Using the reference plane you can control the position of the extruded roof in relation to a level.
Revit 2018 modify extruded roof.
The work plane with which an extruded roof is associated.
Create a roof by extrusion creates a roof by extruding a profile that you sketch.
Creating roofs by extrusion in revit 2014 duration.
Modify a roof after creating a roof you can change its shape or overhang cut openings or align ridges.
To view the extrusion open a 3d view.
You can join roofs to other roofs or walls or unjoin them if they were previously joined.
If you want to change the position of the roof use the properties palette to edit the base level and offset properties to change the position.
To assign a solid extrusion to a subcategory under identity data for subcategory select a subcategory.
Create roof by extrusion by footprint and modify roof.
If not selected it means the roof is not part of a room boundary.
Create roof by extrusion by footprint and modify roof.
You can join a roof to the top face of another roof and the wall below that roof if you select the wall as the target.
Join roofs you can join roofs to other roofs or walls or unjoin them if they were previously joined.
Roof slope you can define the slope of a roof using.
Revit places a reference plane at the specified offset.
Sketch the profile of the roof as an open loop.
Click modify create extrusion tab mode panel finish edit mode.
This property is read only before creating a roof.
If selected it means the roof is part of a room boundary.
The wall must be attached to the target roof and the target roof must be a footprint roof.
To raise or lower the roof from the reference level specify a value for offset.
You cannot join a roof to more than one top face of another roof.
Edit the roof sketch double click the roof or select the roof and click modify roofs tabmode panel edit footprint or edit profile.
After creating a roof you can change its shape or overhang cut openings or align ridges.