Aquarium Air Pumps are a versatile product that will cover many jobs. The primary function of an Aquarium Air Pump is to generate oxygen in the water. This is needed in many processes whether it is in the display tank or in a hospital or treatment application. We also offer a wide variety of Aquarium Air Pump accessories. It is always a good thing to consider having a battery back up Aquarium Air Pump on hand in case of a power outage.