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County Fermanagh · Northern Ireland

Blown mineral wool insulation in County Fermanagh

County Fermanagh properties get the same survey-first approach to blown mineral wool insulation: check, explain, price, then book. Blown mineral wool is a water-repellent glass or stone fibre blown into the cavity as loose wool.

Cutaway sample of a cavity wall: red brick outer leaf, cavity filled with blown mineral wool, concrete block inner leaf

Free survey in County Fermanagh

Tell us about the property and we will arrange a free survey and a fixed price.

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Blown mineral wool insulation across County Fermanagh

We cover 3 towns in County Fermanagh: Enniskillen, Lisnaskea and Irvinestown.

Before any material is chosen, exposure is checked. Parts of County Fermanagh 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.

For semi-detached and terraced homes in County Fermanagh, cavity barriers are fitted where your wall meets your neighbour's so the fill stays on your side. County Fermanagh properties with rendered or painted walls get a closer look at the outer finish, because cracked render can let rain behind it.

Building control in Northern Ireland

In Northern Ireland, inserting insulation into an existing cavity wall needs a building control application to your council before the work. We make sure the application route is agreed and confirmed in writing before any drilling starts.

Funding in Northern Ireland

  • The Affordable Warmth Scheme, run with the NI Housing Executive, helps owner-occupiers and private tenants with a total gross household income under £23,000; cavity wall insulation is a priority measure where suitable.
  • The NI Sustainable Energy Programme funds energy efficiency schemes through participating providers.
  • ECO4 does not apply in Northern Ireland.

Sources: Building Control NI: frequently asked questions; Belfast City Council: what are the building regulations; NI Housing Executive: Affordable Warmth Scheme; Utility Regulator: NI Sustainable Energy Programme.

Why choose mineral wool?

Mineral wool fibres are treated to shed water, so moisture that gets into the outer leaf runs down the cavity rather than tracking across. It is classed as non-combustible, which matters for some flats and taller buildings, and it is usually the lower-cost certified option.

It is installed at a set density through a regular drill pattern. Too loose and it settles; too tight and it can bridge moisture. That is why the installer's density checks and hole pattern are recorded on the job sheet.

What is included

  • Certified mineral fibre system
  • Density and drill pattern recorded
  • Making good to the mortar colour
  • Cavity barriers where needed
  • Regulations route and guarantee named on the quote

Blown mineral wool insulation prices in County Fermanagh

Blown mineral wool insulation guide prices
Blown mineral wool insulation guide pricesGuide price
Detached house£1,895–£3,395
Semi-detached house£1,295–£2,195
End-terrace house£1,095–£1,895
Detached bungalow£1,095–£1,895
Semi-detached bungalow£795–£1,395
Mid-terrace house£795–£1,295

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.

The steps for blown mineral wool insulation in County Fermanagh:

  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.

Blown mineral wool insulation in County Fermanagh: questions

Do you cover all of County Fermanagh?

Yes. We cover 3 towns across County Fermanagh, including Enniskillen and Lisnaskea and Irvinestown, and the villages around them. Island and remote addresses are surveyed by arrangement.

How soon can you visit in County Fermanagh?

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.

Do you cold-call in County Fermanagh?

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 my County Fermanagh home too exposed for cavity insulation?

Parts of County Fermanagh 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.

Blown mineral wool insulation in nearby areas

Book a free survey in County Fermanagh

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