The NeXgen One slide-in unit from JAG Mobile Solutions is available with an aluminum or stainless steel vacuum tank. Tanks are offered mounted in a new truck package or as retrofits for existing chassis. Two-compartment 450-gallon tanks have capacities of 300 gallons for waste and 150 gallons for freshwater. They have 1/4-inch-thick aluminum plate or 10-gauge stainless steel construction throughout, with integrated forklift ports. They come with vacuum and freshwater pumps. 800/815-2557; www.jagmobilesolutions.com.