RED Calc Free

v1.0, Legacy Tool

Summary: This tool allows you to calculate the annual electrical cost of operating a ventilation fan or any electrical device that is set up for continuous or intermittent use. See Tool Guide. Click on any input or result label for help. By using this tool (application) you agree to the Terms of Use.

This legacy tool is NOT optimized for mobile devices. Stay tuned for the mobile-optimized version 2.0.

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