| Purification Packs for Compact Systems |
| Pack | Feedwater Source | Purification Media |
| QPAK® 1 Purification Pack | Reverse osmosis Distillation | Activated carbon Ion-exchange resin Organex-Q organic scavenger |
| QPAK 2 Purification Pack | Deionization | Prefilter Activated carbon Ion-exchange resin Organex-Q organic scavenger |
| QPAK 3 Purification Pack | Deionization with high levels of organics | Membrane filter Macro-reticular resin Ion-exchange resin |