Curtains come in common lengths like 63 84 and 96 inches.
Height to hang curtain rod.
To find the right curtain length measure from the floor to where you ll hang the rod usually 4 to 6 inches above the window frame.
If trying to determine the best height for shorter panels such as those found on cafe curtains measure from the bottom of the window sill to a pencil mark made 4 to 6 inches above the window frame.
Hanging the curtain panels with the rod and panel s dimensions figured out it s time to begin the process of hanging your new curtains.
Use these same rules when the windows are arched.
Interior designers note the bottom of your curtains should fall to the floor and you can even let them puddle a bit.
For grommet curtains you will need to take into account the placement of the grommet.
No matter what the ceiling height the minimum distance from the top of the window casing to the curtain rod is two inches.
Don t scrimp on length.
Hanging curtain rods high above the window frame adds height to the wall and works best with long panels or drapes.
This is particularly important to do if the room has low ceilings.
A rule of thumb from architectural digest is that curtains should be hung between 4 to 6 inches above the window frame so install your curtain rod accordingly.
When you hang the curtain rod high it will make the window appear taller.
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.