SIX STAGES MINERAL RO WATER PURIFICATION SYSTEM designed for ensuring perfect mineral and increase ph label in your drinking water system RO Offers safe, good-tasting water at your fingertips It meets all your water quality needs. with 50/100 gallons of clear, refreshing water that is not only healthy to drink, but good for cooking. RO system provides safe, pure water using Reverse Osmosis Technology. It is one of the finest units in its class. It's capable of removing over 95% of total dissolved solids, +99% of all organics and +99% of all bacteria. This system hides away under your sink and puts healthy great-tasting water at your fingertips. It meets all your water quality needs. Our RO comes complete with a NSF certified 3.2 gallons water storage tank and all the necessary fittings, installation kits, extra color 1/4" tubing, and a long-reach chrome faucet. We don't know of any other system at our price that can approaches its performance. Features: o 4 Gallons NSF Standards Water Storage Tank. o FDA Approved Polypropylene Made Flat Cap Housing. o Safety approval: TUV (EN60950) & CE MARK o Automatic Shut-off Valve o Flow Restrictor, Stainless Steel Check Valve. o Feed water connector & deliver valve o Drain Saddle Valve. o Four Color Coded 1/4 inch Tubing for System Connection o Completely Assembled & Water leaking testing o 100% Factory Tested and Sterilized Ready for Installation. o Installation Instruction.