Aquatop's Eliminator UV Series is the perfect solution for your clarification and sterilization needs. The Eliminator UV Series aids in controlling unwanted algae blooms and helps eradicate free-floating parasites such as Ich. With a specially designed internal baffling structure, the unit forces water to pass by the UV unit multiple times before exiting back into a body of water. Each unit is compact and easy to use. Simply cut the stepped hose adapters to the appropriate tubing size, connect hoses, add hose clamps and plug in. Suitable for both Fresh and Saltwater use. The Eliminator UV Series helps terminate aquatic pests and delivers crystal clear water.