| 摘要 |
<p>The frame (1) has fixing devices (2) so as to fix it to a building structure (4). Stops and/or sealing joints are included for a door or window. The frame with fixing devices and stops, etc is in one piece and is of plastics material. The fixing devices work with adjusting devices (3) to position and secure in the structure. The structure can be welded from hollow profiled material of rectangular cross-section.</p> |
