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Local and County Sligo orders made before 12.00 pm Wednesday 21st December will be delivered before 1.00 pm on Friday 23rd December. All nationwide orders made before midnight on Monday 19th December will be dispatched prior to Christmas. All orders made after that will be processed from 3rd January onwards. Happy Christmas!

Free Delivery over €150

Excluding Bulk Delivery

100% Irish Business

Trading in Ireland since 1870.

Trade Discounts available

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Showing 1–12 of 15 results

  • Insulated Plasterboard – Unilin PIR Thermal Liner Insulation

    Thin-R Thermal Liner Insulated Plasterboard

    Key features:

    • Insulation and drylining in one application
    • Composite panels
    • Vapour control layer
    • High quality product
    • Unilin was previously known as Xtratherm
    40.5463.58 (Inc. VAT)
  • Unilin Cavity Wall Insulation Tongue & Groove 100mm

    Unilin (previously Xtratherm) Cavity T&G 100mm 2.16m2 – Insulation for Partial Fill Cavity Walls – XT/CW (T&G)

    Key features:

    • Tongue & Groove
    • Trusted brand
    • 100mm thick and 2.16 sq m per bale
    • Ideal for Trades people and for DIY
    • Unilin was previously known as Xtratherm
    51.65 (Inc. VAT)
  • Unilin Cavity Wall Insulation Tongue & Groove 60mm

    Unilin (previously Xtratherm) Cavity XT/CW (T&G) PIR Insulation 60mm

    Key features:

    • High quality T&G PIR Insulation
    • Trusted brand
    • 60mm thick and 3.78 sqm coverage.
    • Ideal for Trades people and for DIY
    • Unilin was previously known as Xtratherm
    76.80 (Inc. VAT)
  • Unilin Cavity Wall Insulation Tongue & Groove 80mm

    Unilin (previously Xtratherm) XT/CW (T&G) Cavity Wall Insulation 80mm

    Key features:

    • High quality Tongue & Groove PIR Insulation
    • Trusted brand
    • 80mm and 2.7 sqm per bale
    • Ideal for Trades people and for DIY
    • Unilin was previously known as Xtratherm
    61.84 (Inc. VAT)
  • External Corner Cavity Full Fill Wall Insulation 125mm

    Unilin (previously Xtratherm) CavityTherm PIR Insulation (CT/PIR) External Corner 125mm

    Key features:

    • High quality PIR Insulation
    • Trusted brand
    • External Corner 125mm and 2.16 sqm coverage
    • Ideal for Trades people and for DIY
    • Unilin was previously known as Xtratherm
    71.60 (Inc. VAT)
  • Internal Corner Cavity Full Fill Wall PIR Insulation 125mm

    Internal Corner Unilin (previously Xtratherm) CavityTherm PIR Insulation (CT/PIR) 125mm

    Key features:

    • High quality PIR Insulation
    • Trusted brand
    • Internal Corner – 125mm and 2.16 sqm coverage
    • Ideal for Trades people and for DIY
    • Unilin was previously known as Xtratherm
    71.60 (Inc. VAT)
  • PIR Insulation Full Fill Cavity Wall Insulation 150mm Unilin

    Unilin (previously Xtratherm) CavityTherm PIR Full Fill Insulation (CT/PIR) 150mm

    Key features:

    • High quality P-IR Insulation
    • Trusted brand
    • 150mm thick and 2.16 sqm coverage per pack
    • Ideal for Trades people and for DIY
    • Unilin was previously known as Xtratherm
    78.92 (Inc. VAT)
  • External Corner Cavity Full Fill Wall PIR Insulation 150mm

    CavityTherm PIR Insulation (CT/PIR) External Corner 150mm

    Key features:

    • High quality PIR External Corner Wall Insulation
    • Trusted brand
    • 150mm thick and 2.16 sqm coverage.
    • Ideal for Trades people and for DIY
    • Unilin was previously Xtratherm
    79.27 (Inc. VAT)
  • Internal Corner Cavity Full Fill Wall PIR Insulation 150mm

    Unilin (previously Xtratherm) CavityTherm PIR Insulation (CT/PIR) Internal Corner 150mm

    Key features:

    • High quality PIR Insulation
    • Trusted brand
    • Internal Corner – 150mm and 2.16 sqm total coverage
    • Ideal for Trades people and for DIY
    • Unilin was previously known as Xtratherm
    78.92 (Inc. VAT)
  • Unilin Xtrowall Plus Cavity Wall Insulation PIR 110mm

    Xtrowall Plus PIR Cavity Wall Insulation 110mm

    Key features:

    • High quality PIR Cavity Wall Insulation
    • Trusted brand
    • 110mm thick and 2.16 sqm coverage
    • Ideal for Trades people and for DIY
    • Unilin was previously Xtratherm
    63.12 (Inc. VAT)
  • PIR Insulation Unilin Full Fill Cavity Wall Insulation 100mm

    Unilin (previously Xtratherm) CavityTherm PIR Full Fill Cavity Insulation (CT/PIR) 100mm

    Key features:

    • High performance
    • Trusted brand
    • 100mm thick and 2.16 sqm coverage per pack
    • Ideal for Trades people and for DIY
    • Unilin was previously known as Xtratherm
    54.75 (Inc. VAT)
  • Cavity Closer Unilin Close-R Insulation

    Unilin (previously Xtratherm) Cavity Closer Insulation

    Key features:

    • A cost effective solution for builders and specifiers for the closing of cavities around window and door openings
    • For preventing cold bridging, damp penetration, air infiltration and condensation
    • Range of sizes available
    • Suited to all types of windows and doors and is available in sizes to fit cavity widths from 100mm – 150mm
    • Unilin was previously Xtratherm
    13.6421.60 (Inc. VAT)

We stock and supply Xtratherm Cavity Wall Insulation throughout Ireland and have experts on hand to help you choose the right Xtratherm Cavity product for your needs.

Our range of Xtratherm Cavity Wall Insulation products includes Xtratherm Cavity Closer in various thicknesses, Xtratherm XtroWall, Xtratherm Internal Corner Insulation (CT/PIR), Xtratherm External Corner Insulation (CT/PIR), Xtratherm Cavity Internal and External Insulation and Xtratherm Cavity Tongue and Groove models.

Xtratherm CavityTherm is a built-in insulation system that achieves ultimate U-values within traditional wall constructions. It doesn’t require an engineer’s report, meaning that minimal heat energy is lost through the walls. Meeting A+ or Passive standards within a 100mm cavity width, CavityTherm builds as a system to provide a continuous insulation layer that you can see is installed accurately. It provides an affordable and practical solution when looking to buy best performance wall insulation.

We supply this to both trade and non-trade customers nationwide and our friendly team of experts can help advise you as and when required when selecting your ideal insulation product. Just email us at sales@mybuildingsupplies.ie or call us on 0818 888 000 anytime.

If you are a Trade professional or a Self Builder – you should consider opening an account with us to get even bigger savings and manage all of your paperwork and records in the one place – You can see more info on this here.

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