AutoCAD 2008 User's Guide > Work with 3D Models > Create 3D Models > Create 3D Solids and Surfaces > Create Solids from Surfaces > 
Create Solids from Surfaces
Concept Procedure Quick Reference
 
 
 

To convert one or more surfaces to solids

  1. Click Modify menu 3D Operations Thicken.At the Command prompt, enter Thicken.
  2. Select the surfaces you want to thicken.
  3. Press ENTER.
  4. Specify a thickness for the solid.
  5. Press ENTER.
 Command entry: THICKEN
 Dashboard: 3D Make panel, Thicken Surface