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Paisley · Renfrewshire and Inverclyde

Cavity wall insulation in Paisley

For homes and buildings in Paisley, cavity wall insulation is arranged survey-first: we check the property, tell you plainly what we found, and price it. 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 Paisley

Covering Paisley and the PA2 district. Tell us about the property and we will arrange a free survey and a fixed price.

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Cavity wall insulation for Paisley properties

We cover Paisley and the PA2 postcode district, including nearby Renfrew, Newton Mearns and Greenock. Paisley is one of the main towns we cover in Renfrewshire and Inverclyde.

If a wall in Paisley 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 Paisley 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.

Every elevation is judged on its own exposure. Parts of Renfrewshire and Inverclyde 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 Paisley 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 Paisley

  • Certified mineral wool or bonded bead system
  • Building regulations route for your nation, confirmed in writing
  • Borescope check where the cavity is in doubt
  • Suitability survey with photos and a written result

Guide prices for Paisley

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.

From enquiry to finish in Paisley:

  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 Paisley: questions

Is my Paisley home too exposed for cavity insulation?

Parts of Renfrewshire and Inverclyde get some of the heaviest wind-driven rain in the UK, so the survey is stricter and some walls are better left unfilled. The survey records the exposure of each wall before recommending a material, or recommending against filling.

Which building regulations route applies in Paisley?

Paisley is in Scotland, so no building warrant is needed for insulation within a wall, but the work must meet the building standards. We confirm the route in writing on your quote.

How much does cavity wall insulation cost in Paisley?

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

Do you cover Paisley?

Yes. Paisley and the PA2 postcode district are within our Renfrewshire and Inverclyde coverage, along with nearby Renfrew and Newton Mearns.

Nearby towns

Book a free survey in Paisley

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