Then follow these 2 steps.
Revit join roof tool.
Jaylord mirafuentes 3 867 views.
Select an edge of the roof that you want to join and then select the wall or roof to which you want to join the roof.
We are around the back side of the building now select this tool in the geometry tab called join unjoin roof.
Click the join dropdown menu and select switch join order.
Using shape editing tools.
It is possible to change the join order.
Select the second geometry to join to the first for example an edge of a floor.
To exit the tool click modify or press esc.
If you selected multiple join continue selecting other geometry to join to the first.
This is the easiest way to do it.
I believe this tools are not design for this purpose.
If necessary use the viewcube to spin the design to facilitate selecting the wall or roof edges.
This tool is located in the modify tab.
To create a dormer model required walls and additional roof.
Use the join geometry tool in the modify tab to join the walls together.
Then click the green tick to finalise it now we can begin the process to join roofs in revit.
9 join roofs add opening to create dormer.
Go back to the modify tab.
Select the first geometry to join for example a wall face.
Revit structure 2014 concrete join order duration.
Click modify tab geometry panel join unjoin roof.
Revit arch 2012 geometry 11 join unjoin roof duration.
You need to create the bay window roof separately.
The first wall you click using the tool has priority meaning the material layers inside the core boundary will go through the other wall.
You should end up with another roof like this we are going to join these roofs together.
Use join unjoin roof tool.