Curtain Fabric Calculator

Curtains need 1.5–2.5× the track width for proper gathering. The tool multiplies, divides by standard fabric width, and adds 30 cm per drop

Quick answer: Curtains need 1.5–2.5× the track width for proper gathering. The tool multiplies, divides by standard fabric width, and adds 30 cm per drop for hems — Free, instant, private — runs entirely in your browser.

How to use

  1. Fill the fields above — results update as you type.
  2. Adjust any input to compare scenarios instantly.
  3. Nothing is uploaded; everything runs in your browser.

About this tool

Curtains need 1.5–2.5× the track width for proper gathering. The tool multiplies, divides by standard fabric width, and adds 30 cm per drop for hems — the exact calculation workrooms use.

FAQ

Curtain Fabric Calculator — is it really free?
Yes. No signup, no watermark, no hidden limit — the logic runs entirely in your browser and nothing is uploaded.
Does Curtain Fabric Calculator store my inputs?
No. Everything is computed on your device; closing the tab erases it all.

Rate this tool

Your rating stays in this browser (local storage) — nothing is sent to any server.