Masonry Cavity Walls - Glass Mineral Wool

Superglass Superwall Cavity Batts are British Board of Agrément (BBA) approved, non-combustible glass mineral wool insulation cavity wall batts, manufactured with a water-repellent additive to resist moisture ingress. The flexible batts are supplied at 455mm wide to allow friction fitting between standard vertical wall tie spacings.

Superglass Superwall Cavity Batts are designed to provide thermal insulation in full or partial fill in new external masonry cavity walls, up to 25 metres in height for full fill and without restriction for partial fill in buildings of a domestic and non-domestic nature. Additional requirements apply for buildings above 12 metres in height for full fill and above 25 metres in height for partial fill, please refer to the product BBA certificate for more information.

The products are BBA approved for use in all UK exposure zones (subject to conditions detailed in the BBA Certificates).

Thermal Conductivity: Declared thermal conductivity (lambda (λ) value) of:

•    Superglass Superwall 32 Cavity Batt = 0.032W/mK
•    Superglass Superwall 34 Cavity Batt = 0.034W/mK
•    Superglass Superwall 36 Cavity Batt = 0.036W/mK

Fire Classification: Deemed non-combustible with a fire classification of Euroclass A1 (the highest possible rating) when tested to BS EN 13501-1:2018 Reaction to Fire.