You can think of MSR's Guardian Purifier as your saving grace on long journeys. Made in the USA, this purifier offers just the efficiency you need to conquer any adventure, no matter how remote it is, all thanks to its innovative self-cleaning ability, long-lasting filter media, and versatile purifying techniques.
This product can only be shipped within the United States.
• Made in the U.S.A.
• Withstands MSR water lab drop testing: 6 ft. to concrete
• Weight: 1 lbs 1 oz
• Effective against: bacteria, particulate, protozoa, and viruses
• Advanced Hollow Fiber filter media
• Filter Pore Size (Microns): 0.02
• Flow (L/min): 2.5 liters per min
• Cartridge life: 10,000+ liters
• 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