Rio Hyperflow 20HF - 4900L/H Rio Hyper flow magnetic drive pumps and power heads deliver high performance at an affordable price and are quiet to operate. Low-heat operations, ceramic shaft and durable high-impact plastic make the pumps reliable and long lasting. The fully submersible Rio can be used with wet-dry filters, Venturi protein skimmers, under gravel filtering systems, ponds, fountains and for any water circulation matter. Suitable for freshwater and marine aquariums. All pumps come with suction cups, suction cup bracket, outlet adapter, inlet adapter, inlet elbow, hanger and duckbill.