| 摘要 |
A cover used in conjunction with a lightweight luminaire for a suspended ceiling to increase the fire rating of the luminaire. The fire-rated cover being made of the same or similar material as the fire-rated ceiling tile used in the suspended ceiling; thus, providing a fire rating for the covered luminaire that is equal to that of the rest of the ceiling system. In its simplest embodiment, the cover itself acts as the reflector of the luminaire.
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