Imperial Industries offers a P & D Unit in the choice of an 8- or 12-foot steel flatbed. The unit is anchored by a 700-gallon sidewinder two-compartment tank, holding 455 gallons of waste and 245 gallons of freshwater. Pump power is supplied by a Masport HXL4V or National Vacuum Equipment 304. The unit includes a tread plate flatbed floor, flow-through liftgate floor, DC10 water pump, hose reel with 50-foot hose, 30 feet of 2-inch intake hose, 3-inch discharge, bucket holder and two toolboxes. 800/558-2945; www.imperialind.com.