. Germany import interior reflector provides maximum reflectivity. . Durable electro-galvanized steel housing. . Air passes easily through both ends of the reflector directly over the lamps for maximum inline cooling. . 6 inch air cooling hole at both ends. . Socket assembly and 8.2 feet amp cord built into the reflector - no wiring required. . Study chrome wire hangers make for easy hanging. . Exhausted warm air can be used as a heat source during the winter months. . Eliminates excess heat problems. . Tempered glass is included with every Reflector. . Adjustable Socket with bracket makes any size of lamp to center. Fit any size of MH and HPS lamps (except BT-56). . Can be easily converted into air-cooled by attaching optional air-cooled fitting . Unit is louvered on both sides. . Size: 53.3x30x18cm 21x11.8x7.1 inch. . Weight: 4.55kg (9 pounds).