As a sustainable and recyclable insulation solution for your roofs and walls, these Thermafleece CosyWool Loft Insulation Slabs are manufactured from 75% British sheep’s wool and 25% recycled polyester. Highly breathable and versatile, they are rich in sheep’s wool and are the ideal choice if you are looking for all-around performance and value for money.
These slabs are sized to create a greater level of friction, allowing them to fit tightly within your walls and roofs and provide superb levels of acoustic and thermal performance.
Features & Benefits: Thermafleece CosyWool Loft Insulation Slabs Sheeps Wool Insulation 75mm x 390mm – 12.64m2 Pack
- Manufactured from 75% British sheep’s wool and 25% recycled polyester
- 12.64m² coverage per pack and 27 slabs per pack
- Provides superb levels of acoustic and thermal performance
- A sustainable and recyclable insulation solution
- Highly breathable and versatile
- May be used in conjunction with a vapour permeable underlay
- Can be safely and easily torn apart
- 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
Thermafleece CosyWool’s convenient compressed form reduces transport impacts by more than 50% compared to other natural insulation and makes it perfect for quick and easy installation. Once unpacked, it regains its original thickness to provide excellent thermal and acoustic performance.
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.

















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