Don t scrimp on length.
Height to put curtain rod.
This is a traditional height though you can cheat an inch or so either way depending on the height of your ceiling and the length of your finished curtains.
For cathedral ceilings leave approximately four to six inches above the window trim as a guideline.
Make a mark about four inches above your window for mounting hardware.
For standard drapes that hang on either side of a window the typical height is halfway between the top of the window.
When you hang the curtain rod high it will make the window appear taller.
Use these tips to make sure you place your rods at the right height.
Assuming you re outfitting a living room or bedroom with average ceiling height 8 feet high an interior designer s rule of thumb would be to mount the curtain rod about a half foot above the top.