GLASS FIBER WOVEN FABRIC COUPLED WITH A SPECIAL HONEYCOMB VEIL FOR SOUND ABSORPTION. THE USE OF ACUSTICA ON THE WALLS AND/OR CEILING REDUCES REVERBERATION AND ABSORBS ECHO, IMPROVING THE ACOUSTIC QUALITY OF THE ROOM. THE HIGH ABSORPTION CAPACITY OF THE WALL LAYER MAKES IT POSSIBLE TO SIGNIFICANTLY REDUCE NOISE COMING FROM OUTSIDE AND THE EMISSION OF NOISE FROM INSIDE. ACUSTICA, AS WELL AS HAVING SOUND ABSORBING CAPACITY, CAN ALSO CONTRIBUTE TO THE ENERGY SAVING.