Manufacturer Knauf

Rocksilk Universal Slabs are unfaced, rock mineral wool slabs, available in a range of densities from 33 to 200 kg/m3. The standard product is supplied unfaced, but slabs can also be manufactured with a factory applied foil or tissue facing and are also available with a water repellent additive.
Rocksilk Universal Slabs are used for a wide range of thermal and acoustic insulation applications in buildings, building services and industry.

