Research of effect used applying water saving equipment to detached house

Abstract

The authors installed a saving water washing machine, a dishwasher, a saving water shower, a saving water toilet stool in six detached house, and investigated the change of each supplied waters. As a result, I knew the following. 1. A saving water effect was the highest a washing machine in saving water equipments, and a supplied water reduced 60% in comparison with the conventional washing machine. The saving water toilet stool was setting only to three detached house next, but it was reduction of 20% in comparison with the toilet stool conventionally. 2. The total supplied waters before installing saving water equipments was about 250L-person1-day1, but came by reduction on about 200L-person1-day1 and 50L-person1- day1 after having installed saving water machinery. 3. However,the saving water effect of the dishwasher and the shower were restrictive.