Locating Roof Plane Intersections

When roof planes of differing slopes meet,they create a ridge, hip, or valley. While the Join Roof Planes edit button is normally used to move edges to make the planes meet, these edges can also be moved by placing snap points where the ridge, hip or valley should be. Once you know where the planes will meet, you can drag edges or corners to those points, joining the roof planes.

To find a roof plane intersection