6" Horizon Super Nova Air Cooled Reflector (26" x 37") Grow Light Reflector Hood Measures 26" x 37" x 8", 6" diameter integrated fittings (flanges) on both ends Highest quality German reflective specular aluminum (95% Reflective), Excellent uniform light output Includes integrated light socket and 15' cord, Standard universal type cord connector Hinged tempered glass for easy bulb access, Completely sealed (Airtight) for maximum airflow over bulb Square design maximizes light for square or circular qrowing areas, Compatible with Magnetic and Digital Ballasts, Accepts all sizes MH and HPS bulbs