The sash is opened as it is turned by rotating around hinges. The easiest application for windows, but they bear the risk of causing troubles for larger dimensions.
Window Pattern Options
Cedar
Walnut
Golden Oak
Oak
Mahogany
Grey
Anthracite
Anteak
Aluminium Brush Effect
Winchester
Silver Brush Effect
Steel Blue
White
Macoré
Trompet
Dark Oak
Dark Green
Cream White
Eiche Rustical
Silver D (Silver Grey)
Ash
Smooth Antrasit