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.
One of the worst things any aquarium owner fears is oil in their system's water. Oil can cause serious health problems to an aquarium's fish , coral, and plants. It can also stick to aquarium accessories and decorations and makin...ON SALE$149.99