140mm Thermafleece CosyWool Slab (390mm wide)
Product Code:
7.02 m²
Estimated Delivery:
3 - 5 working days
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£173.50 173.50
£144.58 ex. VAT
£24.72 per m²

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Thermafleece CosyWool slab is a versatile insulation rich in British sheep's wool. A great choice for insulating walls and roofs. Research shows that using 75% wool in combination with recycled fibres outperforms alternative products with a higher percentage of wool. Our wool rich blend ensures you get the full benefit of sheep’s wool with enhanced performance, breathability, durability and sustainability.

Key points :

Key Points

  • Contain British Wool.
  • Can Be Recycled.
  • Highly Breathable.
  • Non-harmless. Can be installed without gloves or protective clothing(dust mask is recommended).
Specification :


  • Thickness: 140mm
  • Width: 390mm
  • Length: 120mm
  • Pack Coverage: 7.02 m²
  • Quantity Per Pack: 15 
  • Density: 22 kgm³
  • Thermal Conductivity:  0.038 W/mK
  • R-Value: 2.63 m²K/W
  • Fire Rating: Passes - BS 5803-4


  • Roofs – Loft & warm roof
  • Walls – Timber frame & solid (internal)
  • Floors – All levels above DPC
  • Acoustic – Walls, floors & roofs


  • ISO9001 - Quality Management System.
  • ISO14001 - Environmental Management.
Datasheets & Documents.