Terms of Service

Last updated: 2026. By using BuildCalc you agree to the following.

1. Use of the calculators

The calculators are provided "as is" and free of charge. You may use them for any lawful personal purpose. You may not attempt to disrupt the service, scrape it at scale, or misrepresent its output as professional advice to others.

2. No construction or professional advice

BuildCalc provides general, educational information only. Nothing on this site is a substitute for advice from a licensed contractor, structural engineer, electrician, plumber or building inspector, and nothing here creates a professional relationship. Always consult a qualified professional, and check your local building codes, before carrying out structural, electrical or load-bearing work. See our disclaimer for details.

3. No warranty

We take care to use established formulas and to explain their limits, but we make no guarantee that any result is accurate or suitable for your circumstances. You are responsible for verifying any output before relying on it.

4. Limitation of liability

To the fullest extent permitted by law, BuildCalc is not liable for any loss or damage arising from the use of, or inability to use, these calculators or the information on this site.

5. Intellectual property

The content, design and code of this site are protected by copyright. You may not republish substantial portions without permission. Foundational formulas and public-domain information are, of course, free to use.

6. Changes

We may update these terms at any time. Continued use after changes constitutes acceptance.