SR/TB is a composite insulated panel of Xtratherm phenolic insulation core with a glass tissue facing bonded to 12.5mm tapered edge plasterboard for internal applications, fixed with proprietary adhesive bonding.The glass tissue facing of SR/TB incorporates an integral vapour control layer, which helps to reduce the risk of condensation. SR/TB is designed to provide high levels of thermal insulation and drylining in one operation, providing the solution of choice in newbuild and renovation. Whether building new or upgrading, due consideration towards the energy efficiency of your home can have many benefits, including reduced energy costs and improved living conditions.