ISOVER CWS36 is a glass mineral wool slab supplied in 50-150mm thicknesses. The strong, resilient and flexible slabs are 455mm wide to fit between standard wall tie spacing.
It is designed to be installed during construction in the cavity between two masonry leaves in external walls. It is non-combustible and made of high-quality glass wool. The CWS36 is available in the following thicknesses:
75mm