Building materials(non-metallic) in particular Portland cement, silica cement, magnesia cement, natural stone, artificial stone, building blocks, building slabs and other building parts of aerated concrete or of standard concrete; gypsum or lime materials exclusively for architectural use or for structural use; mortars; material for fixing building parts; preparations for coating and insulating walls; dry mortar and concrete; loose levelling materials for floors; gypsum; burned limestone grits; basic lime; prefabricated buildings sets, prefabricated structures, prefabricated houses (non-metallic) and partly prefabricated houses (non-metallic); structural materials for outer walls; materials for floors; beams; building plates; plaster board, gypsum fiberboards, ceiling boards and non-metallic materials exclusively for structural use, including fiber as major or auxiliary constituents; road making materials; non-metallic gates, doors and windows; mouldings not of metal for cornices; erosion control fabric, matts, and sheeting (non-metallic)(geotextiles); non-metallic transportable buildings; pipes(not of metal); pitch; asphalt; bitumen; monuments not of metal; concrete; concrete building elements; building panels not of metal; building materials not of metal