Child surfaces - flatten - HBZone - no closed brep

Hi,

I tried to create a HBZone from multiple (child-)surfaces without floors and ceiling. Even if I flatten the HBSurfaces, I don’t get any closed brep out from HBZones.

Thanks in advance,

D

multiple childs one zone.gh (481 KB)

Hi all,

problem solved, brep collection weren’t flattened…

D

multiple childs one zone.gh (481 KB)