1. How to Use the PES_CPak UniStruct Steel Content Pack (Trial)

   1. Register the Script
      In Autodesk® AutoCAD® Plant 3D™, Run the command:

      PlantRegisterCustomScript

   2. Open the Support Catalog
      Navigate to:

      C:\AutoCAD Plant 3D 2026 Content\CPak Common

   3. Load the Pipe Support Spec

      • Open your Plant 3D project.

      • Launch the Spec Editor.

      • Open your project’s Pipe Support Spec.

   4. Add UniStrut Member

      • Locate the UniStrut Member in the catalog.

      • Add it to the Pipe Support Spec.

   5. Use from the Tool Palette

      • Open the Tool Palette in Plant 3D.

      • Place the UniStrut component into your 3D model.

   6. Restart Plant 3D
      After completing the steps above, restart AutoCAD Plant 3D to ensure all components load correctly.

Install:

Double-click on the downloaded installer file, and follow the instructions to install the app on the system.

Uninstallation notes:

To uninstall this content pack, please go to Control Panel => Programs and Features => select the "PES_Cpak UniStrut Steel Content Pack” => Uninstall.