ROCKWOOL ThermalRock Insulation Type: 1) 158892 ThermalRock S40 (1200 x 600 x 50mm) 40kg/m3 (8-pc/pack) 2) ThermalRock S60 (1200 x 600 x 50mm) 60kg/m3 (8-pc/pack) 3) 158744 ThermalRock B40 (7500 x 1200 x 50mm) 40kg/m3 (1-roll)
