Openflow Debris Handling PumpTetra's latest pond pump. The OFX's new design allows it to send debris to an external filter for removal. Clean your pond, not your pump! Rugged Debris Handling Impeller Reliable Disc Motor Technology Ceramic Shaft and Bearing Oil Free 3 Year Warranty Ships Free and Fast Pump Features Pump Specifications Application: Waterfall Pump Tubing/Output Dia. 1.5D Max Flow Rate: 2000 G.P.H. Inlet Diameter 1.5D Max Head Height 6.8 feet Watts/ Cost Per Mo.: 108/ $6.90 Max Pond Size: 4000 Cord Length: 20 Feet Color: Green Warranty: 3 Year