MSR (Cascade Designs) Guardian Purifier Pump

When you are in need of good clean drinking water during outdoor pursuits. Look no further than the Guardian Purifier Pump. It's self-cleaning and easy to use. This pump is essential when needing extra viral protection. No matter the water conditions the Guardian Purifier Pump was created to protect you.

Features:

• Meets NSF protocol P248, testing standard used by U.S. military, for removal of viruses, bacteria, protozoa, and sediment from "worst-case" water conditions.
• Pumps a rapid 2.5 liters per minute, offering added viral protection without the need for chemicals, bulbs, batteries, or waiting.
• Pump self-cleans on every stroke, providing consistently fast flow rates with zero hassle no backflushing or filter-scrubbing ever required.
• Leading-edge hollow fiber cartridge treats up to 10,000+ liters.
• Engineered to withstand heavy use, freezing, drops*, and harsh environments.