Isover Cavity Wall Slab (CWS) 36 is a glass mineral wool slab providing thermal performance in external masonry cavity walls. Manufactured with a water repellent binder, the strong, resilient and flexible slabs are 455mm wide to fit between standard wall tie spacing.
Euroclass A1 fire rating when classified to BS EN 13501-1
Helps to meet the requirements of UK thermal building regulations
Recycled content - Manufactured from up to 86% recycled glass.