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Terms of Use
Estimates only
Calculators and articles on BasementMath provide general cost estimates for planning. They are not quotes, bids, engineering opinions, or professional advice, and they do not replace an in-person inspection by a licensed contractor or structural engineer. Actual prices vary with site conditions, location, materials, and contractor.
No warranty
The site is provided “as is.” We work to keep information accurate and current but make no guarantee that it is complete, accurate, or suitable for any purpose. You use it at your own risk.
Limitation of liability
To the fullest extent allowed by law, BasementMath is not liable for any loss or damage arising from use of the site or reliance on its content.
Content
You may link to any page and share results for personal use. Do not copy the site’s content or calculators in bulk without permission.
Third-party links and ads
The site contains ads and links to other websites. We do not control and are not responsible for their content or practices.