... to meet the national standard. 2. The boiler mechanism is built by strong construction, to ... water pressure, which may work as domestic bath boiler as well. 4. Unique heating conduction elements ... high burning, and low waste. 6. The boiler control the water temperature, auto ignition. And safety ... extinguishing. 7. The boiler is programmed as fully auto, is easy operation, and mobile. 8. The front ...