If you choose not to move the roof to a different level revit notifies you later if the roof is too low.
How to put a roof on a house in revit.
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Highlight the main roof on the building model and click to select it.
On the draw panel select a sketch or pick tool.
Whether you want a double gable roof with 6 pyramid shaped dormers or a simple gambrel roof the basics remain the same.
The pick roof wall edges tool is active so that you can pick the boundaries that compose the dormer opening.
Watch the status bar to be sure that you are highlighting the main roof.
Revit roof slope can seem complicated at first glance but by learning a few critical features you can create any roof shape you desire.
Get these project files and all advanced 1h courses.
Click architecture tabbuild panelroof drop down roof by footprint.
If you try to add a roof on the lowest level a dialog prompts you to move it to a higher level.
Place the cursor in the drawing area.
Https youtu be noznjnfia2u walls in revit.