To Create a Plumbing System Definition

1. In the Plumbing workspace, click Manage tab Style & Display panel Style Manager drop-down Plumbing System Definitions .
2. Create the plumbing system definition using the left pane of Style Manager:

   To	Then
   create a new system definition	Right-click Plumbing System Definitions, and click New. Enter a name, and press Enter.
   copy an existing definition	Right-click an existing system definition, and click Copy. Right-click Plumbing System Definitions, and click Paste. Right-click the copied item, and click Rename. Enter a new name, and press Enter.

3. On the General tab, enter a name and description.
4. On the Defaults tab, specify the default fittings to use during layout.
5. On the remaining tabs, specify other properties pertaining to this system definition, and then click OK.
Tip: When defining a sanitary plumbing system that uses gray water or black water, you must define the system type as Waste on the Design Rules tab. Otherwise, the sizing calculator will not recognize the system as a sanitary system, and you will be unable to size the run.