As addressed in the 2011 edition of the NEC, a 2-ft by 2-ft or 4-ft by 4-ft lay-in type fluorescent luminaire installed in a suspended ceiling shall be supported by which of the following means?

Outlet boxes for luminaires can support a luminaire that weighs up to 50 lb, unless the box is listed for the luminaries’ actual weight [314.27(A)(2)]. If framing members of suspended-ceiling systems ...

EAST CLEVELAND, Ohio--(BUSINESS WIRE)--Commercial ceilings in need of a refresh now have the option to do so more beautifully and efficiently with GE’s Lumination™ BR Series LED Luminaire with ...