Acoustic panel converts the detrimental sound to a positively tolerable level for the environment. Besides its standard characteristics, the excellent sound absorbtion figure of a single side perforated panel is Dla = 8dB and sound insulation figure is 34 dB. Perforated roof & wall panel solutions are adviced where sound insulation is essential for the building. Regarding the customer’s need both faces can be perforated. The thickness of the perforated face is technically adviced to be minimum 0,60 mm.