25mm Knauf Acoustic Roll (APR) (4x600mm 26.64 m² roll) is a 25mm flexible glass mineral wool quilt which is Suitable for sound reduction solutions within partition wall and floor constructions. Acoustic roll is lightweight, flexible, resilient and non-combustible. Knauf Acoustic Rolls are 1200 mm wide and ready-cut to produce three, 400 mm wide rolls and manufactured to a minimum density of 10kg/m3. Knauf Acoustic Roll Glass Mineral EarthWool Insulation 25x4x600mm - 26.64m2 rolls
