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MSR Guardian Gravity Purifier
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New $309.95
Product details
| Management number | 236367588 | Release Date | 2026/07/09 | List Price | $108.48 | Model Number | 236367588 | ||
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Guardian™ Gravity Purifier
Description
The Guardian Gravity Purifier has you covered with safe water around the world, removing viruses, bacteria, protozoa, sediment and microplastics hands-free. Simply hang it while you go about your tasks at the hostel, basecamp or campsite—its 10L reservoir supports the daily water needs of multiple people. Originally designed to protect servicemembers in the field, this rugged purifier handles the abuse of travel and meets the NSF P248 military testing standard.
Features
Virus Protection
Ultimate Virus Protection - Meets NSF protocol P248 military testing standard for removing viruses (99.99%), bacteria (99.9999%), protozoa (99.9%), sediment and microplastics from "worst-case" water conditions
Taste
Better-Tasting Water - Two-stage purifier includes activated carbon to reduce chemicals and unpleasant tastes and odors
Capacity
Easy to Fill - 10-liter reservoir is easy to fill at sinks and streams alike; covers daily water needs for drinking, cooking and hygiene
Cleaning
Simple Cleaning - No backflushing required—simply opening the purge hose flushes the system to clean it and maintain flow rate
Flow Rate
Fast-Flow Rate - Up to 1 liter in 2 minutes with optimal reservoir hang height of 6 feet, 2.5x faster than the next leading gravity purifier
Travel
Engineered for Travel - Rugged, military-grade construction. Compact system fits easily in carry-on luggage and smaller packs
Certification
NSF P248 Testing Standard - The most rigorous scientific certification for proving a treatment device safely removes claimed contaminants from challenging wilderness water sources. Guardian devices are the market's only purifiers to pass the military standard P248 testing for virus removal. Meets U.S. EPA Guide Standard and Protocol for Testing Microbiological Purifiers
Specs
SKU
14005
Color
Grey
Weight (Standard)
1 lb 2 oz
Weight (Metric)
0.53 kg
Width (Standard)
4 in
Width (Metric)
10 cm
Length (Standard)
12 in
Length (Metric)
30 cm
Height (Standard)
4 in
Height (Metric)
10 cm
Effective against bacteria
Yes
Effective against chemicals/toxins
No
Effective against particulate
Yes
Effective against protozoa
Yes
Effective against viruses
Yes
Filter media
Advanced Hollow Fiber
Filter pore size (microns)
0.02
Flow (L/min)
.5 liters per min
Cartridge life
3,000+ liters
Field cleanable
Yes
Field maintainable
Yes
Water Bottle Adapter
Yes
Cartridge replacement indicator
Yes
Materials
Material(s)
UF Hollow Fiber, ABS
Origin
Made in the U.S.A. of U.S. and Imported Materials
Bestseller ranking
General
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