State-of-the-art, high-volume water purifier - the only gravity system you may ever need.
Using the revolutionary technologies of the original Guardian, this gravity-powered sibling delivers large volumes of purified water virtually anywhere on Earth. From hostels to basecamps to backcountry zones, its military-grade engineering and fast flow mean adventurers have the viral defense and safe water they need for drinking, cooking and hygiene.
Ultimate Two-Stage Protection: Uses hollow fiber and activated carbon to remove viruses, protozoa, bacteria and microplastics, and reduce chemicals and tastes. Meets the more rigorous NSF protocol P248 military testing standard. Easy to Fill: 10 L reservoir fills easily at sinks and wild sources. Universal bottle adapter prevents cross-contamination. High-Flow Cartridge: Advanced engineering creates fast virus-removing gravity system (1L in 2 min). No Backflushing: Integrated purge valve quickly flushes system to clean it and maintain flow. Built for Travel: Rugged, military-grade construction; compact system fits easily in carry-on luggage and smaller packs.