Abstract: A luminaire housing (100, 200, 300, 400, 500) having an upper region and a lower region and a channel (110, 210, 310, 410, 415, 510), wherein the channel (110, 210, 310, 410, 415, 510) is connected to an air-exit opening (120, 220, 225, 320, 325, 420, 425) in the upper region and is connected to an air-entry opening (130, 230, 330, 430, 435, 530) in the lower region, and wherein the luminaire housing (100, 200, 300, 400, 500) also comprises an accommodating space for a lighting module (250, 550), which is arranged so that the lighting module (250, 550), in the installed state, is located on the channel (110, 210, 310, 410, 415, 510).