Faces as lines with SVGRenderer

Hi, I’m importing an .obj with the OBJLoader ad rendering with SVGRenderer to get the desired wireframe effect…

Very much following along from the fox model in this example:

The author here states you can’t get around faces being rendered as triangles… I just wondered if anyone may know of a hack/workaround/alternative method to achieving boxes not triangles?

I’ve got overdraw set to 0.