The All-In-One Rectangular Vacuum Tank from Crescent Tank Mfg. is a low-profile flat vacuum tank with the versatility of transporting several portable restrooms at one time, hand-wash stations, additional water tanks or other equipment. Liquid waste is held inside the rectangular steel vacuum tank with capacities from 550 to 1,000 gallons. The unit comes with a poly freshwater tank, Masport vacuum pump system, liftgate, 25-foot vacuum hose wand assembly, 50-foot hose with retractable reel for freshwater, 1 1/2-inch fast fill, bucket holder, toolbox and work light. Other vacuum tank sizes are available along with options such as passenger side service, DC10 water pump and hitch/receiver. 585/657-4104; www.crescent-tank.com.