The number of optional glasses can be 2 or 3. The windows move horizontally, up and down. The system moves with the motor. Button and remote start can be given. Both are applicable. 8-10 mm tempered glass is used. It provides insulation thanks to 67 x 1500 bristle wicks in the aluminum case on the sides. A durable belt with a 3 mm x 25 mm inner rope is used that lifts the windows. It provides silent operation. There are 8 bearings in the side channels that allow the windows to move easily and take their space. The maximum dimensions are 4250 mm wide and 2600 mm high. 15 intermediates can be controlled with a single remote. You can stop the windows wherever you want. When the place is open, it acts as a glass railing since 3 glasses stand side by side. When the place is closed, it provides sound, heat and water insulation. It is safe. It also does not require a lock. You can leave it open as much as you want from the top to the bottom and let the space breathe without feeling the discomfort of the wind.