Mitered Frame Cut List calculator.
Measure the long-point cut lengths for a rectangular surround with supplied visible face width.
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.
Assumes four 45-degree miters in a flat rectangular frame. Does not compute stock nesting, clamping or joint strength.
A worked example
Illustrative inputs only. Product properties and design dimensions are not recommendations for your project.
- Inside opening width
- 1 m
- Inside opening height
- 2 m
- Frame face width
- 0.1 m
- Identical frames
- 1
Combined long-point cut length: 6.8 m
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.
Assumes four 45-degree miters in a flat rectangular frame. Does not compute stock nesting, clamping or joint strength.
Method: dimensional arithmetic and user-supplied specifications. Software checks: 2026-10-04. Calculation and review policy.