100mm Isover Spacesaver Combi G3 Touch Loft Insulation (Roll 14.13m²) 100mm ISOVER G3 Touch Loft Insulation is a high performance, soft touch, recycled mineral wool insulation. The new and improved Spacesaver G3 touch mineral wool loft insulation is easy to install, softer and nicer to work with and has excellent recovery and strength. A mineral wool loft insulation roll for domestic attic floors. Rolls pre-perforated to 3 x 386cm and 2 x 580cm widths to fit between common joist spacings. Thermal Conductivity 0.044 W/mK Excellent acoustic performance Excellent fire safety - A1 fire rated Improves energy performance and reduces heating & cooling costs Made from recycled glass - minimal manufacturing and on-site wastage Vapour permeable breathable insulation Long product life - will not age Zero ODP (Ozone Depletion Potential) Zero GWP (Global Warming Potential)