- Rainsoft 9596 Reverse Osmosis System Stages:
- Stage 1: The P5 Filter is a 5 Micron Sediment Filter used in the first housing. The Stage 1 filter should be changed every 2-6 months. Rainsoft Part # 9547, 9577, 9591, 9747, 12461, 13110, 17367, 1227867 Compatible.
- Stage 2: The EPM-10 10 Micron Carbon Block Water Filter is used in the second stage. The Stage 2 filter should be changed every 6-12 months. Rainsoft Part # 9757, 13119, 9531, 18557, 17368, 12464 Compatible.
- Stage 3: The TFC-RS9-22 RO Membrane is used in the third stage. The Stage 3 RO membrane should be changed every 1-3 years. Rainsoft Part # 9568, 13018, 12448, 17374, 21176 Compatible.
- Stage 4: The CL6ROT33-B inline filter is the 4th stage and is 6" x 2". The CL6ROT33-B filter has 1/4" FPT inlet/outlets. The Stage 4 filter should be changed every 6-12 months. Rainsoft Part # 9798, 13137, 12470, 12471, 17369, 9568, 9798, 9760 Compatible.
- Rainsoft 9596 Reverse Osmosis System Parts & Accessories:
- Order the OR-38 replacement o-rings for the two slim line reverse osmosis housing sumps.
- Rainsoft 9596 Water Filter Change Intervals:
- The filter change interval will vary due to your water quality and the amount of water used.
We are not authorized to sell the genuine Rainsoft filters, but we sell compatible Rainsoft filters. Note that you can only use genuine Rainsoft filters in your system in order to maintain the original manufacturer's warranty.