37 dB
ACOUSTIC ISOLATION
According to test laboratory
Mobile partition RollingWall H88 MT of nominal thickness 88 mm with hidden profiling formed by supporting structure based on aluminum profiles of 68 mm width, covered on both sides with a sandwich formed by double 10 mm board and MAD2 of 1 kg / m² placed between boards. Air chamber filled with mineral fiber panels 40 mm thick and 40 kg / m² density.