Non metallic building materials, namely, building stones, artificial stones and tiles; rigid pipes non metallic for building; asphalt, pitch and bitumen; non metallic transportable buildings; non metallic monuments

Building installation and maintenance services, namely, wainscotting laying; repair or maintenance of building equipment; construction, repair and maintenance of buildings; maintenance and repair of parts and fittings for buildings; application of coatings to buildings; application of coatings for the repair of surfaces of buildings; application of coatings for the repair of surfaces of buildings