MSR AutoFlow Gravity Filter Replacement Cartridge
Best efficient water solution for remote group camping trips.
This replacement cartridge restores high-performance water purification for gravity-fed systems. It eliminates the need for manual pumping, offering a reliable and efficient way to process water in the backcountry.
$76.95
at
Backcountry
More AutoFlow options
Who it's for
- Backpackers seeking a fast, hands-free filtration method for groups
- Long-distance hikers needing reliable performance over many miles
- Ounce-counting trekkers prioritizing safety and a light load
Who should skip it
- Winter campers operating in sub-zero environments
- International travelers visiting areas with known viral water risks
- Owners of non-MSR gravity systems looking for a generic replacement
Performance breakdown
Flow Rate Efficiency
Two liters per minute keeps hydration supplies stocked with minimal waiting.
Field Maintenance
Simple backflushing restores performance quickly without needing specialized tools.
Filter Longevity
The 1500-liter capacity handles extended expeditions with plenty of headroom.
Ease of Installation
Swapping the cartridge is intuitive and takes seconds in the backcountry.
Durability
Rugged construction stands up well to the rigors of wilderness travel.
Filtration Reliability
Hollow fiber technology provides consistent, trustworthy purification for every liter.
Key Specs
Purifying Element
Hollow Fiber
Action
Gravity
Manufacturer Warranty
3 years
Activity
Backpacking
Life Expectancy
1500 liters
Water Source Compatibility
Backpacking, Outdoor
Know before you buy
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