TotalPond 330 GPH Pond Pump, 3/4in. tubing Ideal for medium ponds (6 ft. x 9 ft. x 1.5 ft.); up to 500 gallons of water Maximum pumping height of 12.5 ft. Adjustable flow control Compatible with 3/4in. tubing Oil free, safe for fish and plants Please refer to the the user manual attached below.