- In the drawing area, select the fascia.
- Click Modify | Fascias tab
Roof Fascia panel
(Modify Mitering).
- On the Mitering panel, select a mitering option:
- Vertical
- Horizontal
- Perpendicular
- Click on the end face of the fascia to change the miter option.

Vertical miter

Horizontal miter

Perpendicular miter
- Press Esc to exit the Modify Mitering tool.
Roof fascias can miter between the eave and rake edges of a plumb-cut gable roof.