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Knauf Loft Roll 40 (Combi–cut) 150mm – 1140mm (2x570/3x380) x 7.5m (8.58m²)
Knauf Loft Roll 40 (Combi–cut) 150mm – 1140mm (2x570/3x380) x 7.5m (8.58m²)
SKU: 226803
Est. £39.88 - £39.88 + VAT
Product Description
Loft Roll 40 is a glass mineral wool roll, designed for insulating cold pitched roofs at ceiling level, with a thermal conductivity of 0.040 W/mK. It offers the best thermal performance in our Loft Roll range. Loft Roll 40 is non-combustible with the best possible Euroclass A1 reaction to fire classification, and is manufactured using our unique plant-based binder, ECOSE® Technology.
Key Features
- Cost-effective solution for cold lofts where the thickness of insulation is unrestricted.
- Available in combi-cut, ready-cut and uncut formats (Loft Roll 40 is only available in combi-cut format).
- Manufactured in long lengths and shorter lengths options (Loft Roll 40 is not available in short length).
- Holds a CCPI Verification Mark (certificate number 000600173/0627) for the entire product set.
Applications: Cold pitched roofs at ceiling level.
Product Specification
| Applications | Cold pitched roofs at ceiling level |
| Brand | Knauf |
| Length (m) | 7.53 |
| Length (mm) | 7530 |
| Material | Glass mineral wool |
| Range | Loft Roll 40 |
| Thickness (mm) | 150 |
| Width (mm) | 1140 |
| Durability | Odourless, rot proof, non-hygroscopic; does not sustain vermin; service life equivalent to the structure. |
| GTIN (EAN) | 5012061815795 |
| Manufacturer Product Page | Knauf Insulation Product Page |
| MPN | 2404166 |
| Pack Coverage (m²) | 8.584 |
| Pack Qty. (units) | 1 |
| Packs Per Pallet | 24 |
| Pallet Coverage (m²) | 206.02 |
| Thermal Resistance R Value (m²K/W) | 3.75 |
| Format | Roll |
| GWP A1–A3 (kgCO₂e/m²) | 1.3 |
| GWP A1–C4 (kgCO₂e/m²) | 1.72 |
| GWP A1–A3 (kgCO₂e/kg) | 0.75 |
| GWP A1–C4 (kgCO₂e/kg) | 1 |
| Handling & Storage | Store dry and flat; protect from sunlight; cover exposed areas during construction; discard damaged or wet product. |
| Reaction to Fire | Euroclass A1 |
| Roll Format | 2x570/3x380 |
| Selling Unit | Pack |
| Standards & Certifications | BS EN 13162:2012+A1:2015; ISO 50001:2018; ISO 14001:2015+A1:2024; ISO 45001:2023+A1; ISO 9001:2015+A1:2024; EUCEB; CCPI Verified |
| Sustainability | Manufactured with ECOSE® Technology; up to 80% recycled content; Declare ‘Red List Free’; BES6001(v4.0) ‘Very Good’. |
| Thermal Conductivity (W/mK) | 0.04 |
| Vapour Resistivity (MNs/g·m) | 5 |
| Availability | In Stock |