150mm URSA 35 Cavity Wall Insulation Batt - 2.46m2/Pack

This 150mm URSA Cavity Wall Insulation Batt is made from lightweight, semi-rigid mineral wool and treated with a silicone-based repellent. It's fit for filling both fully and partially filled masonry cavities up to 25m high. Get 2.46m2 coverage per pack, with 0.61m2 per slab. It's 455mm wide, 1350mm long, and 150mm thick. Plus, it's A1 (BS EN 13501-1) rated for fire resistance and has a thermal conductivity of 0.035W/mK.