Rudolf Messner Umwelttechnik AG (RMU) is a German engineering company specializing in advanced aeration systems for municipal and industrial wastewater treatment. With decades of experience, RMU focuses on improving the biological stage of treatment plants through high-efficiency, fine-bubble aeration technology. Their signature product, the MESSNER® Aeration Panel, is designed for superior oxygen transfer, low energy consumption, and long-term durability. These systems help treatment plants reduce operating costs, stabilize biological processes, and meet increasingly strict environmental standards. RMU provides full support from system design and installation to optimization and retrofitting of existing facilities. Their solutions are engineered to integrate seamlessly into both new and upgraded treatment processes. Based in Adelsdorf, Germany, RMU serves clients worldwide and is known for reliability, technical expertise, and a strong commitment to sustainable water treatment. Their aeration systems remain a trusted choice for high-performance, energy-efficient wastewater treatment operations.