The E5ICATNB is a compact and efficient recessed optimized and listed for EISA compliant tungsten-halogen lamps, as well as Incandescent, CFL and LED integrated lamps. Housing is suitable for residential or light commercial applications. For installation in insulated ceilings and non-insulated ceilings with airtight code compliant construction. Use with a variety of trims and finishes to create different lighting effects or to match any decor. May be retrofit with compatible HALO LED lighting systems. The E5ICATNB can save installation time. It is designed without a socket plate for use with socket supporting trims only. With these trims there is no need to spend time removing the socket plate and the fixed lamp position of socket supporting trims saves on lamp adjustment time too.