MS Residential Roofer Practice Questions - Mississippi Residential Roofer Contractor Examination Exam

What is the minimum roof slope on which IRC 2021 permits asphalt shingles?

1 unit vertical in 12 units horizontal (1:12) 2 units vertical in 12 units horizontal (2:12) 3 units vertical in 12 units horizontal (3:12) 4 units vertical in 12 units horizontal (4:12)

Correct Answer:

2 units vertical in 12 units horizontal (2:12)

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