The Sandia 3 Gallon Indy combines a demand-type 55 psi solution Pump and heavy-duty, single 3 stage vacuum motor system for superior cleaning results and faster drying time. Fully portable, constructed of lightweight rotational molded polyethylene for maximum strength. 3-gallon capacity solution and recovery tank. Includes 4-Inch Stainless Steel Hand Tool and 15-Foot Vacuum and Solution Hoses..