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

What is the primary concern when installing a new roof membrane over an existing wet roof insulation?

The new membrane may not adhere properly to the old surface Trapped moisture will cause blistering, delamination, and premature failure The additional weight may exceed structural capacity Building codes prohibit overlay installation

Correct Answer:

Trapped moisture will cause blistering, delamination, and premature failure

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