The acoustic panel serves the purpose of making the harmful sound positive for the environment and the inhabitants. In addition to its standard characteristics, the excellent sound absorption value of the single-sided perforated panel is DLa=8 dB and the sound insulation value is 34 dB. Perforated roof and facade panels are recommended as a solution in buildings where sound insulation is important. Internal and external sheet surfaces can be perforated upon request. The minimum sheet thickness of the surface to be perforated should be 0.60 mm.