A guide to help you determine what type of water filter might be right for your home. "Some filters aim to produce clearer, better-tasting water, while others work to remove contaminants that could affect your health." Topics include specific types of filters (activated carbon filter, cation exchange softener, distiller, reverse osmosis filter, ultraviolet disinfection filter), and filter maintenance.??
In English and Spanish. From the National Resources Defense Council (NRDC).