Balcony tilt-and-slide PSK four-leaf

HST four-leaf lift and slide door. Window leaf - a movable or immovable part. The movable leaf is attached to the frame with hinges, but fixed glazing is possible in two versions - fixed glazing in the frame or leaf. Fixed glazing otherwise FIX is a non-opening window without hinges and handles. There is a possibility of any configuration of HST type four-sash terrace windows.