(57) The window according to the invention consists of the window frame and casement,
whereas the window frame consists of the outer section (1) and inner section (2),
connected each other by thermal spacers (3), inside there are seated the shaped gaskets
(4 and 5) and touching them, and the outer shaped section (1) is a shell-type rectangle
(6), having on its longer side the clamping seats (7), whilst its opposite longer
side is extended at its one side with the wall (8) ended with the mounting slot (9),
and the other edge of the longer side (10) has the angle ridge (1), whereas the inner
shaped section (2) of the shell-type rectangular cross-section has at its edges the
angle ridges (11), and at its longer side the clamping seats (7), whereas the thermal
spacer (3) is composed of two parallel walls (12 and 12') connected each other by
the cross-pieces (13 and 13').
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