A bright, beautiful downlight adds distinction to the interior of any houseboat, and worthy of a closer look is the adjustable ceiling illumination options from SalVinCo. Now equipped with energy-efficient LED bulbs providing 20 percent more brightness, SalVinCo Comet ceiling lights are available in both surface- and recess-mounted versions.

All Comet ceiling lights feature a tilting swivel that offers complete adjustability, making them ideal for a variety of lighting needs. The Comet S Adjustable Surface Mount Ceiling Light operates with a side-mounted rocker switch. For low profile applications, the Comet R Adjustable Recess Mount Ceiling Light works with a toggle switch. The Comet R is also available with no switch and starts at $46. (www.salvinco.com)