NV C-4E Drywall Practice Questions - Nevada C-4E Drywall Contractor Examination Exam

Why do most fire-resistance-rated gypsum designs call for paper tape rather than self-adhesive mesh?

Paper tape is the tensile reinforcement used in the tested joint treatment that IBC 2508.5 requires to be followed Mesh tape raises the flame-spread index of the board Paper tape is noncombustible and mesh tape is always combustible Mesh tape is prohibited by NAC 624.220

Correct Answer:

Paper tape is the tensile reinforcement used in the tested joint treatment that IBC 2508.5 requires to be followed

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