Intersect Single-plane Roofs

You may need to adjust Single-plane roof panes to each other.

Beforeintersection.png 

To have these two roof planes intersect:

Select one of the Roofs on the Floor Plan, and Ctrl-click (Windows) or Cmd-click (Mac) the ridge line of the other.

IntersectRoof1.png 

Now select the other roof plane and Ctrl-click (Windows) or Cmd-click (Mac) the ridge line of the lower one.

IntersectRoof2.png 

The two faces have been adjusted to each other.

Intersection_result.png 

See also Cropping with a Remote Roof.