Use this procedure to reference an element into multiple constructs.
This procedure is useful for updating a number of similar floor constructs in a building.

Referencing an element into a construct
| If you want to… | Then… | 
|---|---|
| attach the element as an external reference | select the construct, right-click, and click Set to Attach.  Note: If the Set to Attach command is unavailable, the element is already set to attach.  
  | 
| overlay the element as an external reference | select the construct, right-click, and click Set to Overlay.  Note: If the Set to Overlay command is unavailable, the element is already set to overlay.  
  | 
Elements are attached at 0, 0, 0.