Installation and removal of the filter is very simple, making the Aqua Filter Double Countertop Activated Carbon Filter a portable water filtration solution. The system consists of: Chrome-plated water supply connector to the dual-function filter that easily adapts to the end of any conventional kitchen faucet FCPS20 micron high quality Polypropylene filter, NSF certified You can install any 10” filter according to your needs FCCBL Compact Activated Carbon Filter , high quality, NSF certified. You can install any 10" filter according to your needs. Chrome filter water outlet faucet integrated into the device body. Ideal for wall kitchen faucets, small households and limited spaces. The Aqua Filter device is manufactured in Germany. Certified by: