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FG Calculator

Terms of Use

Terms and limitations for using FG Calculator.

Last updated: October 12, 2026

Informational estimates

All calculator results are estimates provided for general planning purposes only. They are not professional engineering, architectural, construction, or purchasing advice. Material needs vary with site conditions, product specifications, local codes, and installation methods.

Verify before acting

Always check your dimensions, the stated formula assumptions, manufacturer specifications, and your supplier's guidance before ordering materials or making safety-critical or expensive decisions. When in doubt, consult a qualified professional.

Acceptable use

You agree not to misuse the site, attempt to disrupt its operation, or use its content in a way that violates applicable law.

Intellectual property

The site's design, text, diagrams, and calculator logic are the property of FG Calculator. You may use the calculators for personal and commercial project planning, but you may not copy or republish substantial portions of the site without permission.

Third-party links and services

The site may reference third-party products or services for context. We are not responsible for the content, accuracy, or practices of external sites.

Limitation of liability

The site is provided "as is" without warranties of any kind. To the maximum extent permitted by law, FG Calculator is not liable for any loss or damage arising from the use of, or reliance on, the calculators or content on this site.

Changes to these terms

We may update these terms from time to time. Continued use of the site after changes take effect constitutes acceptance of the updated terms.