Construction Performance Guidelines
GYPSUM WALLBOARD CORNERS ARE UNEVEN
Gypsum wallboard corners shall appear generally even and uniform when viewed under normal lighting conditions from a normal viewing position.
One-Year - Work and Materials
Joints not meeting the condition shall be repaired.
Minor waviness may be more apparent in corners that are not right-angled and is acceptable. See Also: 3.1 WALL IS OUT OF PLUMB 3.2 WALL IS BOWED