Fully adjustable 0-500 psi. Solid state circuitry combined with an inline heater provides instant heat of 212° F at the wand tip, fully adjustable. Low moisture design and 12 gallon capacity provides longer run times. NEW optional tank preheat re-circulates solution and raises temperature up to 125° F in the tank. Patented circuit locator prevents blown circuits. Dual, top-mounted 3-stage vacuums provide superior water recovery. Upright, dolly design, roller handles, and large rear wheels make the Solus easy to maneuver on stairs or load and unload by a single person.