Balcony tilt-and-slide PSK four-leaf
![Four-leaf windows window-types hst-lift-and-slide-patio-doors four-leaf](https://www.feneste.com/wp-content/uploads/4.6.1.3.webp)
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.