The high-performance windows with the turn&tiltµ-ventilation opening for cold and half warm spaces such as winter gardens.
Sizes start from 480 X 480mm and go to 1500 X 1500mm. If needed larger sizes are possible with a limit guarantee meaning in practice the sash must be supported while opening.
Also only tilt ventilation allows the size to be considerably larger.
The fixed version sizes starting from 400 X 450mm to all the way 6m2 in colored frames and 8m2 in white frames.
In these cases please contact sales support directly with the contact form or directly by email.