CHAMELEONChameleon is a plugin for both Grasshopper and Revit with a focus on interoperability, simulation, and efficient practice workflows. Chameleon’s main advantage is its ability to facilitate easy transfer of geometric data between Grasshopper and Autodesk Revit, but also includes other valuable tools to make life easier, both in Grasshopper and Revit.See More
"Surface Split is in general highly unreliable (not to mention slow.) In this case, I would use Region Difference to subtract the intersection curves from the original planar member curves. You'll have to close the intersection curves that are…"