Note:
This feature is only available for steel systems.
- Create a steel element with a door insertion.
- In the "Element" section, double-click the door insertion.
- In the next window, click "Locking box":

- In the next window, select two transoms for the locking box area:

- Click "OK".
- In the next window, select an add-on profile:

- Click "OK". The transoms and the add-on profile for the locking box are added to the position drawing:
