Denitrify deep bad filters (DDBF)
Overview: The filter material of the denitrification deep bed sand filter adopts 2~4mm quartzsand medium, the filter bed depth is 1.5m-1.8m, the filter bed has
As a son company, Luckywater is in charge of the international market business of the enterprise group.
Overview: The filter material of the denitrification deep bed sand filter adopts 2~4mm quartzsand medium, the filter bed depth is 1.5m-1.8m, the filter bed has