... good acoustics, Nondirectional and Reliable performance Mineral Fiber Board( mineral fibre ceiling)1.Type: light density (280 ... , 600*600mm, 603*603mm,600*1200mm,595*1195mmThickness: 6,7,7.5, 8, 8.5, 9,10, ... is the modern public works and the high layer of the first important question of the building ... for different designs and color patterns, and even board side channeling forms.Inhale sound: it can ...