The Unox UX252-70260A is a high-performance water filtration cartridge designed for use with OptiPre OP and OPS series reverse osmosis systems. This ILMA-6.14 replacement cartridge features a 6-inch in-line design that enhances water quality by adding essential minerals to reverse osmosis permeate. It ensures optimal taste and health benefits by enriching the filtered water with desirable minerals. Ideal for those seeking improved water quality, the cartridge is easy to install and maintain, making it a reliable choice for your filtration needs.