The innovative aerator ARIO has all the necessary features for the ideal oxygenation of your aquarium. The exclusive technology and the high quality of the components guarantee a long lasting product. All ARIOs are manufactured using top quality, non-perishable components (NO membranes). Maintenance is fast and simple. All components are easy to disassemble, clean and rinse and re-assemble. Fast cleaning and maintenance thanks to the new NO-SAND DISK that helps prevent sand, gravel or small stones from being sucked in the impeller chamber.