With the ZeroWater Pitcher you can get cleaner, fresher water without tapping into your plumbing line, using bulky water coolers and wasting your money on expensive bottled water. Thanks to an innovative five-stage filtration process, the ZeroWater Pitcher offers more complete water filtration than ordinary carbon filters. And for convenience, this pitcher neatly stores right in your refrigerator door. Tested and certified by the Water Quality Association and NSF International for removal of several minerals, ZeroWater is the only filtration system that fits the FDA definition of purified bottled water. And at a fraction of the cost of ordinary carbon filters. The ZeroWater pitcher not only improves the taste of your tap water, it also helps to improve the environment. When you use the ZeroWater Pitcher, you"ll reduce your use of plastic water bottles that clog up landfills and harm ecosystems. You"ll also contribute to water conservation, because unlike reverse-osmosis systems, ZeroWater is gravity operated and doesn"t waste electricity or water.