MSR Guardian Gravity Purifier
Specs
- Weight 1 lb., 3 oz.
- Filter Type Gravity filter
- Filter Life 3,000+ L
- Flow Rate 1 L/2 min
Pros
- Works great for group travel in the backcountry
- Requires no backflushing
- Activated carbon adds extra purification compared to other gravity systems
Cons
- Expensive for a gravity filter set up
- Heavy
