RainSoft Compatible TFC-RS9-50 Reverse Osmosis Membrane Filter for RainSoft RO System # 21176, Polyamide Thin Film Composite, Fits RO System # 9598, UF50, 21179, 9757, UF50T, UF50TCB, UF50TCBVOC

Compatible Reverse Osmosis Membrane Filter that will fit in the Rainsoft RO System # 21176 Reverse Osmosis System is also know as and can be a replacement for the following Reverse Osmosis Filters: Rainsoft Part # 12447, Rainsoft Part # 18644, Rainsoft Part # 18571, Rainsoft Part # 17370, Compatible Reverse Osmosis Membrane Filter that will fit in the Rainsoft RO System # 21176 Reverse Osmosis System can be used in the following Reverse Osmosis Systems/Machines: Rainsoft RO System # 9598, Rainsoft RO System # UF50TCBVOC, Rainsoft RO System #UF50T-CBVOC, Rainsoft RO System # UF50TCB, Rainsoft RO System #UF50T-CB, Rainsoft RO System # UF50T, Rainsoft RO System #UF-50T, Rainsoft RO System # UF50, Rainsoft RO System #UF-50, Rainsoft RO System # 21179, Rainsoft RO System # 21176, Rainsoft RO System # 9757. Replaces part # 12448, 13018, 17374. Excellent for system model # 9564, 9596, 9596N, 9568, 21176, UF20, UF22T, UF22T-CB, and UF22N-CB. Usually lasts 2 years depending on water usage/quality.