2000LV Lytecaster 3.75 Inch Low Voltage MR16 Non-IC Standard New Construction Frame-In Kit is made of 20 gauge galvanized steel and will accommodate existing ceilings up to 1 inch thick. Non-IC designation requires that insulation be kept a minimum of 3 inches away from housing. Includes magnetic low voltage transformer, removable from below. UL listed. Suitable for damp locations. 3 11/16 inch ceiling opening. 9 5/8 inch length x 7.5 inch width. Overall height dependent on selected trim option. Lamp type and wattage dependent on trim kit and frame-in kit combination per attached manufacturer spec sheet. A complete fixture consists of a trim kit and frame-in kit, sold separately. Dimmable with low voltage magnetic dimmer if used with a halogen MR16 lamp.