Selling new in box. Electrolux Aerus, Origins Elevate ph 600 reverse osmosis 6 stage Water filtration system. Under the sink installation required.  Pictures of specifications included.   Bought at an estate sale.  This model sells new for over $1300.00.   Asking $749.99.  Plus shipping $89.99.  Includes dedicated 3.2 gallon tank and all hardware.  No faucet.   Comes with manual and installation diagram.  Recommended for municipal water. Thanks for looking. Be safe.