Contact

Contact HVAC Tools Hub

Use the email address below when it is published. This static site intentionally does not use a contact form or a server-side database.

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Email contact

To enable email contact, replace the placeholder below with the site’s published contact address.

[replace-with-site-email@example.com]

Bug reports

Include the page URL, the steps that produced the issue, and the browser or device when relevant.

Calculation errors

Include the calculator name, inputs, expected result, observed result, and a source or formula where available.

Content corrections

Include the page URL, the specific statement to review, and a reliable supporting source.

General questions

Use the published email for non-urgent questions about the site’s tools, guides, references, or comparisons.

Safety and project decisions

Contact information is not a substitute for project-specific HVAC design, emergency assistance, or professional safety advice.