Terms of Use

Use the results as estimates for planning and learning. Verify dimensions and applicable requirements independently. The tool is provided without a guarantee of suitability for a particular project.

Using the tool

Use the calculator for lawful informational purposes. Check inputs, units, and results before relying on them.

Availability and changes

The tool and its content may be changed or interrupted. External services, if enabled, have their own terms.

Respect applicable rights in the site content and any third-party material. We cannot guarantee uninterrupted access or that a calculation suits a particular project. These terms may change as the service changes.