SC Roofing Practice Questions - South Carolina Roofing Contractor Examination Exam

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During a recover survey, several polyiso boards are found saturated under a failing membrane. The correct action before installing a new roof is to:

Leave the wet boards in place and cover them with a new mechanically attached membrane so they can dry downward Remove the wet insulation and any deteriorated deck, and replace them with dry materials before the new roof is installed Perforate the wet boards and flood-coat them with hot asphalt to drive the moisture out Add a second layer of wet insulation to average the moisture content

Correct Answer:

Remove the wet insulation and any deteriorated deck, and replace them with dry materials before the new roof is installed

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