The table below outlines the required minimum R-values for metal buildings.

**Table 2:** Required minimum R-values for metal buildings with R-5 thermal blocks

Below is a table detailing the required minimum R-values for attics and other roof construction configurations.

**Table 3:** Required minimum R-values for attic and other roof construction configurations(excluding ventilated attics, roofs over semi-heated spaces or roofs over conditioned spaces that are not cooled spaces)