Indicates if the Load is hosted or non-hosted. 
   Namespace:   Autodesk.Revit.DB.Structure  
  Assembly:   RevitAPI  (in RevitAPI.dll) Version: 16.0.0.0 (16.0.0.0) 
  Since:  2016 
Syntax
Remarks
 True is returned when load is hosted. False is returned load is non-hosted. To determine if load is hosted  HostElementId  property or  HostElement  property may also be used.