B Biosep® / Neosep® Biosep® is an aerobic biological treatment process treating municipal and industrial effluents. Aerobic Wastewater Treatment BioTherm™ By using BioTherm™ the amount of sludge is reduced as a considerable part of the organic matter contained within the sludge is converted into biogas, and the digested sludge is dewatered to achieve a high dry solids content. Sludge treatment