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Paisley · Renfrewshire and Inverclyde

Cavity insulation top-up in Paisley

Looking for cavity insulation top-up in Paisley? We survey first, name the installer, their scheme registrations and the guarantee on the quote, and only then book the work. A cavity top-up fills voids left by an older installation: missed panels around windows, settled fibre, areas disturbed by an extension or new window.

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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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 insulation top-up for Paisley properties

If your property is in Paisley or the PA2 district or nearby Renfrew, Newton Mearns and Greenock, it is within our Renfrewshire and Inverclyde coverage. 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. For semi-detached and terraced homes in Paisley, cavity barriers are fitted where your wall meets your neighbour's so the fill stays on your side.

Local weather affects which walls can be filled. 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.

As for paperwork, 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.

How do I know if my walls need a top-up?

Cold patches on internal walls, a thermal image showing uneven heat loss, or an EPC that says 'filled cavity' when parts of the house feel colder are all signs. Extensions are a common cause: the new wall is insulated as built, but the old wall it joins may have been left partly empty.

What is included in Paisley

  • Targeted fill with a compatible system
  • Borescope survey at several points
  • Written result with photos
  • Map of filled and empty sections

Guide prices for Paisley

Cavity insulation top-up guide prices
Cavity insulation top-up guide pricesGuide price
Detached house£1,295–£2,295
Semi-detached house£795–£1,495
End-terrace house£695–£1,295
Detached bungalow£695–£1,295
Semi-detached bungalow£595–£995
Mid-terrace house£595–£995

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. Send your details

    A minute online, or call the free number.

  2. We check the walls

    Construction, cavity width, debris, damp and wind-driven rain exposure.

  3. You decide

    Plain-English result and a fixed price, with no pressure to book.

  4. Job done properly

    Holes made good, paperwork handed over, guarantee details confirmed.

Last reviewed 19 October 2026.

Cavity insulation top-up in Paisley: questions

How soon can you visit in Paisley?

We arrange dates when you get in touch. Availability varies through the year, so we give you real dates rather than a promise on the website.

Are there grants for insulation in Paisley?

In Scotland, Home Energy Scotland is the route to the Home Energy Scotland Grant and Loan and Warmer Homes Scotland. We cannot promise funding, but we will point you to the right official route.

Is the survey free in Paisley?

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

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.

Nearby towns

Book a free survey in Paisley

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