Made from sustainable and environmentally friendly sheep’s wool, this recyclable loft insulation will provide your home with not just excellent thermal performance at an affordable price, but can also be used to achieve airborne sound reductions of Rw = 40dB. This makes Thermafleece CosyWool a perfect solution for keeping your home warm during the cooler months as well as minimising noise transfer between rooms.
This 9.91m² pack of 100mm thick CosyWool slabs are denser and more flexible than Thermafleece’s range of CosyWool rolls. Suitable for various applications, these slabs are ideal for insulating your loft, timber framed and solid walls, warm roofs, and all floor levels above DPC.
Features & Benefits: Thermafleece CosyWool Loft Insulation Slabs Sheeps Wool Insulation 100mm x 590mm – 9.91m2 Pack
- Manufactured from 75% British sheep’s wool and 25% recycled polyester
- Highly breathable and versatile
- Provides superb levels of acoustic and thermal performance
- 9.91m² coverage per pack and 14 slabs per pack
- A sustainable and recyclable insulation solution
- Can be used to achieve airborne sound reduction of Rw = 40dB
- May be used in conjunction with a vapour permeable underlay
- Slabs sized to create a greater level of friction, allowing it to fit tightly within your walls and roofs
- A harmless material that does not require the use of PPE
Made from a blend of 75% British sheep’s wool and 25% recycled polyester fibres, Thermafleece CosyWool actually outperforms alternative types of wool insulation that possess a higher percentage of wool.
Each slab is specifically sized to provide an extra tight friction fit in your walls and roofs during installation. Despite this, should you need to trim or cut your CosyWool slabs to size with a neat edge, you can do this easily with a sharp-bladed knife. If a clean finish is not crucial, you can also tear the slabs to ensure a quick and easy installation.
Standards & Certification
- Flammability & Smoulder Resistance (BS 5803-4): Pass
- Reaction to Fire (EN11925-2): Pass
- Fire Classification: Euroclass E
- Recoverability and Thickness (EN 823): Pass
- Dimensional Stability to EN 1604: Pass
- Mould Resistance: CUAP 2002-01-25: Pass
- Moth/Beetle Proofing: ISO 3998: Pass
Please note:
- Deliveries to the postcodes AB, IV, KW, PH, PA, HS, KA, ZE and to ROI/NI may incur additional delivery charges.















Reviews
There are no reviews yet.