A plaster manhole in a ceiling is an access point with a removable panel for inspection or maintenance.
An L-box is a ceiling feature used to hide lighting fixtures and add visual depth.
Ceiling tiles are decorative panels used to cover and improve the appearance of ceilings.
A main tee for a ceiling is a horizontal framework element that supports and connects the suspended ceiling grid.
A cross tee for a ceiling connects main tees and supports ceiling tiles in suspended ceiling systems.
A wall angle is a corner piece used in suspended ceilings to neatly join the ceiling and wall.
Gypsum board for partition laminate is a finished drywall panel used in partition walls, offering a smooth surface.