Curtain Panel Calculator
Find curtain width and panel count.
Find fabric width and panel count for gathered curtains.
The math behind it
fabric width = rod width × fullness factor (2× = standard gather).
Worked example
60 in rod, 2× fullness → 120 in (3 panels).
FAQ
Fullness?
2× is standard; 2.5–3× gives a luxurious look.