ST004 Plastic Air Distributor is a large capacity 16 outlet plastic air manifold designed for large scale fish farming operations that need to distribute airflow from a single powerful air pump to 16 separate tanks or pond sections at the same time. Non-toxic, durable and easy to install, the ST004 is the highest capacity plastic distributor in the range, giving Nigerian fish farmers with large multi-tank operations the most comprehensive airflow distribution solution available.