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Thermafleece UltraWool Insulation Slabs

SKU
ThermafleeceUltraWoolInsulationSlabs

Thermafleece UltraWool – High Density Sheep's Wool
Rich in British sheep’s wool - designed to give extra thermal performance where depth is limited and our highest level of acoustic performance


Why Insulate with Thermafleece UltraWool?
Insulating a property will significantly reduce the amount of energy lost from the building envelope, reducing energy consumption and carbon dioxide released to the atmosphere.

Sizes

• Thicknesses – 50, 70 & 90 mm
• Widths – 390 & 590 mm
• Slab Length – 1200 mm

Thermafleece UltraWool is a high density, highly efficient insulation made from 75% British sheep’s wool and 25% recycled polyester. UltraWool is the ideal choice if you are looking for maximum thermal performance when space is at a premium. What’s more, with a density of 31 kg/m3

Thermafleece UltraWool helps provide exceptional acoustic insulation performance in wall, floor and roof systems.


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.

Technical Info
Technical Info
  • Thermal Conductivity: 0.035 Wm-1K-1
  • Water Absorption (@100% RH): 24% w/w
  • Specific Heat Capacity: 1800 Jkg-1K-1
  • Mould Resistance - CUAP 2002-01-25: Pass
  • Moth/Beetle Proofing - ISO 3998: Pass
  • Vapour Resistivity: 9 MN·s·g–1m–1
  • BS 5803-4, Flammability & Smoulder Resistance: Pass
  • EN11925-2, Reaction to Fire: Pass
  • Fire Classification: EuroClass E
  • Recoverability and thickness, EN 823: Pass
  • Dimensional stability to EN 1604: Pass
  • Can be used to achieve airborne sound reduction of Rw = 41dB
  • GWP (A1-A3) inc. biogenic carbon: 0.11 kgCO2e for R1
  • Recycled Content: 20%
  • Recyclable: Yes

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