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Strabane · County Tyrone

Cavity insulation for new builds and extensions in Strabane

Looking for cavity insulation for new builds and extensions in Strabane? We survey first, name the installer, their scheme registrations and the guarantee on the quote, and only then book the work. For new walls the cavity is insulated as it is built, using full-fill mineral wool batts or partial-fill boards fixed to the inner leaf.

Free survey in Strabane

Covering Strabane and the BT82 district. Tell us about the property and we will arrange a free survey and a fixed price.

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Cavity insulation for new builds and extensions for Strabane properties

Strabane sits in County Tyrone, roughly 16 miles north of Omagh. We work across the BT82 district, including nearby Omagh, Cookstown and Dungannon.

A suitable wall in Strabane is usually filled in a single day from outside, with drill holes made good to match the pointing. For semi-detached and terraced homes in Strabane, cavity barriers are fitted where your wall meets your neighbour's so the fill stays on your side.

Every elevation is judged on its own exposure. Parts of County Tyrone 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 Strabane inserting cavity wall insulation needs a building control application to the council before work starts.

Funding in Northern Ireland

In Northern Ireland, the Affordable Warmth Scheme helps eligible households with a gross income under £23,000.

Sources: NI Housing Executive: Affordable Warmth Scheme; Utility Regulator: NI Sustainable Energy Programme.

Extensions that join an older house

Where an extension meets an existing cavity wall, the junction is a weak point. We can borescope and fill the existing wall at the same time so the old and new walls perform together.

What is included in Strabane

  • Trays, closers and stop ends as drawn
  • Clean-cavity working
  • Batts or boards to the specified U-value
  • Photo record for building control

Guide prices for Strabane

Cavity insulation for new builds and extensions guide prices
Cavity insulation for new builds and extensions guide pricesGuide price
Full-fill batts supplied and fitted, per m²£9–£16
Partial-fill boards supplied and fitted, per m²£14–£26

Prices are shown before any VAT; the VAT treatment for new-build work is confirmed on your quote. 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 Strabane:

  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 insulation for new builds and extensions in Strabane: questions

Are there grants for insulation in Strabane?

In Northern Ireland, the Affordable Warmth Scheme helps eligible households with a gross income under £23,000. We cannot promise funding, but we will point you to the right official route.

Is my Strabane home too exposed for cavity insulation?

Parts of County Tyrone 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.

Is there VAT on cavity insulation for new builds and extensions in Strabane?

Building a new home is usually zero-rated when supplied by the builder; supply-only materials are standard-rated. The VAT treatment is confirmed on your quote.

Do you cover Strabane?

Yes. Strabane and the BT82 postcode district are within our County Tyrone coverage, along with nearby Omagh and Cookstown.

Nearby towns

Book a free survey in Strabane

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