Sewing & Upholstery
Curtain Fabric Calculator
Estimate curtain fabric length from window size, fullness, hems and panels.
Curtain fabric calculator
Estimate fabric length from window size, fullness, hems and panel count.
Common questions
Good to know
Is the Curtain Fabric free?+
Yes. This browser workspace is free to use without an account.
Can I share the result?+
Yes. The share panel creates a read-only snapshot. A PDF must first be uploaded with the explicit share-ready action.
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View all sewing & upholstery toolsPrivacy and quick tips +
This calculator runs in your browser. Inputs are not stored, and results should be verified before ordering materials, configuring equipment or changing technical settings.
- Use real measured inputs where possible.
- Treat outputs as planning estimates, not final professional specifications.
- Verify purchases, machining settings, filter sizes or material orders before acting.