5-stage RO system.
Filters and soften water.
Undercounter use or install in water dispensers.
No spill when changing filters.
For undercounter use or with models CW-929, 939, and 969. 5-stage RO system: 1st: PP 5u sediment. 2nd: In-line carbon. 3rd: PP 5u sediment. 4th: RO membrane (50 GPD). 5th: Post carbon. UV (optional). Optional UV sterilization.