Curtain Fabric Cut Order calculator.
Plan full fabric widths and repeat-aligned curtain drops from your own specification.
Your inputs
Use measurements from your plan and properties from your chosen product. Any prefilled values are illustrative.
A clear estimate starts here.
Enter your dimensions and product details to see the quantity and purchase breakdown.
Formula and assumptions
How this calculation works.
Rounds the number of fabric widths per window before multiplying by cut length. Fullness, hems and product pattern repeat are supplied rather than recommended.
A worked example
Illustrative inputs only. Product properties and design dimensions are not recommendations for your project.
- Measured rod coverage width
- 2 m
- Specified fullness factor
- 2
- Usable fabric width
- 1.5 m
- Specified finished drop
- 2 m
- Total top and bottom allowances
- 0.2 m
- Specified vertical pattern repeat
- 0.3 m
- Identical windows
- 2
Fabric purchase length: 14.4 m
Usable width must already account for seams and side hems. Pair division, pattern placement and matching between windows are not optimised.
Before you purchase
Use dimensions from your plan and properties from your chosen product. Any design spacing, section or fixing pattern must already be specified.
Rounds the number of fabric widths per window before multiplying by cut length. Fullness, hems and product pattern repeat are supplied rather than recommended.
Dimensions, quantities, prices, timing and product properties are supplied by you. This tool does not select construction specifications or assess structural, electrical or hydraulic suitability.
Method: dimensional arithmetic and user-supplied specifications. Software checks: 2026-10-04. Calculation and review policy.