... used for storage of distilled water, with heating and heat preservation function. Made of high quality stainless steel. The tank is designed ... , liquid level digital display as well as the alarm function at the upper/lower limit.The specifications of tank: 1 m3, 2 m3, 3 m3 ... , 4 m3, 5 m3, 6 m3, 8 m3, 10 m3 and above.