5 inch complete recess kit with housing and white baffle trim. For new construction or remodeling installations. Thermally protected housing. UL (Underwriter's Laboratories) listed for damp locations. Use where insulation is kept a minimum of 3 inches from housing. Ceiling opening 5-3/16 inches. Includes white step baffle trim with 5-3/4 inch outer diameter. Uses up to (1) 50 watt R20 bulb or PAR20 incandescent light bulb with medium base, not included. Can also be used with PAR20 LED (light emitting diode) or R20 CFL (compact fluorescent) bulb.