75mm Knauf Earthwool Rafter Roll (pallet of 24)

75mm Knauf Earthwool Rafter Roll is an unfaced, semi-rigid roll of glass mineral wool with extra high thermal performance, designed for friction fitting between rafters. Friction fitting allows rafter spacing to be completely filled, thus eliminating air gap. It is specifically designed for installation between rafters in warm roofs and loft conversions.

Between the rafters of pitched roofs of both new build and existing buildings, either as a single or double layer between rafters.

• Very high thermal performance
• Combines thermal and acoustic performance
• Lightweight
• Quick and easy installation
• Friction fitting allows rafter spacing to be completely filled, thus eliminating air gap
• Longer roll lengths
• Non-combustible inorganic glass wool,
• Odourless, rot proof, non-hygroscopic,
• Does not sustain vermin and will not encourage the growth of fungi, mould or bacteria,
• Free from CFCs, HCFCs or any other material with ozone depletion potential in its manufacture and content
• High Thermal Performance,
• Classified as Euroclass A1 to BS EN ISO 13501-1 on fire performance,
• Has excellent sound absorption characteristics,
• Allows water vapour to pass freely through it, thus allowing the construction element to breathe,
• Supplied in polythene packs.

• Non-combustible glass mineral wool, defined as mineral wool in BS 3533: 1981
• Manufactured in accordance with BSI Quality Assurance Standard BS EN ISO 9001: 2000, and Product Standard EN 13162.