This is a matter of personal choice, the space you have available, and the contaminants you need to remove from your water. "Full dissolved solids (TDS) is simply what it says, the sum of all solids dissolved during the water. The constituents that make up TDS are different and, for https://martinntzgl.uzblog.net/5-simple-statements-about-vitamin-c-shower-filter-explained-33847929