RED Calc Free

v1.0, Legacy Tool

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Summary: With the use of this tool and an infrared thermometer or camera, you can determine the R-value of an enclosed cavity. If the R-value is known you can also use this tool to determine the interior surface temperature given the exterior surface temperature, which can be useful for dew point considerations. 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.