For ponds 4000-30000 gallons

115V units come with timer and GFI

Shallow ponds where the sunlight reaches the bottom and wind action helps stir the water can have adequate oxygen to the bottom in some cases but deeper ponds will seldom have good oxygen all the way to the bottom

heavy-duty media grate

Anjon Manufacturing Flood Series Pumps (Asychronous) FL-2100 fountain kit For ponds 4000-30000 gallonsAnjon Manufacturing Flood Series Pond Pumps FL 2100 The ANJON Flood MAG Drive FL 2100 is a high powered and reliable flood pump that is perfect for heavy duty waterfall or filtration systems. Engineered for 24 hour continuous use, this pump can be counted on around the clock. With high quality SIC seals, the Flood MAG Drive FL 2100 is built for long and efficient life. Additionally, this flood pump is designed for submersible applications only and