Abstract: A structural glazing system for obtaining continuous glazed facades, comprising a supporting structural framing including a plurality of uprights and transoms securable to the supporting structure of a building to be glazed, a plurality of panels, concealed support and mounting means arranged to secure each panel to the structural framing to form, in use, a mosaic of co-planar panels forming a continuous glazed facade, each panel being separated from the others by gaps, and a plurality of gap-covering slates designed to be removably secured to the structural framing and to provide uniformity and continuity in the panel mosaic.