Sheep Wool Insulation

Upgrade your insulation with natural sheep wool from trusted UK brands like Thermafleece and TrueWool by Wool Insulation Wales. 

Sheep wool insulation is a safe, sustainable choice for walls, lofts, floors, and roofs. It is designed for breathability, thermal comfort, and indoor air quality.

Manufactured in the UK using wool from British sheep, our range supports domestic agriculture and reduces the carbon footprint of your build. These high-quality natural fibre products are easy to handle and install, making them ideal for professionals and self-builders alike.

Whether you're retrofitting a period home or building to modern standards, sheep wool delivers outstanding thermal performance, acoustic insulation, and moisture regulation. It's a breathable material that works in harmony with traditional and low-energy construction. Offering long-lasting comfort without the environmental cost of synthetic alternatives

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  • Thermafleece Cosywool Sheeps Wool Insulation Rolls

    Thermafleece Cosywool Sheep Wool Insulation Rolls

    £25.00 - £55.50 Inc. VAT
    £20.83 - £46.25 Ex. VAT
    Thermafleece Cosywool roll insulation is ideal for loft, wall, and floor insulation, boasting excellent acoustic insulation properties. Its versatility extends to applications in partition walls and campervans and as a critical component in soundproofing...
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    £25.00 - £55.50 Inc. VAT
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  • Thermafleece Cosywool Sheeps Wool insulation Slabs

    Thermafleece Cosywool Sheeps Wool Insulation Slabs

    £45.00 - £80.00 Inc. VAT
    £37.50 - £66.67 Ex. VAT
    Discover the versatility of Thermafleece CosyWool Slabs, providing an excellent and rigid insulation solution for vertical applications like roofs and walls. With enhanced width and density, CosyWool Slabs offer stability, remaining upright in various...
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    £45.00 - £80.00 Inc. VAT
    £37.50 - £66.67 Ex. VAT
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  • Thermafleece Sheep's Wool Ultrawool Slabs

    Thermafleece Ultrawool Sheeps Wool Insulation Slabs

    £195.00 - £210.00 Inc. VAT
    £162.50 - £175.00 Ex. VAT
    If you want maximum thermal performance, mainly where the depth of insulation is restricted, then Thermafleece UltraWool slabs are the ideal choice. With a 31 kg/m3 density, Thermafleece UltraWool also offers exceptional acoustic insulation performance...
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    £195.00 - £210.00 Inc. VAT
    £162.50 - £175.00 Ex. VAT
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  • TrueWool Loft Insulation

    TrueWool Loft Insulation

    £36.00 - £54.00 Inc. VAT
    £30.00 - £45.00 Ex. VAT
    TRUEWOOL® is pioneering as the first wool-based insulation crafted exclusively from British sheep. The wool originates from Welsh Mountain sheep that graze in Wales, ensuring full traceability and origin integrity. The fleece, sourced through the...
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