Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Components (hierarchy name)
4. components (objects parts)
5. [components by specific context]
6. architectural elements
7. [structural elements and components for structural elements]
8. structural elements
9. enclosing structural elements
10. [walls and wall components]
11. walls
12. [walls by location or context]
13. exterior walls
14. [façades and façade components]
15. façades

Anotations

Scope note:

Refers to façades extending beyond, especially above, the dimensions of a building with the specific purpose of giving a more imposing appearance; for façades which exceed the height or width of buildings but not with that intention, use "screen façades."