
RainSoft® Compatible Filters: Ultrarefiner
Choose the RO Membrane that is the same capacity as your current RainSoft® Ultrefiner RO System from the three shown below.
| Model 9590 |
| Water Supply |
Prefilter |
Membrane |
Inline Postfilter (optional) |
| Chlorinated |
#GD-25-1005 (Must use CTA Membrane) |
CTA-RS9-10 (Must use Sediment Prefilter) |
CL6ROT33-B |
| #OMB934XF(Must use TFC Membrane) |
TFC Membrane (Must use Carbon Prefilter) |
| Non-Chlorinated |
#GD-25-1005 or #OMB934XF |
TFC Membrane |
CL6ROT33-B |
| Unknown |
#OMB934XF or CBCS-975 |
TFC Membrane |
CL6ROT33-B |
| Model 9596 |
| Water Supply |
Prefilter 1 |
Prefilter 2 |
Membrane |
Inline Postfilter (optional) |
Chlorinated or Non-Chlorinated |
#GD-25-1005 |
#OMB934XF or # CBCS-975 |
TFC Membrane |
CL6ROT33-B |
RainSoft® is the registered trademark of Aquion Partners, L.P. of Elk Grove Village, IL, the manufacturer of RainSoft® brand water treatment equipment. Fresh Water Systems, Inc. is not associated or affiliated with RainSoft® or Aquion Partners, L.P. The replacement water filters and membranes listed above are not manufactured or endorsed by RainSoft®. The manufacturers of these water filters and reverse osmosis membranes are oftentimes Original Equipment Mfg (OEM’s) supplying to customers such as RainSoft® . Although these water filters and reverse osmosis membranes are compatible for use in RainSoft® water treatment equipment, we make no representation as to whether the use of compatible filters and reverse osmosis membranes complies with the warranty associated with RainSoft® equipment.