MSR Guardian Purifier Pump


The MSR Guardian pump purifier protects against viruses, bacteria, protozoa, and sediment in worst-case water scenarios. It is extremely durable, long lasting, and self cleaning.

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As the world's most advanced backcountry purifier, this pump protects against viruses, protozoa, bacteria, and sediment in some of the wost water condions. The Guardian originally was developed for military use and quickly became available for the backpacker, avid world traveler, and emergancy kits. The long-lasting preformance, duribility, and ease of purification may lead to this becoming the last water treatment device you'll ever need.

Ultimate Protection: Meets NSF protocol P248, testing standard used by U.S. military, for removal of viruses, bacteria, protozoa, and sediment from “worst-case” water conditions
Fast & Easy: Pumps a rapid 2.5 liters per minute, offering added viral protection without the need for chemicals, bulbs, batteries, or waiting
Self-Cleaning: Pump self-cleans on every stroke, providing consistently fast flow rates with zero hassle—no backflushing or filter-scrubbing ever required
Long-Lasting: Leading-edge hollow fiber cartridge treats up to 10,000+ liters
Extremely Durable: Engineered to withstand heavy use, freezing, drops*, and harsh environments. *Withstands MSR water lab drop testing: 6 ft. to concrete
Not damaged by freezing temperatures
Developed for U.S. Military squads
Width: 4.4 in
Height: 4.5 in
Length: 8.25 in
Weight: 1 lbs 1 oz
Filter Pore Size (Microns): 0.02
Effective against Bacteria: Yes
Effective against Particulate: Yes
Effective against Viruses: yes
Effective against Chemical/Toxins: no
Cartridge Life: 10,000+ liters
Filter Media: Hollow Fiber

Additional information

Weight 2 lbs
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