This single-handle kitchen filter tap can be adapted to osmosis system. This faucet has 3 functions: cold water, warm water and reverse osmosis. Osmosis system is intended for decalcifying water and eliminating odour, taste and bacteria. Reverse osmosis system not included. The body of the tap is made of brass with chrome-plated finish and a zinc alloy spout. It has a 35mm premium cartridge made of ceramic that reduces the risk of leaks or drips and extends the service life of your product. The installation kit is included. Two 60cm flexible tap connectors and a 25cm flexible stainless steel tap connector are included.