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.
Tunze MasterStream pump is in a class of its own. Designed primarily for zoos, research institutes and public aquaria, The MasterStream 6515 is also suitable for home aquariums of over 5250 gallons. With a 5" diameter outlet, th...ONLY$3,689.99