Like the name suggests, The Quantum Massive features a MASSIVE reflector zone constructed of top-grade, highly reflective AlumaBrite™ insert to cover an expansive grow area with powerful and consistent light distribution. It features integrated air-cool fittings for optimum cooling efficiency, low profile design with tight seal for maximum air movement, tempered hinged glass provides easy bulb access & cleaning, aerodynamic socket, 15 ft. foot lamp cord and a powder-coated rust-resistant steel body. Precision flanges, professional spring-loaded glass bezel, and sealed gaskets enable optimum airflow for maximum cooling. Wire Hangers are included. This MASSIVE reflector is truly built for MASSIVE yields. Features: • Integrated 8†Air-Cool Fittings for Optimum Cooling Efficiency • Low Profile Design With Tight Seal For Maximum Air Cooling • Tempered Hinged Glass Provides Easy Bulb Access & Cleaning • Highly Reflective AlumaBrite™ Insert • Aerodynamic Socket Provides Efficient Air Movement • Powder Coated Steel Construction • Wire Hangers Included • Supports 400w, 600w, & 1000w Bulbs