Boiler

water, rain, double seal system switch 5 100% discharge within 3 to 5 seconds after turning on ( 750 degrees or more) Special heater with more than 10,000 hours of continuous use (high durability t, low (eg price HI, high dream, high efficiency carbon heater) heating boiler mode 3 section, 4 section heater 3 heater heater and mode hall space space Imm Imm & is a schematic diagram of the structure of a heating test boiler with hot water circulating in the space