Superglass Superwall 32, a BBA-approved, non-combustible glass mineral wool insulation, is an ideal solution for cavity walls in both residential and non-domestic construction. With a width of 455mm and a thermal conductivity of 0.032 W/mK, it offers efficient thermal performance and boasts fire-retardant properties. Made with up to 84% recycled glass, it's an eco-friendly choice that meets all construction height requirements per NHBC Standards, making it suitable for various building projects.