C39 Test 5 Study Questions and Correct Answers
4' = 1" A 1/4" scale refers to: 1/4" = 1" 1/4" = 4' 4' = 1" 4' = 1' lay 15-pound underlayment What should you do before you install metal valley flashing? extend the metal 24" beyond the eave lap the metal 8" over the lower piece lay 15-pound underlayment None of the above polystyrene board Which of the following types of insulation cannot be used in direct contact with BUR? sprayed insulation felt-back insulation foil-back insulation polystyrene board 7 How many 4-square rolls of #15 felt are needed to cover a 25-square roof?
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- C-39 Roofing Trade
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- C-39 Roofing Trade
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- July 25, 2024
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- 4 1 a 14 scale refers to
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c39 test 5 study questions and correct answers
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lay 15 pound underlayment what should you do befo