The compatible GE FX12M is the correct replacement RO membrane for the reverse osmosis filtration systems:
The GE FX12M Compatible SmartWater RO Membrane, also known as the Applied Membranes M-T1812A36 RO Membrane, with high quality material and is among the finest in the industry. This water filter can be used in both residential and commercial settings depending on filtration requirements. This compatible GE RO filter is NSF certified and guaranteed to reduce impurities found in drinking water.
GE FX12M Compatible SmartWater RO Membrane specifications:
Performance specifications are based on 500 ppm tap water, 50psi (0.35 MPa) applied pressure, 77 F (25 C) feed water temperature, feed water pH 7-8 and 15% recovery. Element permeate flow may vary +/- 15%.