Description

Restore your MSR Guardian Gravity purifier (not included) with this replacement cartridge to ensure high-flow delivery of purified, virus-free water on demand, virtually anywhere on Earth.

Features

• Meets NSF protocol P248 military testing standard—removes viruses (99.99%), bacteria (99.9999%), protozoa (99.9%), sediment & microplastics from "worst-case" water conditions
• When used with the Guardian Gravity purifier (not included), this hollow-fiber cartridge provides fast, anti-virus water purification—up to 1 liter in 2 minutes
• 2-stage purifier includes activated carbon to reduce chemicals and unpleasant tastes and odors