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

Which gypsum product is the usual choice for a tightly curved wall or arch?

Two or more layers of 1/4-inch flexible board, or wetted 1/2-inch board bent to the handbook's minimum radius A single layer of 5/8-inch Type X forced cold around a tight radius 1-inch shaftliner scored every 24 inches Cement plaster brown coat with no lath

Correct Answer:

Two or more layers of 1/4-inch flexible board, or wetted 1/2-inch board bent to the handbook's minimum radius

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