RI Roofing Contractor Practice Questions - Rhode Island Commercial Roofing Contractor Exam

What is the correct installation method for applying torch-down modified bitumen cap sheet?

Heat the substrate only, then roll the sheet into the melted area Heat the underside of the cap sheet while unrolling it, creating a visible bitumen flow at the leading edge Apply cold adhesive to the substrate and press the sheet into the adhesive Mechanically fasten the sheet with screws and plates every 12 inches

Correct Answer:

Heat the underside of the cap sheet while unrolling it, creating a visible bitumen flow at the leading edge

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