*Each microfilter is individually tested to ensure it meets all EPA and NSF guidelines for the removal of 99.9999% bacteria and 99.9% of protozoa, including Giardia, Cryptosporidium, E. coli, Salmonella and Cholera.
Magnetic Drink Tube Clip
Bite Valve Cover
Effective against bacteria: Yes
Effective against protozoa: Yes
Effective against viruses: Yes
GravityWorks Replacement Filter
GravityWorks Replacement Hose Kit