Subtracting boundaries of walls and columns from a floor

[Einar_Raknes]

Hi!

Are you looking for something linke this?

Switch join order node

Here is an example that works with floors and columns: Floor.SwitchJoinOrderCutWithColumn.dyn (2.7 KB) [image] import clr clr.AddReference('RevitAPI') from Autodesk.Revit.DB import * from Autodesk.Revit.DB.Structure import * clr.AddReference('RevitAPIUI') from Autodesk.Revit.UI import * clr.AddReference('System') from System.Collections.Generic import List clr.AddReference('RevitNodes') import Revit clr.ImportExtensions(Revit.GeometryConversion) clr.ImportExtensions(Revit.Elements) clr.…