A vertically pivoted window or terrace door opens with its sash pivoting around a vertical axis placed in the centre of the frame’s horizontal transverse pieces. It applies usually to large openings since it can uphold large weights.
A vertically pivoted window or terrace door opens with its sash pivoting around a vertical axis placed in the centre of the frame’s horizontal transverse pieces. It applies usually to large openings since it can uphold large weights.
