Building materials (non-metallic); stone, granite, marble; artificial stone; stone for building; ceramic tiles and non-metallic tiles; non-metallic tiles for building; mosaics for building; non-metallic building panels; non-metallic claddings for building; non-metallic floor and wall tiles; parquet floorings; non-metallic floors; non-metallic paving slab; non-metallic wall slabs; non-metallic tiles for raised floorings and floating floors; non-metallic raised floors; non-metallic wall claddings for building; non-metallic wall tiles for building; paving blocks, not of metal; non-metallic roofing panels and tiles; non-metallic drain grates for outdoor bathtub and swimming pool areas; swimming pools (structures) not of metal and parts and fittings thereof; manhole covers, not of metal; drain pipes, not of metal; water pipes, not of metal; penstock pipes, not of metal; gratings, not of metal; swimming pool border, not of metal; mastics [mortar] and plaster