| No. | Name | Remarks |
| 1 | L-shaped non-electric soft water valve | Controls equipment operation |
| 2 | Resin tank | Filled with resin |
| 3 | Resin | Removes calcium and magnesium ions from water |
| 4 | Riser tube + distributor | Distributes water and prevents resin loss |
| 5 | Brine Tank | Stores brine |
| 6 | Brine valve + brine suction pipe | Siphons brine into the resin tank to regenerate resin |
| 7 | Drainage pipe | Discharges regenerated water |