Edit MEP Selection Set (Command)
Use this command to edit multiple selected MEP elements - even if the selected elements have been created using a variety of MEP tools.
Note: MEP Equipment elements are not editable with this function.
1.Select any combination of MEP elements.
2.Use Edit > Element Settings > Edit MEP Selection Set (also available from the MEP Engineering toolbar).
The appearing dialog box has a separate panel for each MEP type (i.e. Ductwork, Pipework, Cabling.) On the relevant panel(s), change any of the settings. These changes affect all the selected elements of that type.