Cartridges and Final Filters
| Description | Catalog No. |
| RephiQuatro U Pack 1 Cartridge (RO feed) | RR100Q101 |
| RephiQuatro U Pack 1 Cartridge with a 0.2 µm Capsule Filter | RR100Q1KT |
| RephiQuatro U Pack 2 Cartridge (DI feed) | RR100Q201 |
| RephiQuatro U Pack 2 Cartridge with a 0.2 µm Capsule Filter | RR100Q2KT |
| RephiQuatro U Pack, Low TOC RR100Q301 | RR100Q301 |
| 0.2 µm PES high flux capsule filter | RAFFC0250 |
| RephiBio filter | RAFFB0201 |
System Accessories