Izabella DIY Copper Pipe Curtain Rods [Obsessively careful instructions including, heaven forfend, painting them! I would polish these until they gleamed so bright they could be used as nightlights — 13-05-14]
The Easy Way To Hang Your Curtains - follow the diagram people. Draw a 2×2-inch in the bottom right corner. This is where you will line up the window edge. Then figure out how far out and up from your window corner you want the curtain rod holder bracket thingy . Don’t you worry. That IS the technical term. Mark the spot where they intersect. This is where the top of the thingy will sit.