Best Seller | Ap-20, 1700 cu/in. Air Pump With Diffuser, 20 W The Pondmaster AP-20 air pump is designed to oxygenate either pond or aquarium applications. The oil-less motor is designed to operate efficiently with low energy consumption. Can be used with 5/8 inch tubing to extend it range in pond applications,... ... more Ap-20, 1700 cu/in. Air Pump With Diffuser, 20 W The Pondmaster AP-20 air pump is designed to oxygenate either pond or aquarium applications. The oil-less motor is designed to operate efficiently with low energy consumption. Can be used with 5/8 inch tubing to extend it range in pond applications,... Petco.com | | $126.99 go to store |