Source google image: http://www.fenetre-acier.com/uploads/files/veranda-acier-et-rupture-de-pont-thermique-3-106.JPG-379.JPG
Veranda acier jansen
Source google image: http://www.fenetre-acier.com/uploads/files/veranda-acier-et-rupture-de-pont-thermique-3-106.JPG-379.JPG