FullCalculator

Window Treatment Calculator

Window Treatment

Calculate curtain width and rod length for windows.

Formula

Curtain Width = Window Width x Fullness Multiplier

Frequently Asked Questions

How wide should curtains be?
Curtains should be 1.5 to 2.5 times the window width for fullness.
How far above the window should a rod go?
Mount the rod 4 to 6 inches above the window frame.