... channels or dead spots like in other technologies. The Bio Media optimizes protection for the biomass and makes the WWTP ... Organic Wastewater. Upgrade New and WWTP, Nitrification & de-nitrification. Bio Media Makes very compact wastewater plants, robust stable operation, no ... media, never need to replace. Its surface area: 550 m²/m³. Biocell filter media for fish farming, waste water treatment, filter ...