Terms of use

Last updated: October 2026

Estimates, not specifications

Every result on this site is a planning estimate derived from published product yields and user inputs. It is not a specification, a structural calculation or professional advice. Verify quantities with your supplier before ordering.

No warranty

The site is provided “as is”, without warranty of any kind, express or implied, including fitness for a particular purpose. You assume the risk of relying on any result.

Limitation of liability

To the maximum extent permitted by law, BuildCalc is not liable for material overages, shortages, project delays, property damage or any indirect or consequential loss arising from use of the site.

Affiliate disclosure

BuildCalc participates in the Amazon Associates program and may participate in other affiliate programs. Links may earn a commission on qualifying purchases at no additional cost to you.

Intellectual property

Text, layout and calculator logic are the property of BuildCalc. You may link to any page and quote short excerpts with attribution.