Koi pond inverted cone for pool fountain. Great way to aerate the pond. Note height compared to gallons per minute. The item "Inverted cone fountain nozzle Pond Pool koi WATER FOUNTAIN Aerator AB220 20-13" is in sale since Monday, July 22, 2019. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Ponds & Water Features\Outdoor Fountains".The seller is "usedlabequip731_1" and is located in Stoughton, Wisconsin. This item can be shipped worldwide.