Filterra is a patented stormwater biological filtration system that is designed to capture, treat and remove a variety of pollutants conveyed in stormwater runoff. Filterra is well suited for the urban and high-density environment providing a highly effective, natural treatment process packaged inside a flow-through container that can be easily installed at new or existing commercial, residential and public roadway projects throughout the USA. Filterra is a growing idea in stormwater filtration.