ORNL Whole Wall R-value Calculator

Select a wall technology by choosing from each of the following categories. After assigning a wall technology click the "Get My R-values" button to display the R-values for each of the wall's details. Clicking each of the detail's name will display a rendered picture of the detail.

Wall / Roof

Calculated R-value Information
Clear Wall R-value
Whole Wall R-value Percentage Difference
Distribution Of Wall Area