Ultraviolet radiation is used to sterilize and disinfect water without using chemicals. Select your WaterFilters.NET UltraViolet Disinfection System below. WaterFilters.NET UltraViolet Disinfection Systems have different specifications. Choose the WaterFilters.NET UltraViolet Disinfection System that meets your specific requirements. Email customerservice@waterfilters.net if you cannot find your WaterFilters.NET water filters.