MSR Guardian Purifier Cartridge Replacement
This replacement filter cartridge restores your Guardian Purifier
If your Guardian prefilter becomes worn or damaged, this replacement helps extend the life of your purifier. Easy to install, it's designed to self-right and draw water from just below the surface, where the water is cleanest. . . . Easy-to-install....
A Backpacker Magazine 2016 Editors' Choice winner, the MSR Guardian Purifier physically removes viruses, bacteria, protozoa and dirt quickly and easily on backpacking trips and international travel.
Guardian Purifier replacement hose kit. The 48