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) DFC-1001AP: perforated DFC-1001A double-sided reflective aluminum foil insulation 2) DFR-1001AP: perforated DFR-1001A flame-retardant double-sided reflective aluminum foil insulation 3) Roll width: 1.25m 4) Roll length: 60, 120, 300, 500m Outer packing: 60m roll: plastic shrinking sleeve 120, 300, 500m rolls: kraft cardboard