Marvel  / jumbo  steam  generator Marvel/jumbo features advance technologically design fire tube non-IBR steam generators. They produces quick and dry steam  due to large heating surface and high efficient imported Burners. With low CO2 content exhaust maintaining and clean combustion makes it almost pollutant-free. This boiler comes either with imported diesel fuel low emission burner or with imported gas burner. Marvel and jumbo are both fully automatic boilers with electronically controlled brain card, water level controller, water level gauge, pressure gauge, double pressure control switch, pressure safety valve, safety buzzers and high steam safety buzzer inbuilt stabilizer Italian make burner, high pressure pump, and well self explained display showing all functions. It has blow down valve for regular blow down to avoid calcium build up in the shell to a large extend.