Superglass Superwall 36 Cavity Wall Insulation Batt is a top-tier solution for enhancing the thermal efficiency of buildings. Manufactured to British Board of Agreement (BBA) standards, this non-combustible and water-repellent glass mineral wool insulation is ideal for both full-fill and partial-fill applications in external masonry cavity walls. With its impressive A1 fire rating and ecological credentials, including up to 84% recycled glass, it is perfect for structures up to 25m in height for full-fill and without height restrictions for partial-fill. Its easy installation process and compatibility with standard wall tie spacings make it a practical choice for builders aiming for minimal waste and maximum efficiency​​.