- Backwash: Sufficient rate using treated water to produce approximately 30% bed
- Rinse: At normal service flow rate for 5 minutes or until the effluent is acceptable.
- Capacity: 350 ~ 500 g/m2 of bed area based on potassium permanganate demand.
In addition to the required continuous regeneration a 70 cm minimum bed of specially sized. It is also required in any case the pressure drop should not exceed 0.70 ~ 0.85