Superior performing Rainsoft Ultrefiner compatible RO membrane 22 gallons per day. Replaces part # 12448, 13018, 17374.  Excellent for system model # 9564, 9596, 9596N, 9568, 21176, UF20, UF22T, UF22T-CB, and UF22N-CB. Usually lasts 3-4 years depending on water usage/quality. Manufactured in the...

Description: Use the Rainsoft Compatible CFS Brand TFC-RS9-50 Reverse Osmosis Membrane in place of: Rainsoft Part # 12447 Rainsoft Part # 17370 Rainsoft Part # 18571 Rainsoft Part # 18644 Use the Rainsoft Compatible TFC-RS9-50 Reverse Osmosis Membrane in the following Rainsoft RO Systems: Rainsoft R...

Compatible Reverse Osmosis Membrane to Replace or an alternative for a Rainsoft TFC-RS9-50 Reverse Osmosis Membrane #12447 Replaces: Rainsoft Part # 12447, 17370, 18571, 18644. Compatible Reverse Osmosis Membrane to Replace or an alternative for a Rainsoft TFC-RS9-50 Reverse Osmosis Membrane #12447...

This is the reverse osmosis filter set replacements for the Rainsoft UF50 and UF50T systems. The set includes two 5 Micron Carbon Block filters. Should be changed every 12 months. Membrane is sold separately in our store for your convenience, and needs to be changed every 4th year.