XS_DRAWING_SHEET_HEIGHT
Category in Advanced options dialog: Drawing views
Use this advanced option to define the default height of a
drawing sheet. The default value is 800.
This advanced option is user specific and the setting is saved in options.bin under the user folder, for example, in C:\Users\<user>\AppData\Local\Trimble\Tekla Structures\<version>\UserSettings. Restart Tekla Structures to activate the new value.