Try using architecture tab opening vertical.
Roof cutout revit.
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Use the vertical option when you want the opening to be perpendicular to a level.
After that you can click finish to execute the cut.
I am trying to cut opening in my roof which i created by modelling in place sweep for a horizontal dormer window with flat roof.
You may have to adjust its xyz location before finishing the mass which can be accomplished in plan or elevation.
Another method would be to edit the roof boundary line to get the appropriate cut.
It shows the roof being cut but when i delete the cuboid the roof seals back into.
Rfa rvt revit families systems skp sketchup dwg all other software.
Download manufacturer approved bim content for roofs.
Ideally in a floor plan view create model lines on the cut edge of the 2 roofs.
I created a cuboid window form intersecting the roof used cut geometry tool.
Use the by face option when you want the opening to be perpendicular to the selected face.
For a real dormer try the tool next to the vertical opening tool dormer and maybe read the help file on its use workflow thanks i ll try that.
Structure tab opening panel.
Select the roof to cut draw away.
Discover free revit bim objects for roofs.
See hd version of video tutorial here.
Generate revit roof in revit create a new mass and import the sat file from the previous step.
If you chose by face select a face in the floor ceiling or roof.
If you want to edit later hover mouse over opening tab then edit profile.