RAINWATER RECYCLING SYSTEM

摘要

PURPOSE: A rainwater reusing system is provided to reuse rainwater by filtering rainwater flowing from the roof of a building using a filtration device. CONSTITUTION: A rainwater reusing system(100) comprises an initial rainwater filtration device(20), a water storage tank(30), a minute filtration device(40), and a sterilization device(50). The initial rainwater filtration device first filters rainwater collected from the roof of a building(10). The water storage tank stores the first filtered rainwater. The minute filtration device second filters the stored rainwater. The sterilization device sterilizes the second filtered rainwater.