The products are available with raw plain, also with kraft, foil, or flame-rated FSK (Foil-Scrim-Kraft) foil facings. United Insulation Rolls are cost-effective thermal and acoustical barriers for the thermal insulation of roof and walls not only in residential timber framed building, but also in commercial steel framed buildings. They have the added benefit of being an effective sound absorber and so contribute to both the thermal and acoustic comfort of building occupants.