Step 1: Open Autodesk® AutoCAD® Plant 3D™ Spec Editor (run as administrator) and open the file “Fire Fighting Sprinklers Catalog.pcat”

Step 2: Add the component from Catalog to your current spec and start modeling.

Note:

- For the best experience, please use the pre-built spec file in the installation folder. 

- If you incur any errors, please check the common troubleshooting as described in the instruction file in the installation folder.

After installation the package is located in the path: “C:\AutoCAD Plant 3D 2025 Content\CPak Fire Fighting Sprinklers Catalog”

To uninstall this content pack, please go to Control Panel => Programs and Features => select the "Fire Fighting Sprinklers Catalog" => Uninstall