2 Pack Refrigerator Water Filter 1 | Replacement Pur Water Filter Efficient Contaminants Reduction---Chlorine taste, odor, sediment, dirt, rust,turbidity,heavy metals and harmful sediments will be furthest reduced by activated carbon. Create better tasting water for drinking and making beverages with clearer, purer, healthier ice. KIND REMINDER: Flush 4 gallons of water through water filter cartridge before use and Please replace dispensable filter every 6 months to maximize contaminant reduction (Installing this filter in only few min and once you hear a nice,snug click, its done) Regular Replacement:For the best filtration results, please replace the filter every 6 months or 200 gallons to maximize contaminant reduction. Precision design makes our filter a perfect alternative to the original without water leaks, and quite easy to install requiring no tools. Use activated carbon to reduces chlorine taste, odor, sediment, dirt, rust, turbidity, heavy metals and harmful sediments. At the same time, does not remove beneficial minerals.