Aquarium Ultraviolet Sterilizer 12X up to 500 Gallon Tank 36 Watts.
Features a unique twist flow design that guides water flow more evenly through the sterilizer, increasing exposure to ultraviolet light and improving the treatment of unwanted algae and harmful microorganisms.
Easy setup and installation.
Mounting brackets included for hang on or in-line applications.
Can be used with freshwater and saltwater aquariums.