These are high-performance filters that truly achieve the purest water you'll ever drink in your life. This replacement filter kit was designed by Tyent USA to work for the MMP 5050, MMP 7070, MMP-7070 Turbo, MMP-9090 Turbo Extreme, and Rettin TY 2505W! If you are looking for filters for your Tyent UCE 9000T, please click this link instead. These filters are designed to last somewhere between 9-12 months, depending on the frequency at which your machine is used. If you are using it in excess of 20L per day, your filter life may be shortened to somewhere around 6 months (3600L). This replacement filter kit removes relatively large suspended matter like rust and dregs, residual chlorine in water, and volatile organic compounds. This filter can be broken down into 3 parts: M ceramic: M ceramic keeps the balance of ions. It is anion ceramic. P ceramic: P ceramic has plenty of minerals and dissolves nutrients well to help create electrolytes for the human body. This ceramic can aid the metabolism of human body. K ceramic: K ceramic has plenty of minerals and it helps to keep the water stable.