1.1 Information You Provide
We may collect the following information when you voluntarily provide it:
- Contact Information: Name, email address, company/school name when you contact us or request information
- Communication Data: Messages, feedback, and support requests you send us
- Account Information: Username, email, and preferences if you create a premium account (future feature)
- Professional Information: Role, industry, and engineering background when voluntarily provided
1.2 Automatically Collected Information
When you use our website, we may automatically collect:
- Usage Data: Pages visited, time spent, clicks, and tool usage patterns
- Technical Data: IP address, browser type, device information, operating system
- Performance Data: Page load times, errors, and site performance metrics
- Referral Data: How you found our website (search engines, direct links, etc.)
1.3 Tool Usage Data
Our HVAC calculation tools collect:
- Input Values: Numbers and parameters you enter into calculators (stored locally in your browser only)
- Calculation Results: Outputs generated by our tools (not stored on our servers)
- Tool Performance: Which tools are used most frequently for improvement purposes