Bounding Box issues

Still trying hard to learn, but here’s the issue I’m currently having.

OP here (Unfolded complication) that references this (Unfold Surface Not Working) – basically unfolding a simple Revit file which works well now, but everything is stacked and I cannot resolve what was described as a Bounding Box issue. Here’s the issue:

I appreciate any guidance on what seems to be a useful (and simple?) idea.

*.dyn for ref:
Dynamo Unfold v4.dyn (454.0 KB)