MN General Contractor Practice Questions - Minnesota General Contractor Exam

What is the Minnesota requirement for insulation in Climate Zone 7 (northern Minnesota)?

R-19 walls R-49 ceiling insulation and R-21 wall insulation minimum, with higher values required in some applications R-30 ceiling No specific requirement

Correct Answer:

R-49 ceiling insulation and R-21 wall insulation minimum, with higher values required in some applications

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