Stone wool insulation batts approved and certified by the BBA for fully filling masonry cavities in buildings up to 25 m in height.
Water repellent and rot proof insulation offering excellent thermal, acoustic and fire performance.
Rockwool Cavity Wall Batts are CE and Key marked in accordance with BS EN 13162.
Non-combustible, achieving a classification of A1 in accordance with BS EN 13501-1.
Rockwool is a ‘breathable’ material with a vapour resistivity similar to air (5.9 MNs/gm). Rockwool Cavity Wall Batts therefore reduce the risk of condensation and allow natural drying out of the wall construction.
1200mm length, 455 mm width suitable for wall ties spaced at 450mm vertical centres