Aluminum ventilation grill 447/225

rectangularacoustic

The new acoustic wall louvre type 447 is the perfect solution for applications where aesthetics, high airflow and good sound reduction are required. This louvre has a better physical free area than type 446 and also offers you a high level of sound reduction thanks to the integrated inorganic mineral wool. The acoustic blades are made of aluminium and have a blade pitch of 170mm. These blades are available in depths of 150 and 225mm respectively with blade type L.150 ACS.01 and L.150 ACL.01. Material • Aluminum profiles AlMgSi 0.5 (according to EN 12020-2) • Finish: satin or bronze anodised (20 micron) or powdercoated in any RAL colour (60-80-microns) • Stainless steel mesh 304 6x6mm