Ultraviolet sterilization is a proven, dependable, and effective method for controlling and eradicating algae spores, bacteria, and protozoa (i.e. ich) present in the water column. UV sterilization destroys disease-causing pathogens as water is pumped through the unit.

Ozone has been used for many years in drinking and waste water treatment plants throughout the world for sterilization and purification of water. Ozone is a very reactive form of oxygen that can destroy an enormous variety of liquid waste materials and toxins. In the aquarium, it offers a simple, highly effective method of maintaining a clean and stable environment.