Privacy Policy

Last updated: July 5, 2026

At HVAC Calculation, we are committed to protecting your privacy. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our website and services.

By using our website, you agree to the collection and use of information in accordance with this policy.

Information We Collect

1. Information You Provide

We may collect information that you voluntarily provide when using our calculators, including:

  • Input values and parameters used in calculations
  • Contact information if you reach out to us
  • Feedback and comments

2. Automatically Collected Information

When you visit our website, we may automatically collect certain information, including:

  • Browser type and version
  • Operating system
  • IP address
  • Pages visited and time spent on pages
  • Referring website addresses

How We Use Your Information

We use the collected information for various purposes:

  • To provide and maintain our calculator services
  • To improve and optimize our website performance
  • To analyze usage patterns and trends
  • To respond to your inquiries and provide customer support
  • To detect, prevent, and address technical issues
  • To comply with legal obligations

Data Storage and Security

We implement appropriate technical and organizational measures to protect your personal information:

  • All calculations are performed locally in your browser when possible
  • We use industry-standard security protocols
  • We do not store your calculation inputs unless explicitly saved by you
  • We regularly review and update our security practices

However, no method of transmission over the Internet or electronic storage is 100% secure. While we strive to use commercially acceptable means to protect your information, we cannot guarantee absolute security.

Cookies and Tracking Technologies

We may use cookies and similar tracking technologies to track activity on our website and store certain information. Cookies are files with a small amount of data that may include an anonymous unique identifier.

You can instruct your browser to refuse all cookies or to indicate when a cookie is being sent. However, if you do not accept cookies, you may not be able to use some portions of our website.

Third-Party Services

Our website may contain links to third-party websites or services. We are not responsible for the privacy practices of these third parties. We encourage you to read the privacy policies of any third-party websites you visit.

We may use third-party analytics services to help us understand how our website is used. These services may collect information sent by your browser as part of a web page request.

Your Rights

Depending on your location, you may have certain rights regarding your personal information:

  • The right to access your personal information
  • The right to rectify inaccurate information
  • The right to request deletion of your information
  • The right to object to processing of your information
  • The right to data portability

Children's Privacy

Our services are not directed to individuals under the age of 13. We do not knowingly collect personal information from children under 13. If you become aware that a child has provided us with personal information, please contact us, and we will take steps to delete such information.

Changes to This Privacy Policy

We may update our Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Last updated" date. You are advised to review this Privacy Policy periodically for any changes.

Contact Us

If you have any questions about this Privacy Policy, please contact us: