Rock wool is a very effective insulating material that is produced from natural rock. TN stone wool based thermal insulation has a number of technical and performance advantages created during the production stage. The rock wool plates are applied in the construction of houses, companies or factories, it is installed on facades, roofs, interior partitions, enclosures or false ceilings. Rock wool also serves as an insulator in machinery and industrial processes, such as in refrigerated areas and in blast furnaces. It is an excellent acoustic insulator and due to its fireproof properties it is totally safe and used as a firewall.