Virtually silent operation and contemporary upright design
Vertical hose outlet to help avoid kinking in airline tube
Rubber base absorbs vibration for less noise
Aqueon QuietFlow Air Pump Air Pump 40 - (Up to 40 Gallon Aquariums)
Aqueon QuietFlow Air Pumps provide powerful air flow with advanced features to virtually eliminate operating noise. Unlike other air pumps, QuietFlow models feature vertical hose outlets and check valves to prevent airline kinking, with a rubber base to absorb vibrations.
An internal check valve provides extra support to prevent kinking and backflow for long, quiet, efficient operation.