Knauf Insulating Laminates provide an efficient way to achieve instant energy savings while maximising room space. All Knauf Insulating Laminates offer simple solutions to meet the requirements of the Building Regulations for walls as well as room-in-roof situations for new build & refurbishment projects. CFC & HCFC-free extruded polystyrene bonded to 9.5mm Knauf Wallboard offers an enhanced thermal performance at a reduced thickness with the additional advantage of providing good vapour resistance. ideal to be used in refurbishment new build & warm roof situations where an enhanced level of thermal insulation is required.