This takes a list of Booleans (true and false values) as a mask input, and another list as the ‘list to filter’. It then outputs an in list (where the Boolean result was true), and an out list (where the Boolean result was false). This works most reliably with matching length input lists.

Use Floors to Make Named 3D Section Box View and Apply Template

Send a List of Floors to this Node, along with a desired Level and Comments value, and it will make a Section Box 3D view. You will also need to supply View Template Name and View Name Suffix as Strings. It can be used with List.Map as per below to create multiple views for different Comments values.