Reverse Osmosis, a clear choice:

Clean water is a good thing, and reverse osmosis filtration is a good way to get good clean water. There are other ways to get clean, great tasting water. But reverse osmosis is a great way to get great water at a reasonable price. The price of a reverse osmosis system need not be prohibitive, and the pleasure and health benefits are considerable. The wide variety in size and style of RO treatment systems available put great treated water within the reach of most people. Your local plumbing contractor will be able to advise you and plan a water treatment installation that meets your needs.