Moving Bed 17mm / 100 liter / Hel-X 17

Moving bed Hel-X: This type of material is kept moving in the filter by an air diffuser, this is called the moving bed.
It is often used in conjunction with a drum filter. It is also perfectly suited for use in a Trickle filter.

17 mm -> 150,000 units/m3 -> 595 m2/m3