The rotary window MB-60 PIVOT is the modern construction for thermal and accoustic insulation for vertical and horizontal axis of rotation. These type of windows are designed to build up in the wall holes and to mount on the mullion and transom facade. The hinges guarantee the sash rotation from 0 to 180 degrees. They can be optionally equipped in the sash opening lock to the angle 10, 15 and 22 degrees.