The present invention refers to a window consisting of a window frame and a window wing the latter comprising a frame and a glazing which bears a static load, and where at least one seal being arranged between said window frame and said window wing. The characteristic of the invention lies in that the glazing of the window wing is held by means of a spacer in the outer side area thereof there is each time arranged a suitably U-shaped groove in which there is inserted a glass-panel.