MSR Guardian Purifier Pump

The Guardian purifier is the ultimate solution for purifying even the most challenging water sources, offering unmatched safety and ease of use. Originally designed for military squads, it now brings cutting-edge technology to global travellers, outdoor enthusiasts, and those preparing emergency kits. Fast, efficient, and user-friendly, this pump purifier provides essential viral protection, making it ideal for travel in developing regions or remote wilderness areas.

Featuring an advanced hollow fibre filter, the Guardian purifies water from even the dirtiest sources. With its long-lasting durability and revolutionary self-cleaning system, it’s a reliable, all-in-one solution that could very well be the only water treatment device you’ll ever need.

Explore our full range of Water Filters here.

• 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 litres 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 fibre cartridge treats up to 10,000+ litres.
• Extremely Durable: Engineered to withstand heavy use, freezing, drops*, and harsh environments.

  *Withstands MSR water lab drop testing: 6 ft. to concrete.