Sediment is made up of soil particles that have been detached from the land by a process called erosion. In many parts of the US, sediment can be found in a variety of ways in water due to processes such as erosion and water traveling through nature,
Special Notice: Replacement cartridges purchased online (Amazon or other retailers) are not approved or certified for use with Kinetico products, may not perform to specifications, and their use will void your product warranty.

The process of reverse osmosis filters water on such a microscopic level that sometimes it can leave the water with a taste that's best described as "flat". While this is only an aesthetic difference, many times people with an RO system, like the K5 Drinking Water Station®, opt to add a postfilter that helps make your water taste as crisp and clean as it truly is.
After water passes through the RO membrane and storage tank, it can sometimes pick up mild tastes or odors from the air or system components. The postfilter is often made with activated carbon, which polishes the water just before it reaches your glass. This helps remove any remaining trace tastes or odors, ensuring the water tastes consistently fresh every time.
