Max Flow Rate 60 gpm (3600 gph) Weir 8" Recommended Flow Rate 45-55 gpm (2700-3300 gph) Pond Size 2000 gallons with fish

this is THE diffuser for the job

or 8 hours before turning them off

The C-25 is a  plug-and-go GFCI protected control panel with a 24-hour timer and a photocell-controlled outlet for optional lighting

Kasco 3400AF 3/4 HP Pond Surface Aerator in 120V and 240V Power Supply:115V Max Flow Rate 60 gpmKasco 3400AF 3 4 HP Pond Surface Aerator in 120V and 240V Introduce more oxygen faster with a Kasco 3 4HP Pond Surface Aerator. The high performance design of this aerator uses a single open propeller that creates and pushes water droplets into the air allowing efficient transfer of oxygen to the water. Agitation and movement created by the process moves the oxygenated water throughout the body of water. These units can operate in as little as 17. 5