Use it to extend the dormer roof to the main roof.
How to make different kinds of roofs revit.
There are a lot of different combinations that could hold the membrane in place like glue or nails gravel or rubber.
9 join roofs add opening to create dormer.
To embed this screencast choose a size.
In architecture tab select roof roof by footprint tool and choose desired roof type.
See hd version of video tutorial here.
Use pick walls tools and hover over a wall press tab to select all joined perimeter walls.
There may be other components added to make sure that the functionality of the membrane remains protected.
Get these project files and all advanced 1h courses.
Choose a relevant level for a bottom face of the roof.
To create a dormer model required walls and additional roof.
This tool is located in the modify tab.
Tutorial on roof construction modeling in revit.
Then follow these 2 steps.
Define roof parameters like overhangs slopes offset from level rafter cut.