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Insulation Boards

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    Close-up of graphite-enhanced EPS insulation boards, recognised by their dark grey colour and fine bead structure. These lightweight boards offer improved thermal performance over standard EPS and are widely used in external wall insulation systems. Available from EWI Store, ideal for energy-efficient façade upgrades.
    EPS Insulation (1 board = 0.72m²)
    Brand: Styrene
    FROM £2.60 Incl. VAT
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    Kingspan Kingspan GreenGuard XPS Insulation Board (0.75m²)
    Kingspan GreenGuard XPS Insulation Board (0.75m²)
    Brand: Kingspan
    FROM £11.99 Incl. VAT
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    Kingspan Kingspan Kooltherm K5 External Wall insulation Board (0.72m²)
    Kingspan Kooltherm K5 External Wall insulation Board (0.72m²)
    Brand: Kingspan
    FROM £11.99 Incl. VAT
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    Knauf Rocksilk® EWI Slab - Rock Mineral Wool - 90mm
    Rocksilk® EWI Slab - Rock Mineral Wool - 90mm
    Brand: Knauf
    £27.59 Incl. VAT
    Rockwool Rockwool - External Wall Insulation Dual Density Slab
    Rockwool - External Wall Insulation Dual Density Slab
    Brand: Rockwool
    FROM £26.24 Incl. VAT
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    Rockwool Rockwool External Wall Insulation High Density Slab
    Rockwool External Wall Insulation High Density Slab
    Brand: Rockwool
    FROM £45.13 Incl. VAT
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    STEICO STEICO protect L dry - Wood Fibre Insulation Board
    STEICO protect L dry - Wood Fibre Insulation Board
    Brand: STEICO
    FROM £258.72 Incl. VAT
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    GIAS XPS Insulation (1 board)
    XPS Insulation (1 board)
    Brand: GIAS
    FROM £10.20 Incl. VAT
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    Explore our full range of high-quality Insulation Boards, designed to improve the thermal performance of external wall insulation systems. We stock EPS, Mineral Wool, Kingspan Kooltherm K5, and XPS boards to suit a variety of building types and substrates. Whether you're working on a retrofit or new build project, our insulation boards offer excellent thermal efficiency, fire resistance, and moisture protection—ensuring long-lasting results and compliance with modern building standards.