With a fixed upper sash, it uses a practical operating system that combines lifting as well as tilting of the lower sash. This tilting action ensures an easy cleaning of the outer side.
The sash window has a special twofold weatherstripping to combine efficient watertightness with easy use.
Also, its twin spring system keeps the sash safely in place when opened.
The BWS35 Sash window was developed for refurbishment of old buildings but it can also be used in new projects.
With a fixed upper sash, it uses a practical operating system that combines lifting as well as tilting of the lower sash. This tilting action ensures an easy cleaning of the outer side.
The sash window has a special twofold weatherstripping to combine efficient watertightness with easy use.
Also, its twin spring system keeps the sash safely in place when opened.