This BioCube UV upgrade kills free-floating green water algae, parasites and harmful bacteria. The sterilizer attaches directly to the built-in BioCube pump for easy setup and use (if used with a different pump the flow rate should not exceed 300 gph).

Features:

• Compatible with all Coralife and Oceanic BioCubes
• Low-Voltage ballast and 5 watt bulb ideal for small aquariums
• This UV should only be used submersed. Do not use as an external UV sterilizer.
• Tubing Size Connections: 1/2" or 12mm I.D. tubing