Model : SZCK-208 RO system, household ro water purifier, auto flushing Reverse Osmosis system Using famous brand reverse osmosis membrane, high pressure pump, and convenient and economical replacement filter to make pure and tasty drinking water. Function of stage cartridge Stage Description Component Main Function 1st stage 5um PP Sediment Filter PP-10 Remove the particles, sand , dust and colloid etc. 2nd stage Granular Carbon Filter UDF-10 Remove the chlorine, odor, small outgrowth etc. 3rd stage Block Carbon Filter CTO-10 Remove the odor ,chlorine, , suspension 4th stage RO membrane FULLCOME or FCS or FILMTEC Remove the heavy metal ,harmful soluble solid ,bacteria, virus, other dissolved matter and chemical drug in the running water 5th stage Post inline Carbon Filter T-33 Adjust the taste for .pure water home undersink RO water purifier SZCK-208 Description: 5 stage RO sytem Auto-flushing Capacity: 50/75/100GPD Flush Type: Manual Flush Housing: 10" double "O" ring housing Fittings Type: JACO (can opt Push-in Quick Fittings) Diaphragm Booster Pump with Adaptor: 110V/220V, 50/60Hz Faucet: Gooseneck faucet (can be chosen ) RO Membrane: HID Membrane or CSM Membrane or FILMTEC Membrane Pressure Tank: 3.2G steel Tank. Package:430*320*630mm NW:14kg GW:16kg.