The window slit 18 is distinctly different from the others.
For its design are used moldings and Cornices with modils, which provides a separate indiadual style of the window, does not require additional decor.
This window can be used both on the ground floor and on the other.
The only thing to consider is that the borders of the patterns are very clear, so it is not recommended and use such a window solution on the walls adorned with rows to the entire wall, otherwise it will add a kind of defectively chess. Nevertheless, it is desirable to preserve the style, and therefore other elements of the building are also desirable to decorate with stucco products with clear faces.