-Ceiling cut-out: 6 5/8" -NON-IC galvanized steel frame housing -UL listed for feed through wiring and damp locations -6"Architectural Horzontal Fluorescent Housing-Ceilling cut-out: 6 5/8"-Non-IC galvanized steel frame housing-UL listed for feed through wiring and damp locations-Through branch wiring(4 in-4 out)-Thermoplastic socket for 1 or 2 horizontally mounted lamps-Electronic ballast 120V/ ...