noun
- a rectangular light fixture that fits into a dropped ceiling grid, typically containing fluorescent or LED bulbs
Usage: technical; architecture
Examples
- The office ceiling was fitted with energy-efficient LED troffers.
- We need to replace the fluorescent tubes in the troffer above my desk.
- The architect specified 2×4 troffers for the conference room lighting.
- The maintenance crew installed new troffers throughout the building.
- Each troffer contains four LED bulbs for optimal illumination.
- The troffer’s diffuser panel helps distribute light evenly across the room.