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Wishaw · Lanarkshire

Cavity wall insulation in Wishaw

Cavity wall insulation in Wishaw starts with a free survey of the property, then a written result and a fixed price before any work is booked. Cavity wall insulation fills the gap between the two leaves of a brick or block wall with a certified insulating material, blown in through small holes drilled from outside.

Free survey in Wishaw

Covering Wishaw and the ML2 district. Tell us about the property and we will arrange a free survey and a fixed price.

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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.

Cavity wall insulation for Wishaw properties

We cover Wishaw and the ML2 postcode district, including nearby Motherwell, Hamilton and Airdrie. It is roughly 4 miles east of Hamilton.

If a wall in Wishaw is not suitable, for example because of an undiagnosed damp patch or a very exposed gable, you are told so in writing with the reason. Most Wishaw houses built from the 1920s onwards have cavity walls, but the survey still checks each one: cavity width, debris, the condition of the brickwork and how exposed each wall is.

Before any material is chosen, exposure is checked. Parts of Lanarkshire 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.

On compliance, in Wishaw no building warrant is needed for insulation within a wall, but the work must meet the building standards.

Funding in Scotland

In Scotland, Home Energy Scotland is the route to the Home Energy Scotland Grant and Loan and Warmer Homes Scotland.

Sources: Home Energy Scotland; mygov.scot: grants and loans for energy saving improvements.

Is my wall suitable for cavity wall insulation?

Most homes built from the 1920s onwards have cavity walls, but having a cavity is not the same as being suitable. The Energy Saving Trust's rule of thumb is a cavity of at least 50mm, clear of rubble, behind masonry in good condition, on a wall that is not exposed to severe driving rain or flood risk.

What is included in Wishaw

  • Guarantee and installer named on your quote
  • Drilling, filling and colour-matched making good
  • Building regulations route for your nation, confirmed in writing
  • Certified mineral wool or bonded bead system

Guide prices for Wishaw

Cavity wall insulation guide prices
Cavity wall insulation guide pricesGuide price
Detached house£2,295–£3,795
Semi-detached house£1,495–£2,495
End-terrace house£1,295–£2,195
Detached bungalow£1,295–£2,195
Semi-detached bungalow£895–£1,595
Mid-terrace house£795–£1,395

No VAT is charged on installing insulation in homes until 31 March 2027 (then 5%). 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.

What happens next for a Wishaw property:

  1. Tell us about the property

    Postcode, property type and what you need.

  2. Free survey

    Walls, cavity, condition and exposure checked and photographed.

  3. Written result and price

    Suitable, suitable after repairs, or not suitable, with a fixed price.

  4. Work and paperwork

    Installation, making good, and the regulations and guarantee paperwork.

Last reviewed 19 October 2026.

Cavity wall insulation in Wishaw: questions

Is the survey free in Wishaw?

Yes when it is for an install quote. Standalone reports for Wishaw buyers, sellers or landlords who do not need an install quote are priced before you book.

Is there VAT on cavity wall insulation in Wishaw?

Installing insulation in a home is currently zero-rated for VAT until 31 March 2027, then 5%. Commercial buildings are standard-rated.

Do you cold-call in Wishaw?

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 cavity wall insulation cost in Wishaw?

Our guide ranges for cavity wall insulation are shown on this page. The fixed price for your Wishaw property is confirmed in writing after the survey, before any work starts.

Nearby towns

Book a free survey in Wishaw

Free survey with an install quote. Written result. Fixed price before any work.