Water plant to purify bath water for use in flushing toilets

摘要

The industrial water plant used for recycling and multiple use of drinking water is converted to upgrade bath and shower water for use in flushing toilets by including an intermediate vessel which has a filter between its inlet and outlet. The filter having a surface of such size and arrangement that only a fraction of the water flows through, the upgraded water being fed to a storage vessel where it is UV irradiated to reduce the number of microorganisms.