Doors in Vectorworks allow you to create 2D and 3D versions of the door or…
Vectorworks Tip #089 – Doors – Door Opening
When you use a door as an Opening, you sometimes see thin lines on the edges of it. They are there to allow you to select the door (or window) and make changes.
To make the outline to be completely invisible, choose a class for the Interior Jamb–this is the class that controls that part of the door or window– then make that class invisible.