Home Company Achievements Products Materials Support Contacts Trucks The window frames with opening hovering are the optimal solution to obtain large opening windows, with the particularity of a small footprint of the frame in the open position. Easily maneuverable, thanks to special hinges with a capacity of 300 kg, and integrated opening limiter. They can be made rectangular, vertical instead of horizontal, and oval or elliptical. STIL LEGNO srl - Via dei Lecci 147 55049 - Viareggio (LU) - VAT number 01469880460