There are many different types of water filter systems on the market, appealing to different budgets and performance expectations. Also, the quality of the water coming to your home can vary greatly, with some systems offering very clean water, but others including rust, dirt, bacteria and other unsavory substances. At the top of the line in terms of cleanliness is the reverse osmosis water filter system. Reverse osmosis, or RO, was originally quite an expensive process used mainly in military... Continuar leyendo