Mineral Wool Ceiling Board 1.sound absorption 2.fire/moisture proof 3.size:(300~ ... x(12~20mm) 4.low density 1. Acoustic Mineral Wool Ceiling BoardProduct NameMineral Wool BoardColorwhite, or other colorsPtternsand blast, pineholes, little ... (300/600)*(600-2400)*(14-18)Edge typeAdhesive and Nails, Square, Tegular, Concealed, Shiplap, Linear ShiplapFunctionFireproof, Sound-absorbing, Sound-absorbing, ...