Thermafleece Cosywool Sheeps Wool Insulation Slabs

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This item is typically produced on demand, and therefore, the delivery time is estimated to be 5-10 working days, irrespective of the chosen delivery option during checkout.

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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 settings, making them particularly convenient for confined spaces where manoeuvring rolled insulation may be challenging. Beyond the advantages of CosyWool Rolls, the slabs provide improved acoustic insulation, enhancing the overall performance.

Key Features:

Sustainability: Thermafleece CosyWool Slabs contributes to sustainability by reducing CO2 emissions significantly over its lifetime. The inclusion of wool aids in fixing carbon dioxide, aligning with efforts to reduce greenhouse gas levels.

Breathability: Insulating with breathable natural fibres ensures more stable humidity and moisture levels within buildings, promoting a healthier environment for the structure and its occupants.


  • Widths Available (mm): 390 or 590
  • Thicknesses Available (mm): 50, 75, 100, or 140
  • Thermal conductivity: 0.038 W/mK
  • Density: 22 kgm³
  • Ignition Point: >500°C
  • Sound absorption: NRC 1.05 @ 100mm
  • Sound reduction: Rw 40dB @ 75mm
  • Highly breathable
  • Made in the UK
  • Contains British Wool
  • Manufactured to ISO 9001 & 14001
  • Can be recycled.

Choose Thermafleece CosyWool Slabs for a reliable and effective insulation solution that offers stability in vertical applications, supports sustainability, and contributes to a healthier indoor environment.

This product will smell sheepy, which can become more apparent when near it. If you are sensitive to this, please consider another product. Given time to air any smell will dissipate.

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