall suitability survey in Bishops Stortford

Bishops Stortford properties get a written survey result: suitable, suitable after repairs, or not suitable. A cavity wall survey checks whether your walls can safely be filled and with what.

Book a survey in Bishops Stortford

Covering Bishops Stortford and the CM23 district. Free with an install quote; standalone reports are priced before you book.

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Cavity wall suitability survey for Bishops Stortford properties

Our Hertfordshire coverage takes in Bishops Stortford (CM23) and nearby Hoddesdon, Hertford and Cheshunt. It is roughly 22 miles east of St Albans.

Every inspection point in Bishops Stortford is photographed and logged, so you have a record to show a buyer, lender or contractor. Buyers and sellers in Bishops Stortford often book this check when a survey report or EPC raises questions about the walls.

Exposure matters for every cavity wall. Much of Hertfordshire sits in the more sheltered driving-rain zones of the UK, which widens the choice of fill. Exposed elevations, coastal sites and high ground still get checked wall by wall.

On the rules side, in Bishops Stortford 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 the surveyor checks

Wall construction and thickness at window reveals; cavity width and debris with a borescope; brickwork, pointing, render, sills, gutters and downpipes; signs of damp inside and out; air bricks and flues; joins with neighbours and extensions; and the exposure of each elevation to wind-driven rain.

What is included in Bishops Stortford

  • Photo-backed written result
  • Cavity width and debris check
  • Fixed install price where suitable
  • Exposure assessment by elevation

Guide prices for Bishops Stortford

Cavity wall suitability survey guide prices
Cavity wall suitability survey guide pricesGuide price
Suitability survey with an install quoteFree
Standalone survey report (no install quote)£145–£245

The survey is free with an install quote. A standalone report is not insulation, so it is normally standard-rated for VAT; guide prices include VAT. 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.

How it works in Bishops Stortford:

  1. Tell us about the property

    Postcode, property type and why you need the survey.

  2. Survey visit

    Walls, cavity, condition and exposure checked and photographed.

  3. Written result

    Suitable, suitable after repairs, or not suitable.

  4. Fixed price if you want work

    The survey is free when it is for an install quote.

Last reviewed 19 October 2026.

Cavity wall suitability survey in Bishops Stortford: questions

Will you tell me if I do not need any work?

Yes. If the findings show nothing needs doing, or a cheaper fix such as clearing a gutter will do, we say so.

Which building regulations route applies in Bishops Stortford?

Bishops Stortford is in England, so filling a cavity is notifiable building work and needs a building notice or competent-person self-certification. We confirm the route in writing on your quote.

Do you cold-call in Bishops Stortford?

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

Is there VAT on a cavity wall survey in Bishops Stortford?

The survey is free when it is for an install quote. A standalone survey report is not insulation, so it is normally standard-rated for VAT, and the price you are quoted includes it.

Nearby towns

Book a survey in Bishops Stortford

Free with an install quote. Written result for every wall.