Kasco pond aerators dramatically agitate high volumes of water at the surface to maximize exposure of water to the air for valuable gas exchange greatly improving your pond or lake aeration, Typical applications include commercial aquaculture agricultural ponds industrial plants municipal waste water and backyard ponds, These units are typically selected for surface aeration when a decorative fountain pattern is neither necessary nor desired, All Kasco pond aerators are self-contained lightweight units that float at the surface with a single power cord returning to shore and two or three mooring lines anchoring the unit, The units are easily installed and maintained by a single person and have proven to be an excellent choice for both continuous duty pond or lake aeration and supplemental aeration for unique applications, Efficient-Low Power Use - Highest efficiency design for low power consumption versus competing units, Reduces operating costs over the entire life of the unit, Rugged Motor - Environmentally friendly design with a hard-face internal mechanical seal and external lip seal for protection against leaks, Long-life top and bottom ball bearings, Flood oil lubricated for excellent heat dissipation, Corrosion Resistant - Superior dependability in salt-water or other corrosive environments, All external metal motor float and hardware components are of stainless steel composition and protected by a sacrificial zinc anode, Low Maintenance - Clean the motor housing once or twice per year and replacing the sacrificial zinc anode when visibly corroded, Fully Tested - ETL listed to stringent UL and CSA Safety Standards, 50 foot cord.