The H3D3500 trailer-mounted engine-drive pressure washer and steam cleaner from Sioux Corporation requires no external power source for cleaning in remote locations. It provides hot pressure washing, steam cleaning and cold pressure rinse. Digital temperature control up to 200 degrees F allows for precise outlet temperature when pressure washing, with a 3 gpm flow rate up to 3,500 psi. The steam provides 310 to 320 degrees F saturated steam for greater cleaning capability. The trailer unit comes with a high-quality engine, heavy-duty triplex plunger pump, approved fuel tank, fuel water separator and filter, dual-function float/antifreeze tank, 335-gallon water tank, hose reel, 100 feet high-pressure hose, trigger-shut-off gun with lance, upstream detergent metering and attached toolbox. 888/763-8833; www.sioux.com.