This Knauf Insulation Loft Rolls Glass Mineral Wool rolls, designed for use in cold lofts where pitched roofs are insulated at ceiling level. They are non-combustible with the best possible Euroclass A1 reaction to fire classification, and are manufactured using Knauf Insulation’s unique bio-based binder, ECOSE® Technology.

Key Features

• Available Combi-cut, Ready-cut and uncut formats giving a wide range of choice to suit specific install requirements
• Combi-cut products are supplied partially perforated, providing the flexibility to be used between joists or used uncut as a full-width roll as a top-up layer, maximising on-site efficiency
• Manufactured in two different options; long lengths to allow quick and simple installation maximising efficiency, and shorter lengths for ease of handling on-site
• Compression packed and lightweight for easy handling and moving around a site

Technical Information

• Thickness: 150mm
• Length: 6450mm
• Width: 1140mm (2x570/3x380)
• Area per pack: 7.353m²

Approvals

• Classification: Euroclass A1 to BS EN 13501-1
• Thermal conductivity: 0.040 and 0.044 W/mK
• Water vapour resistivity: 5.00MNs/g.m.

Explore our guide page for answers to questions like how thick should loft insulation be?