Index: src/Plugins/Wti/Wti.Plugin/WtiGuiPlugin.cs
===================================================================
diff -u -r91692bb0416bdff85f51b10a3c151d67721d9319 -r25ea8e7a3358ccf418ac651c2ac1dd7fc4ee8bed
--- src/Plugins/Wti/Wti.Plugin/WtiGuiPlugin.cs	(.../WtiGuiPlugin.cs)	(revision 91692bb0416bdff85f51b10a3c151d67721d9319)
+++ src/Plugins/Wti/Wti.Plugin/WtiGuiPlugin.cs	(.../WtiGuiPlugin.cs)	(revision 25ea8e7a3358ccf418ac651c2ac1dd7fc4ee8bed)
@@ -52,12 +52,14 @@
         {
             yield return new PropertyInfo{ ObjectType = typeof(WtiProject), PropertyType = typeof(WtiProjectProperties)};
             yield return new PropertyInfo{ ObjectType = typeof(PipingData), PropertyType = typeof(PipingDataProperties)};
+            yield return new PropertyInfo{ ObjectType = typeof(PipingOuput), PropertyType = typeof(PipingOutputProperties)};
         }
 
         public override IEnumerable<ITreeNodePresenter> GetProjectTreeViewNodePresenters()
         {
             yield return new WtiProjectNodePresenter();
             yield return new PipingDataNodeController().NodePresenter;
+            yield return new PipingOutputNodePresenter();
         }
 
         public override IRibbonCommandHandler RibbonCommandHandler