MODEL NO. : FJ-701 APPLICATION : Suitable for aquaculture farms or pond that Breeds Fish, Eel, Clam, Crabs etc. CHARACTERISTICS : 1. High effeciency Gear, the 3-Paddlies Stainless impellers enable a high oxygen dissoliving rate and strond water current. 2. PVC pipe for excellent water prevention, resistance against Acid-Alinity and Sun exposure.