Profile: Rio Verde Environmental Technologies provides the latest in advanced filtration technology from K-A-B, a German manufacturer of new and revolutionary pollution abatement technologies. The Kontaktor membrane filters are designed for the treatment of drinking water, wastewater, solid waste and exhaust gases. The ceramic Kontaktor membranes are durable filtration solutions that not only meet but also exceed current quality standards for wastewater and drinking water. The Kontaktor® Membrane Bioreactor (MBR) which couples membrane filtration with biological treatment have significant cost/performance advantages over conventional filtration solutions available today.