Watts ZRO-4

Watts ZRO-4 ZeroWaste Reverse Osmosis System

The Watts ZRO-4 RO System is an all new patented ZeroWaste Point-of-Use Reverse Osmosis System. It is the first ever that wastes no water. Comparable systems typically waste approximately 4 gallons of RO water for every gallon produced. This highly efficient Watts RO system provides better-than-bottled water quality for residential applications.

STAGE 1 : FPMB5-978

STAGE 2 : F109009

STAGE 3 : F560016*

STAGE 4 : K2533-KK

*Note: System has been known to work with 24 GPD membranes on older units and 50 GPD membranes on newer units.