The "HOUSING, LIGHT HOOD RIGHT PRO-1/2/3" appears to be a component or part associated with a specific model or series of Napoleon grills, likely from the PRO Series 1, 2, or 3. This component appears to be related to the hood or lighting system of the grill. If you have a specific question or need assistance with this grill part or any other related information, please provide more details or let me know how I can assist you further.