The Microline TFC-4 reverse osmosis membrane. The recommended membrane replacement interval is two to three years depending on your water quality. All membranes are factory supplied O.E.M.
Because RO Membranes only require infrequent changing, they are not included in annual replacement filter sets. Pre and post filter cartridge sets must be ordered separately.
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RO Membranes should be replaced approximately every two to three years, depending on your water quality. The Microline TFC-4 system contains a inorganic Thin Film Composite 35 GPD membrane. Part number 1227RS
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