Thermafleece CosyWool Roll is versatile insulation rich in British sheeps wool and is the ideal choice if you are looking for all round performance and value for money. Thermafleece is made from 75% British Wool and 25% recycled polyester. Thermafleece CosyWool Roll’s convenient compressed form reduces transport impacts by more than 50% compared to other natural fibre insulation and makes it ideal for quick and easy installation. Once unpacked, it regains its original thickness to provide excellent thermal and acoustic performance.
Manufactured in Yorkshire using coarse coloured wool from hardy British hill sheep. Easy to install between and over joists and ideal for floors and lofts.
Key Information
| Thermal Conductivity | 0.039 W/m K | |
| Highly Breathable | Yes | |
| Vapour open | Yes | |
| Sound Absorption | NRC 1.05 @100 mm | |
| Made from British wool | Yes | |
| Made in the UK | Yes | |
| Contains recycled materials | 20% | |
| Recyclable | Yes | |
| Manufactured to ISO 9001 and 14001 | Yes | |
| Width (mm) | 300, 370, 400, 570 | |
| Thickness (mm) | 25, 50, 75, 100, 140, 150 |
Performance
| Carbon Footprint PAS 20250 (60 year life) | 0.64kg CO2e for R1 |
| Dimensional Stability to EN 1604 | Pass |
| Fire Classification | EuroClass E |
| Flammability & Smoulder Resistance (BS 5803-4) | Pass |
| GWP Cradle to Gate | 0.05kg CO2e for R1 |
| Manufactured to ISO 9001 & 14001 | Yes |
| Moth/Beetle Proofing: ISO 3998 | Pass |
| Mould Resistance: CUAP 2002-01-25 | Pass |
| Recoverability and Thickness (EN 823) | Pass |
| Recyclable | Yes |
| Recycled Content | 20% |
| Sound Reduction | Rw = 41dB |
| Specific Heat Capacity | 1800 Jkg-1K-1 |
| Thermal Conductivity | 0.035 Wm-1K-1 |
| Vapour Resistivity | 9 MN·s·g-1m-1 |
| Water Absorption (@100% RH) | 24% w/w |






