Terms of Service

Acceptance of these terms

By using rightquantity.com, you agree to these Terms of Service. If you don't agree with them, please don't use the site. We may update these terms from time to time; continued use after a change means you accept the updated terms.

What this site is

rightquantity.com provides free, browser-based calculators for estimating materials on DIY and home improvement projects, for general informational and educational purposes. There's no account creation, no login, and no fee to use any calculator on this site. See our About page for more on how the site works.

No professional, engineering, or legal advice

Nothing on this site constitutes professional, structural engineering, or legal advice, and no calculator result should be treated as a substitute for a site visit, a licensed contractor's measurement, or your local building code and permitting requirements. Full detail on the assumptions and limitations behind each calculator is in our Disclaimer.

Acceptable use

You agree to use this site only for lawful purposes and not to interfere with its operation - for example, by attempting to disrupt the site, scraping it at a disruptive rate, or attempting to access any part of the underlying infrastructure without authorization.

Intellectual property

The site's design, code, and written content (including calculator copy, worked examples, and FAQs) belong to rightquantity.com unless otherwise noted. You're welcome to link to any page on this site. Please don't reproduce substantial portions of the site's content elsewhere without permission.

No warranty, limitation of liability

This site is provided "as is," without warranties of any kind, express or implied, including as to the accuracy or reliability of any calculator result. To the fullest extent permitted by law,rightquantity.com and its creators are not liable for any loss or damage - including property damage or wasted materials - arising from your use of, or reliance on, this site or any result it produces, the same position described in our Disclaimer.

Changes to the service

We may add, change, or remove calculators or features at any time without notice. We aim to keep the site free and available, but don't guarantee uninterrupted access.

Contact

Questions about these terms can be sent through our Contact page.