To Convert One or More Surfaces to Solids
Click
Modify menu
>
3D Operations
>
Thicken
.
Select the surfaces you want to thicken. Press Enter.
Specify a thickness for the solid. Press Enter.
Related Concepts
About Converting Surfaces and Meshes to 3D Solids
Related Tasks
To Convert Objects With Thickness to Extruded Solids
To Convert Contiguous Surfaces That Enclose a Volume to a 3D Solid Object
To Convert a Mesh Object to a 3D Solid