Building materials, including but not limited to, the following: wood pulp board for building; wall tiles, not made of metal; floor tiles, not made of metal; roof tiles, not made of metal; mosaics for building; concrete; cement; magnesia cement; asbestos cement; skirting board, not made of metal; asbestos mortar; mortar for building; plaster; cement slabs; linings, not of metal, for building; parquet floor boards; paving slabs, not of metal; roof flashings, not of metal; shingle; felt for building; building materials, not made of metal; ceilings, not made of metal; planks (wood for building); laths, not of metal; plywood; moldable wood (lining board); sawn timber; building timber; gypsum; fences, not of metal; gutter pipes, not of metal; concrete building elements; cladding, not for metal, for building; roof coverings, not metal; columns, not of metal; roofs, not made of metal; vaults, not of metal in international Class 19; excluding refractory and insulating materials in this class namely refractory bricks and blocks, castables, mouldables, ramming mixes and mortars