Abstract: The present invention provides a luminaire comprising a lamp housing having an upper surface and at least one opposed pair of lamp holders extending downwardly from opposing ends of said housing. The housing includes a plurality of apertures in the upper surface thereof to permit transmission of light therethrough and a reversible reflector capable of being secured to said housing in a plurality of positions having a plurality of apertures therein wherein in a first position the apertures in said reflector are aligned with the apertures in said housing to permit light transmission therethrough and wherein in a second position the apertures in said housing are covered by said reflector to prohibit light transmission therethrough.