Aquarium AerationProper aeration is important for your fish. There are many different uses for air pumps, including: running air-driven protein skimmers, ozonizers, sponge filters (especially useful in quarantine aquariums) and adding bubbles to an aquarium via an air stone. Battery-operated air pumps are also available to help keep your aquarium oxygenated during a power failure.
The Marina 50 air pump combines high performance output with quiet operation. A reliable source of air for increasing water movement and turbulence for proper oxygenation, and can also be used to operate items such as air stones, ...ONLY$6.99