How it works: simply pour water from practically from any source, in the upper system of the system, after filtration, you will easily get purified water in the lower tank. The fountain has a practical tap. Systems are easy to use - no need for electricity, tools or plumbing. Enjoy clean and delicious purified water that retains the healthy minerals your body needs. Ideal for a small or large family. At the office, for catering professionals, communities.