Terms of use
Last updated October 2026.
By using 000345.com you agree to these terms.
Use of the tools
The calculators and guides are provided free for personal and professional planning. Results are estimates based on the inputs you provide and the assumptions stated on each page. You are responsible for verifying measurements, quantities and code requirements before buying materials or building.
No professional advice
Nothing on this site is engineering, architectural, legal or financial advice. See our disclaimer.
Contractor matching
000345 is not a contractor and does not perform, supervise or guarantee any work. Contractors are independent businesses. Any agreement for work is between you and the contractor. Check licences, insurance and references before hiring.
User submissions
When you submit content (contest entries, messages), you confirm you have the right to share it and grant us a non-exclusive licence to display it as described on the relevant page.
Acceptable use
Don't misuse the site: no scraping that burdens the service, no automated form submissions, no attempts to interfere with ads or security.
Intellectual property
See the trademark & copyright disclosure.
Liability
To the extent permitted by law, the site is provided "as is" and we are not liable for losses arising from its use, including errors in calculations or third-party contractor work.
Changes
We may update these terms; the date above shows the latest version.