A functional water tank in which functionality is imparted to water while passing through the inside, and a water function passing through the functional water tank, passes through the inside so that a large amount of beneficial ingredients for the human body is contained and microorganisms are activated to improve the filtration rate of micro pollutants. A water-containing filtration tank through which foreign substances are filtered, a circulation transfer pipe installed so that the water is circulated while the water passing through the inside of the functional water-containing tank is transferred back to the inside of the functional water-containing tank through the inside of the water-containing water filtering tank, and a circulation transfer pipe A water-containing water purification tank in which a water-containing water purification filter is installed so that the water transferred to the water is supplied to the inside and fine pollutants are filtered from the water supplied inside, and a water-containing storage tank in which the water purified by the water purification tank is transferred and stored inside and an air supply unit for supplying air to the inside of the functional water-containing tank, the water-containing purification tank, and the water-containing storage tank.
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