Pond, 2 Aerators, (Double Outlet Aeration Kit) Every process that happens in the pond is dependent on oxygen. This is especially important at night when plants are not converting CO2 into oxygen.POND AIR PUMP SPECS Maximum Air Flow Rate (Loaded)........ 4000 cc/min. x 2Maximum Air Depth (Loaded)........ 8.5 ft. waterNumber of Outlets & Discs Included........ 2Length of Air Line........ 2 x 25 ft.Wattage........ 6WAmperage........ 0.055Power Cord Length........ 6 ft.Warranty........ 3 Year LimitedUnit Weight........ 3.21 lbs.POND AIR 2 AND 4. Every process that happens in the pond is dependent on oxygen. This is especially important at night when plants are not converting CO2 into oxygen. Dissolvedoxygen levels are also generally lower in warmer water temperatures. Pond aerators oxygenate your pond, helping all biological processes and creating a more stableenvironment, resulting in healthier fish and plants. Aeration is also very important during winter months in colder climates, as ae