Exam (elaborations)
Practice Questions and Correct Answers for the CSLB C-39 Roofing Exam
- Course
- Institution
If there are two layers of no. 15 felt under asphalt shingles, the slope of the roof must be less than: 4:12 Snap the vertical layout line for tile: Perpendicular to the horizontal chalk lines How much does a roll of APP modified bitumen weigh? 100-120 lb When using a roof jack, how far should t...
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