GE Osmonics TFM-18 Reverse Osmosis Membrane # 1220188. TFM RO Membrane that processes 18 gallons per day. Pentek GE Osmonics TMF-18 RO replacement water filter membrane. TFM / TFC stands for "thin film composite" membrane. GE drinking water filters reduce many pollutants and contaminants with a premium membrane process that removes particles 100,000 smaller than human hair.
GE TFM-18 Reverse Osmosis membranes will fit many Reverse Osmosis systems that use standard TFM membranes between 18 and 150 gallons per minute.
Filter model: GE Desal Osmonics TFM 18 RO membrane part number 1120188 (manufactured by Pentair)
Size: 11.75" x 1.8"
Flow Rate: 18 gallons per day @ 60 psi water pressure
Average NaCl Rejection rate: 98%
Fits following Brands:
PENTEK, U.S. Water ( US Water ), Culligan, Ametek, US Filter, American Plumber, Kinetico, Watts, EcoWater ERO-300, GE GXRV-10 (GXRV10) and many more. A good made in USA upgrade for this membrane will be Filmtec TW30-1812-24 24 GPD memrbane
Also should replaces Fastek TLC-18 (make sure your Fastek membrane has nipple at the top AND bottom, it will not work if you have a flat-bottom membrane).
ANSI/NSF certified component Standard 58