The Dominator vacuum truck from Keith Huber Corporation has a 3,300-gallon-capacity carbon steel tank with 5/16-inch shell for long life, a 20-inch top manway, hydraulic tank lift, full-opening hydraulically operated rear door, a PTO-driven hydraulically operated vacuum/pressure system, a liquid-cooled high-performance pump, full-length body trays for hose storage, a 4-inch inlet with internal standpipe for easy decanting, a 6-inch discharge valve for direct pressurized or gravity unloading, rear work lights and LED running lights, a backup alarm and grounding reel. Options include multiple compartment tank volumes, ASME/DOT 412 certification, a stainless steel tank with wetted stainless parts, high-pressure jetting systems with integral water compartment, an auxiliary transfer pump, and a top-mounted hydraulically operated 4-inch boom. 800/334-8237; www.keithhuber.com.