... high-power heating, energy-saving and efficient,ensure 100% pure hot water, health and safety.3 .With the open flat design, clean ... variety of models for your choice to meet different needs.6. Can be used in hotels, guesthouses, restaurants,dinning halls, cafes ... ~2800W50HZ~60HZ30L37.5 X 37.5 X 64.8 ENW-350SB110V~240V 2500W~2800W50HZ~60HZ35L37.5 X 37.5 X67.5 hot water boiler