Pregy SLA260/2M50 - 2 PS BA13 + 2 PS BA18 - MW/45 + 80 + 45

260 mm thick partition composed by 1 x 18 mm thick PregyPlac BA18 as inner layer and 1 x 12,5 mm thick PregyPlac BA13 as outer layer on each side, fixed to galvanized steel frame made of double row of 40-50-40 mm horizontal U tracks and 47-49-50 mm vertical C studs connected one to each other with Phoni acoustic brackets. Mineral wool 45 + 80 + 45 mm thick in the cavity. According to fire classification report, mineral glass wool 11 kg/m³ is permitted as insulation.