Lancaster Water Treatment has a neutralizer or filter that is sure to meet your most demanding needs - from pH correction to the removal of iron, sediment, color, odor and even to improve the taste of your water. All backwashing neutralizers and filters are equipped with a state-of-the-art electronic control valve that is designed for the best possible service and backwash rates. Our carbon filters, through filtration and adsorption, remove organic chemicals and other contaminants derived from both natural and industrial sources which cause color, taste and odor problems. There are a variety of filters designed especially to treat common applications in the home.