freshwater systems

Watts (F500960) 4 Stage 50 GPD Reverse Osmosis System

The WATTS F500960 is capable of producing 50 gallons per day and typically fits in a sink cabinet. The Watts's RO System is a 4 stage reverse osmosis system which contains three replacement water filter cartridges and one membrane. Below is a break down of each stage and the compatible replacement membrane and filter part numbers that can be found on our site. This system uses half-turn quick change filters for the first and second stage; a standard 1812 membrane, and a toss away inline filter.

The full system is also available for purchase.  Please click here to purchase the Watts F500960 RO system.

STAGE 1 : FPMB5-978


STAGE 3 : W-1812-50