You can use any.
How to create roof in revit.
In order to create your new roof construction assembly in revit select the previously modelled roof.
Add roof lines with a slope and an overhang defined.
2 activate slope to create a sloped roof.
4 generate revit roof in revit create a new mass and import the sat file from the previous step.
In the properties toolbar under type properties select duplicate.
3 modify each.
On the draw panel select a sketch or pick tool.
Under construction go to the edit menu as shown in the image below.
Create a roof by footprint display a floor plan view or a reflected ceiling plan view.
Want to create a flat roof.
Create model file select the surface or the extrusion use file export selected objects and select the sat file extension.
After completing the building shell and floor plan create a new level for the roof by changing to an elevation on the project browser clicking on the level button in the datum menu on the home ribbon and drawing the level at the appropriate height.
Attach interior walls to the roof.
If you try to add a roof on the lowest level.
Changing the slope angle if you see the symbol then the edge will be generated having slope.
Click on a roof and change the angle in the slope properties.
In the option bar make sure defines slope is.
See hd version of video tutorial here.
In the option bar make sure define slope.
3 modify properties to adjust.
You may have to adjust its xyz location before finishing the mass which can be accomplished in plan or elevation.
Want to create a sloped roof.
In the option bar make sure defines slope is.
Click architecture tabbuild panelroof drop down roof by footprint.
To do this method you need to select the roof and edit the roof footprint.
9 tips to understand revit roofs 1 remove slope to create flat roof.
Give your duplicate roof a suitable name descriptor.
2 modify properties to adjust roof slope.
Click edit footprint to enter the sketch mode.
8 tips to create sloped roofs in revit 1 check define slope to create a sloped roof.
Add a flat roof.