There are so many uses for shelf brackets! These are shelf brackets, repurposed to frame a window --- what a clever idea. You could do this to define and separate spaces in the same room, too. (Say an entryway and a dining room.
wrought iron shelf brackets (industrial look) (Handmade) 25cm £12.99 per bracket
Put a shelf over a window and use the shelf brackets to hold a curtain rod- genius and beautiful AND gives a completely finished off look. I like the idea of having a shelf over the window in the kitchen or bedroom.