Grasshopper ELK

Hi Grasshopper Users! How would it be possible for me to extrude these flats to its correct 3D building height? I only was able to get up to here (note on the image)

Thank you in advance! :slight_smile:

Hi -

Are you sure that the OSM file contains building heights for those buildings?
At any rate, the following post shows how to either use available information (building height or number of levels) or use a random height when no such information is available: