ISOVER Cavity Wall Slab 34 Insulation 1200 x 455 x 150mm (3.28m2)

Quick and easy to install the ISOVER Cavity Wall Slab (CWS) 34 features strong, resilient, and flexible mineral wool slabs that are 455mm wide, to fit between standard wall tie spacing, saving you time and hassle on your project. Cavity Wall Slabs can be tightly butted together and the inner face will accommodate substrate irregularities to maximise the thermal performance. Made from up to 75% recycled glass, they offer exceptional thermal performance in external masonry cavity walls and even boast a thermal conductivity of 0.034 W/m.K. This helps to reduce heat loss within the building envelope and ultimately decreases energy costs. BBA certification - third-party verification that the product has been assessed for its defined application and is compliant with the relevant Building Regulations. It is manufactured from a non-combustible material and achieves Euroclass A1 Reaction to Fire classification.