Hydor Koralia Powerhead

Dynamic, fully submersible water pumps revitalize hard-to-access "dead spots" in your aquarium. Magnetic base with articulating ball joint allows a full, 360-degree range of convenient pump positions. Directs vital water movement to areas of your aquarium never possible with conventional powerheads. Patented propeller design generates water flow that is both powerful and delicate - ideal for marine and reef aquariums. Extremely low energy consumption. Suction cup and magnet mounting system measures 2-3/4" diameter and is suitable for aquarium glass up to 1/2" thick. Nano features 1-3/4" diameter suction cup and magnet mounting system, also suitable for up to 1/2" thick glass nano reef aquariums.

The NEW Koralia Magnum Pumps, Models 5, 6, 7, and 8, boast unbelievable performance AND amazing low power consumption rate. Equipped with an electronic start up system and new technology rotors and propellers, the Koralia Magnum Pumps offer an energy-efficient solution to enhancing water movement and circulation in larger aquariums.