1. Simple and rational structure, it is safe and
Reliable. It is very strong in force.
2. Large flame tube design is appplicable for flame length of various burners.
3. It is applicable for various liquid and gas fuels trough eschanging the burners.
4. Heat transfer coefficient of fire tube ourside flane tube is 2.5 times higher than that of light tube.
5. Strong burning, quick heat transfer, high thermal effeciency.
6. We apply famous brand burner and fully automatic control electric cabinet to fulfill unattended operation to the boiler.