The PSE-2003LAP portable self-contained sink from MONSAM Enterprises has three deep basins and is powered by propane. It is also available in one, two or four basins. It allows customers to have hot and/or cold water whenever and wherever they need it with no electricity. Water can be heated up to 160 degrees F. It comes with fresh and wastewater tanks and is easy to move. 800/513-8562; www.portablesink.com.