... sound absorbing mineral wool ceilings 1.mineral wool fiber 2.sound absorbing wool 3.heat insulation sound absorbing mineral wool ceilings4.1 ... Class A) 3)light weight & high strengthb. ApplicationMineral wool ceilings are widely used in the suspended ceilings system of ... , school, bank, hospital, theatre, station, etc4.4 packagesMineral wool ceilings are packed in carton boxes, 7, 14 or 18 ...