B Biosep® / Neosep® Biosep® is an aerobic biological treatment process treating municipal and industrial effluents. Aerobic Wastewater Treatment O Opamem™ Compact Nanofiltration Unit for Drinking Water Treatment Membrane Filtration (MF/UF/NF) U UFLEX™ The new UFLEX™ ultrafiltration systems are skid-mounted, reliable and compact solutions for removing suspended solids, most bacteria and log4 viruses. Membrane Filtration (MF/UF/NF)