1hp: CasCade 5000 Floating Pond Fountain Aerator!! Recommended for Lakes & Ponds up to 2 acres in size. Add Oxygen & Circulate Thousands of Gallons of water in Your Pond every hour! Quality 115 Volt AC – 1 Horsepower Pump plugs into standard AC outlet! 5200 Gallon Per Hour max Flow! Elegant two-tier “CasCade” Fountain …