RainSoft, Krystal Pure, Ameritek & Proline RO Replacement Filters
Compatible replacement filter kits and membranes for RainSoft, Krystal Pure, Ameritek and Proline Plus reverse osmosis systems. Find your system below.
- RainSoft Ultrafiner II UF22: 1-year filter kit with membrane
- RainSoft membranes: RS9-compatible 50 GPD membrane (also fits Sears and Kenmore) · RainSoft-compatible TFC membrane
- Krystal Pure KR10 and KR15: filters and membrane combo · pre-filter kit (2 carbon blocks + 1 sediment)
- Ameritek RO: standard RO filter kit · alkaline RO filter kit
- Proline Plus RO: 1-year kit (5 filters)
Not sure which kit fits your system? Call (714) 541-6600 with your model number.
Stage-by-stage fit guides: RainSoft Ultrafiner UF22 · Krystal Pure KR10 / KR15 · Ameritek RO / Alkaline RO · Proline Plus. See all 154 systems.
Compatible aftermarket replacements. Isopure Water is not affiliated with RainSoft, Krystal Pure, Ameritek or Proline.
