Air Cooled Reflector-6 in. with Internal Cool Tube Air Cooled Reflector-6 in. with Internal Cool Tube (129709)6" Air cooled Reflector - Air-Cooled with a flange to attach your ducting directly to the reflector. Designed specifically for the horticulture industry. This high quality reflector can be used alone or in a line with many others. Connected by ducting to a sufficient fan this reflector will produce optimum results with cool... Note: Ballasts, Lamps / Tubes are available separately. — Ships separately from DL: Livermore, California USA....more info.