NV C-17C Drywall Practice Questions - Nevada C-17C Drywall Contractor Examination Exam

In a tub or shower, IBC 2018 2509.2 requires the tile backer to be which of the following?

Foil-backed 5/8-inch Type X Gypsum plaster on gypsum lath A Table 2509.2 material: glass-mat gypsum backing, fiber-cement backer, or fiber-mat cementitious backer, installed to the manufacturer's instructions Regular 1/2-inch gypsum wallboard if it will be painted first

Correct Answer:

A Table 2509.2 material: glass-mat gypsum backing, fiber-cement backer, or fiber-mat cementitious backer, installed to the manufacturer's instructions

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