Privacy

The calculators on this site run in your browser. The appliances and numbers you enter are not sent to us or stored on our servers.

We may use privacy-friendly analytics to count visits. If we add advertising or affiliate links in the future, this page will be updated to explain what is collected and how to opt out.

If you email us, your message and email address are forwarded to the site owner’s mailbox through an email forwarding service. They are used only to reply and to correct errors.