Which of the following is a common performance metric for insulation?

The R-value is a common performance metric for insulation, reflecting its ability to resist heat flow. Essentially, a higher R-value indicates better insulating effectiveness, meaning the material provides greater resistance to heat transfer. This is particularly important in applications where temperature regulation is a priority, as effective insulation minimizes energy costs and enhances comfort.

R-values are also beneficial for comparing different insulating materials; materials with higher R-values will be more effective in maintaining desired temperatures, whether for heating or cooling purposes. As such, choosing insulation based on R-value can lead to more energy-efficient buildings and structures, which is vital for sustainability and performance in construction practices.