The Danner Supreme Oxy-Flo AP-40 is a high volume air pump for ponds, aquariums and other water systems. It uses an oil-less diaphragm motor and is designed for continuous operation.
Air volume: 2,900 cu. in. per minute (47 L per minute)
Power: 40 watts with a 6 ft cord
12-outlet air manifold
Accepts 3/4 in I.D. tubing
Maximum water depth: 9.6 ft
Weight: 9 lbs, UL/ETL certified
Keep the pump in a dry, ventilated spot above the water line.