Loft Roll Insulation

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What Is Loft Roll Insulation? Known as loft insulation rolls, loft rolls or just insulation rolls, this product is supplied in long flexible rolls designed to be laid between and over ceiling joists to prevent heat loss. Loft Insulation Roll Types Mineral Wool & Glass Wool Loft Rolls The most widely used loft insulation roll type in the UK. Glass mineral wool is non-combustible (Euroclass A1) and delivers excellent thermal performance at an affordable price. Our range includes: Knauf Loft Roll 44 - the UK's leading glass mineral wool loft roll. Manufactured in the UK with ECOSE Technology, combi-cut for 400mm or 600mm joist spacings, available from 50mm to 200mm. 0.044 W/mK thermal conductivity. Superglass Multi Roll 44 - the same 0.044 W/mK thermal performance as Knauf at a lower price point. Multi-cut design fits standard and non-standard joist spacings. Available from 100mm to 200mm thicknesses. Eco & Natural Fibre Loft Insulation Rolls Choose a more sustainable insulation option without compromising performance. Our Thermafleece range offers itch-free, natural fibre alternatives to mineral wool, best for eco-conscious projects and loft conversions where comfortable handling matters. Thermafleece CosyWool - 75% British sheep's wool blended with recycled polyester. Naturally regulates humidity, absorbs moisture without losing thermal performance (0.039 W/mK), and is itch-free with no PPE required. Available in 50mm–150mm in 370mm and 570mm widths. Thermafleece SupaSoft - made from 100% recycled plastic bottles. Anti-bacterial, anti-mite and hypoallergenic. 0.040 W/mK thermal conductivity with good acoustic performance. Available in 50mm and 100mm. We are here to help every step of the way, from deciding how much loft insulation you need, to install guides and loft boarding Which Loft Insulation Roll Thickness Do I Need? The recommended total loft insulation depth in the UK is 270mm for mineral wool insulation. Most homes with some existing insulation typic