The unit is an autonomous reservoir with a perforated drum installed therein.
The treated water is filtered from the inside out, the impurities accumulate on the inner surface of the drum. Periodically, the washing system is activated and the contamination from the walls of the filter drum is washed off. Contaminated water is removed from the unit. The unit is supplied complete, equipped with a washing system, a level control system and a control cabinet.
Advantages: