The steel Janisol Renovation Window, part of the Janisol Primo window system from Schüco, offers narrow sight lines of 82.5mm and a very narrow thermally insulated transom profile with a face width of just 15mm.

It’s L-shaped glazing bead adds another dimension of authenticity and aluminium sash bar profiles are available as add-ons for low-cost transom imitations.

Source

Glass Age