[Class : 19] Building Materials, (Non Metallic); Bituminous Coating For Roofing, Roofing Tiles, Not Of Metal; Roofing, Not Of Metal, Incorporating Photovoltaic Cells, Roofing Materials; Adhesives Relating To The Preparation Of The Roofing. Materials, Not Of Metal, For Building And Construction; Asbestos Cement; Building Panels, Not Of Metal; Concrete Building Elements; Roofing, Not Of Metal Of Tiles, Slates, Other Coverings; Tiles, Not Of Metal, For Building; And Wall Claddings, Linings, Tiles, Not Of Metal, For Building, Building Panels, Not Of Metal, Ceiling Not Of Metal, Prefabricated Houses [Kits] Not Of Metal, Roofing, Not Of Metal, Slabs, Not Of Metals, For Building, Roofing, Not Of Metal, Incorporating Photovoltaic Cells.