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

What is the primary purpose of joint tape on gypsum board?

To reinforce the joint so the compound does not crack over the seam To replace fasteners along the tapered edge To waterproof the board core To increase the fire rating of regular board to Type X

Correct Answer:

To reinforce the joint so the compound does not crack over the seam

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