Step 1. The app will install the content to CPak Common. "C:\AutoCAD Plant 3D 2025 Content\CPak ASME BPE fittings valves Python catalog - Metric". The app will automatically detect the latest version of your Autodesk® AutoCAD®  Plant 3D installed in "C:\". 

Step 2. Run AutoCAD Plant 3D and run the command "PLANTREGISTERCUSTOMSCRIPTS" to compile the scripts and restart the program.

Step 3. Create a new spec and add all components from catalog to the spec.

For more information, please check the help document in the installation folder

Catalog support folder exists in this location:

• Windows 7/8.1/10/11: C:\AutoCAD Plant 3D 2025 Content\CPak ASME BPE fittings valves Python catalog - Metric".

To uninstall this content pack, please go to Control Panel => Programs and Features => select the "ASME BPE fittings valves Python Catalog - Metric" => Uninstall