The M-T1812A100 RO membrane is compatible with the GE Osmonics TFM-100 Membrane as well as the Desal 1221122 membrane. This is a 100 gpd thin film reverse osmosis membrane that replaces the following part numbers: GE 3007133 GE T
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41.95 GE Osmonics Desal TFM-18 Membrane, MT1512A18