초절수형 양변기 도입을 위한 경제성 분석에 관한 연구

10 ~ 14 l of water is used depending on water pressure when toilet flash valve normally used. There are large amount of water consumption using toilet. Flash valve that separated urination and defecation toilet was developed in order to reduce the water consumption . It is also being used for low-tanked toilet. However, due to the inconvenience of use, these products were not significantly activated. Accordingly, the new water saving toilet and flash valves have been developed and are expanding the distributions. In this study economical value is analyzed between flash valve toilet and the new water saving toilet through the comparison of the figures and usages of these two devices by the actual installation in the school.