Whole-Wall R-value

R-value for the whole opaque assembly including all additional structural elements (such as double studs), and typical enclosure interface details, including wall/wall (corners), wall /roof, and wall/floor connections.

Related terms: R-value

Related resource: RR-0901: Thermal Metrics for High Performance Walls—The Limitations of R-Value; RR-1014: High-R Walls for the Pacifici Northwest—A Hygrothermal Analysis of Various Exterior Wall Systems, The Thermal Metric Project