IC2 W 6 Inch IC New Construction Housing allows higher wattage and better lamp image cut-off. Features an energy efficient sealed inner housing, double wall housing construction, and push-in electrical connectors for fast installation. IC designation allows for housing to be completely covered with insulation. Housing is vertically adjustable to accommodate up to a 1 inch ceiling. The energy efficient housing features an Air-Loc installation (gasket sold separately) to stop infiltration and exfiltration of air, reducing heating and air-cooling costs. Trims shown with Air-Loc symbol do not require a gasket. Lamp type and wattage dependent on housing/trim combination (see attached manufacturer specification). UL listed for through-branch wiring and damp locations. 17.4 inch length x 9.6 inch width x 7.5 inch height. A complete fixture requires a housing and trim, sold separately.