Hotsy has introduced a new Gas Engine Series of hot water pressure washers offering a variety of mobility options. The new belt-drive pressure washer models can be ordered in a number of different configurations, each designed to fit the cleaning needs of commercial users. 'sect;The standard pressure washer model is equipped with a trailer-mount chassis, however it can be converted to a portable unit with two wheels and two casters for easy maneuvering on concrete or flat surfaces.'sect;A four-wheel pressure washer kit is also offered with pneumatic tires, allowing for portability on gravel surfaces. The chassis is available in a skid unit, allowing it to be easily moved by a forklift