The Internal ceiling tree object provides context for additional options on the following pop-up menu:

• Layering – Used to view surface construction layers and physical and thermal properties in the Properties For: Internal ceiling: Layering dialog box. Physical and thermal properties displayed here are read only. You can, however, edit constructions using the options and controls on the Materials Manager dialog box

  The Properties For: Internal ceiling: Layering dialog box is a subset of the Properties dialog box.

  
  
  

• Rename – Used to rename the surface.

• Properties – Opens the Properties For: Internal ceiling dialog box where Internal floor properties can be viewed and modified.