This Hot Water Gas Pressure Washer has a rugged powder coated steel roll cage frame w/ lifting hook & 13” flat-free tires & threaded axles. Its 4-wheel dimensions are 39” L x 31” W x 49” H. It is equipped with a super efficient schedule 80 coil w/ one-piece molded insulation combustion chamber, a stainless steel coil wrap, an 8 gallon poly diesel fuel tank w/ fuel filter, Commercial/Industrial grade engines, reliable Beckett burners, high limit over temp protection, safety pressure relief valve, and a Thermo-sensor (prevents over heating in bypass mode).