Aquarium Water PumpsExternal water pumps, available in a variety of sizes, may be used as return pumps (from a sump or wet/dry filter), for closed loop circulation or to drive a protein skimmer. A powerhead is a submersible water pump generally used for water circulation within an aquarium or to power a protein skimmer.
Do you find your fish having a little trouble breathing and is sort of gasping for oxygen? You need to improve on the different parts which make up your aquarium's environment, such as the amount of water in your tank. Some aquari...ONLY$13.99