Topguided windows are a simple, elegant and user-friendly design. Opening is controlled by tracks and slides, with the handle located at the bottom of the sash.
As the window opens, the top of the sash slides downwards as the bottom opens outwards. Adjustable friction ironmongery allows multiple opening positions.
|Rationel FORMAPLUS||Rationel FORMA||Rationel AURAPLUS||Rationel AURA|
|Min. width||358 mm||358 mm||358 mm||358 mm|
|Min. height||383 mm||383 mm||383 mm||383 mm|
|Max. width||1798 mm||1798 mm||1798 mm||1798 mm|
|Max. height||1598 mm||1598 mm||1598 mm||1598 mm|
Max width and height are subject to glass weight and spec.