Perforated Facing for Acoustic Absorption Material Features:Suitable for improving sound absorption and controlling noise for music studios, theaters, music halls and karaoke rooms Specifications: 1) FSK-7160AP: perforated FSK-7160A foil scrim-kraft facing2) FSK-7160BP: perforated FSK-7160B foil scrim-kraft facing3) FSK-7160AP: perforated WPSK-4525A polypropylene scrim-kraft facing4) Roll width: 1.25m5) Roll length: 60, 120, 300, 500mOuter packing:60m roll: plastic shrinking sleeve120, 300, 500m rolls: kraft cardboard