Heavy Metal Reduction Testing

1. Exceeds NSF Standard No.42 for chlorine/taste and odor reduction, Appendix B(June 1988 Ed.)
   
2. >= 83-99% reduction; tested according to NSF Standard 53, chloroform surrogate test, Appendix B (May 1990 Ed.)
   
3. >= 91-96% reduction; tested according to NSF Standard 53, metal reduction test, Appendix B (May 1990 Ed.)
   
4. >= 97-99% reduction; tested according to NSF Standard 53, Appendix B (May 1990 Ed.)
   
   + - Glardia and Cryptosporidium cyst claim based on actual tests, showing greater than 99.9% reduction of live Cryptosporidium parvum cysts which are smaller than Giardia cysts. Tested according to US-EPA "Guide Standard and Protocol for Testing Microbiological Purifiers"

Note: All of the above tests conducted at 0.6 gallons per minute