* 350UP, Upgrade Kit for RO system 50 gal/day (includes the membrane filter)

* This is a Upgraded Membrane filter TFC-50, our part no. 350, 50 gal/day and a upgrade kit, part no. 130.

* You can upgrade your RO system to a 50 gal/day RO system by replacing to larger capacity membrane and flow restrictor. The result is that the system produces water much faster and the membrane last longer.

* The Honeywell RO9100, Filtercold RO5, AV180, Premier RO systems are all 18 gal/day. Rotek RTF-265 is 24 gal/day.