Adjustable Floating Fish Grader Hose Pumps have 6 ft power

Pumps have 6 ft power cords

your pond can experience a fish die off due to low oxygen levels

turn screw set point adjustment and relay indicator lights

A 10’ power cord is standard

There are a number of ways to aerate shallow aquaculture ponds but

Adjustable Floating Fish Grader Hose Pumps have 6 ft powerHere are two easy to use, floating fish graders built to last a lifetime. Sturdy aluminum construction will stand up to rough handling and tough fish. The grader floats at the right depth and the large diameter grader bars pass undersized fish damage free. Size adjustments are quick and accurate from a single lever with locking handle position. In seconds, select any of 30 gradations between 0. 25 (6. 4 mm) and 1 1 8 (29 mm) for the G1 and 50