Eliminates 99.99% of contaminants. Water is sterilized to the quality of drinking water!
Kills pathogens such as Cryptosporidium (crypto), Legionella and Giardia which chlorine has a difficult time killing.
Allows you to reduce the level of chlorine to a relatively minimal residual.
Long life bulb creates the UV light and the ozone.
Can be used with salt chlorine generating systems.