Floor by outline Type and level

[Dimitar_Venkov]

Those columns generate additional loops and Revit can’t candle that at the moment. This old discussion will give you some more info on the issue:

Floor Openings, Floor by Multi Curve

Hi to all, Can someone help me about generating a floor with double curve or opening an opening(like shaft opening) I have a floor contour and inner core lines but can’t genarate a floor by these curves. It fails. [Capture]                               Its ends with generating two floors. Can some one help?

Spring nodes has nodes that generate floor openings or shafts, that might suit you.