Coralife Turbo-Twist UV Fish Tank Sterilizer 6X, Up to 250 Gallons

The coralife turbo twist 6x ultraviolet sterilizer features a unique twist flow design that guides water flow more evenly through the sterilizer. The increasing exposure to ultraviolet light and improves the treatment of unwanted algae and harmful micro-organisms. It can be used with freshwater and saltwater aquariums. Coralife bulbs are constructed with quartz glass to permit maximum emission of ultraviolet energy. The high-intensity output and spiral design greatly increases dwell time.