Terms and Conditions
Last updated: October 29, 2026Use the site and the calculators freely for your own projects. Please do not copy it in bulk, misuse it or treat results as professional advice.
These Terms and Conditions govern your use of the Backyard Calculators website and every calculator, guide and page on it. By using the site you agree to these terms. If you do not agree, please stop using the site.
Who can use the site
You must be old enough to form a binding agreement where you live, or have a parent or guardian who agrees on your behalf. You are responsible for how you use the site.
Permitted use
You may use the calculators and content for personal and professional planning. You agree not to:
- copy, scrape or download the site in bulk with automated tools;
- try to break, overload or gain unauthorised access to the site or its systems;
- upload harmful code or send spam through our forms;
- use the site for anything unlawful or to harm others;
- present our content or tools as your own work.
Calculator results
Results are estimates based on the inputs you provide. They are not a guarantee of the amount of material, the cost, the safety or the structural suitability of any project. Please read our Disclaimer before you rely on a result.
Intellectual property
The text, design, logo, graphics, formulas as presented and calculator tools on this website belong to Backyard Calculators and are protected by copyright and other laws. You may link to our pages and quote short extracts with a clear link back to the source. You may not republish, sell or reproduce our content or tools without our written permission.
Messages and feedback
If you send us feedback, ideas or suggestions, you allow us to use them to improve the site without owing you payment or credit. Please do not send confidential or sensitive information through the contact form.
Third party links and ads
The site may show ads and link to third party websites for your convenience. We do not endorse them, and we are not responsible for their content, products or services. Dealing with them is between you and them.
Availability of the site
We try to keep the site available, but we do not promise it will always be free of interruptions, errors or delays. We may change, pause or remove any part of the site or any calculator at any time.
Disclaimer of warranties
The site and its tools are provided as is and as available, without warranties of any kind, whether express or implied, including fitness for a particular purpose and accuracy.
Limitation of liability
To the fullest extent allowed by law, Backyard Calculators and its owners are not liable for any direct, indirect, incidental or consequential loss, damage, injury or cost that arises from your use of the site, from relying on a result or from content on a linked website.
Indemnity
You agree to protect Backyard Calculators from claims that arise from your misuse of the site or your breach of these terms.
Termination
We may restrict or end your access to the site at any time if you break these terms.
Changes to these terms
We may update these terms and the site from time to time. The date at the top shows the latest version. Continued use after a change means you accept the updated terms.
Governing law
These terms are governed by the laws that apply in the country where the website owner is based, and disputes will be handled in the courts of that country, unless your local consumer law says otherwise.
Contact
Questions about these terms? Email backyardcalculators@gmail.com or use the contact page. See also our Privacy Policy.
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