The index of the begin connector of the flow path
Namespace: Autodesk.Revit.DB.Plumbing
Assembly: RevitAPI (in RevitAPI.dll) Version: 2015.0.0.0 (2015.0.0.0)
Since: 2014
Namespace: Autodesk.Revit.DB.Plumbing
Assembly: RevitAPI (in RevitAPI.dll) Version: 2015.0.0.0 (2015.0.0.0)
Since: 2014