19 Non-metal building material, namely granulated foam glass material as light-weight aggregates for mortars, plasters and bricks; mortars, plasters and bricks; prefabricated non-metal buildings and non-metal parts of buildings, namely prefabricated basements and prefabricated garages; non-metal suspended ceiling systems comprising panels, non-metal wall panels, non-metal roll shutters, all the aforementioned goods completely or partly made from natural stone, artificial stone, concrete, pumice, wood and/or foam glass; porous concrete