The BM series, manufactured by FALC, is a water bat system with an inner tank which is made out of one piece of 18/08 stainless steel with no seams or seals guaranteeing good dispension of heat and leak-free operation. The outer housing is made out of an 18/8 stainless steel and it has a fiberglass that works as an insulator. A thermostat manages as well as adjusts the temperature and it has a graduated centigrad scale and liquid expansion immersion sensor.