11 Apparatus and installation for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes; Solar energy powered heating installations; Solar energy powered heating apparatus; Solar heating installations; Solar energy thermal storage instruments for heating; Solar energy powered heating installations; Solar energy powered heating apparatus; Solar powered lamps; Solar powered torches; Solar powered lamps; Solar powered ventilation apparatus; Solar energy powered heating installations; Solar energy powered heating apparatus; Solar cell lighting apparatus; Roofing, not of metal, incorporating solar cells