Metal-glass structure for a front wall or a roof

In a metal-glass structure for a front wall or a roof, comprising a metal framework having flats covered with glass panels, said framework including a plurality of main frame sections at a building side, a plurality of crossbar frame sections extending transversely of said main frame sections, and a plurality of cover profiles screwed to said main and crossbar frame sections and extending over edges of said glass panels, said main frame sections, said crossbar frame sections and said cover profiles having anchoring grooves and sealing strips partially received in said anchoring grooves, respectively and supported on the edges of the glass panels, said main and crossbar frame sections each enclosing a hollow chamber and being provided with gutters for condensed water and grooves for percolating water, the improvement comprising each groove (32) for percolating water in each crossbar frame section (28) having a bottom wall (41) which extends up to an upper edge of a respective groove (19) for percolating water of an adjacent main frame section (16) and is supported against said upper edge, each main frame section having two longitudinal grooves being defined by outer profiled wall portions which form the anchoring grooves (25) for receiving first sealing strips (26), each crossbar frame section having at least two anchoring grooves (35) for receiving second sealing strips (36), said two anchoring grooves having the same height as that of said grooves (32) for percolating water, the height of said first sealing strips (26) being greater than that of said second sealing strips, said first and second sealing strips being supported against a common face of a respective glass panel, and said two anchoring grooves (35) for the sealing strips having bottom walls which in a region of overlapping are supported on walls of the anchoring grooves (25) of the adjacent main frame section.