Last Updated: November 2026
Important: The calculators and information provided on Engineering Calculator Hub are intended for educational and preliminary estimation purposes only. They are not a substitute for professional engineering judgment, design verification, or code-compliance review by a licensed professional.
General Disclaimer
Engineering Calculator Hub provides free online engineering calculators and related educational content. While we strive for accuracy in all calculations, the tools and information on this website are provided “as is” without any warranty or guarantee of accuracy, completeness, or fitness for a particular purpose.
Not Professional Engineering Advice
The results generated by our calculators should not be used as the sole basis for engineering decisions, construction, installation, or any activity that requires professional engineering judgment. Specifically:
- Our calculators are tools for estimation and learning, not certified design software.
- Results should always be verified by a licensed Professional Engineer (PE) or equivalent qualified professional in your jurisdiction before use in any real-world application.
- Local codes, amendments, and site-specific conditions may affect the applicability of any calculation.
Code References & Standards
Our calculators reference various engineering codes and standards (NEC, IEC, ASHRAE, ACI, AISC, AS/NZS, etc.). These references are for educational context only.
- Code editions are updated periodically; the edition referenced may not be the most current.
- Local jurisdictions may adopt amended versions of national codes.
- Always verify calculations against the edition adopted in your jurisdiction.
Limitation of Liability
To the maximum extent permitted by applicable law, Engineering Calculator Hub, its owners, contributors, and affiliates shall not be held liable for any direct, indirect, incidental, consequential, or special damages arising from:
- Use or reliance on any calculator result or information provided on this website.
- Errors, inaccuracies, or omissions in calculations or content.
- Any decision made or action taken based on the information provided.
- Loss of data, profits, or business opportunities.
Third-Party Links & Content
This website may contain links to third-party websites, standards organizations, or educational resources. We are not responsible for the content, accuracy, or privacy practices of external sites.
User Responsibility
By using this website, you acknowledge and agree that:
- You are responsible for verifying all calculation results before applying them.
- You will consult a qualified professional for any engineering design or safety-critical application.
- You use the calculators and information at your own risk.
Changes to This Disclaimer
We reserve the right to update or modify this disclaimer at any time. Changes are effective immediately upon posting.
Contact
If you have questions about this disclaimer, please contact us.