MSR®
Guardian™ Purifier
For purifying even the most questionable water in the wilderness, nothing is safer or easier to use than the MSR Guardian Water Purifier. Originally designed for the military, it's also a valuable addition to any survival kit. Quick and easy to use, this purifier offers enhanced protection against viruses—essential when traveling in developing countries or hiking in crowded areas. Its hollow fiber filter provides the most reliable way to purify even the most dubious waters. With its long lifespan and revolutionary ease of cleaning, this purifier might just be the only water treatment device you'll ever need.
- High-performance protection: Compliant with the NSF P248 standard protocol used by the US military, concerning the elimination of viruses, bacteria, protozoa and sediments from the most unsanitary waters.
- Quick and simple: allows you to quickly pump 2.5 liters of water per minute, provides better protection against viruses without the need for chemicals, UV bulbs or batteries - and without delay.
- Automatic cleaning: the filter cleans itself with every pump stroke, ensuring a fast and consistent flow without worry — you never need to rinse or brush the filter.
- Long service life: the state-of-the-art hollow fiber cartridge allows for the treatment of up to 10,000 liters.
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Extremely robust: designed to withstand heavy use, frost, drops* and harsh environments.
*MSR laboratory drop test resistance: 180 cm (6 feet) onto concrete.