Earthwool Acoustic Roll 50mm (15.60m2)Item in Stock Delivery usually within 3 5 working days Product code: INS050AC For internal floors, separating floors, internal walls and plasterboard partitions Earthwool Acoustic Roll is a flexible glass mineral wool quilt which is lightweight, flexible, resilient and non combustible. Earthwool Acoustic Rolls are 1200mm wide and ready cut to produce three, 400mm wide rolls, or two, 600mm wide rolls and manufactured to a minimum density of 10Kg m3.