Water Filters & Purifiers
MSR
US brand (Cascade Designs) making pump filters and the Guardian purifier.
Not tested
Specifications are manufacturer-published figures compiled in August 2026. We have not independently tested this equipment. A dash means the figure could not be confirmed with the manufacturer.
MSR models
| Model | Format | Rated pore size | Removes | Rated life | Weight |
|---|---|---|---|---|---|
| Guardian Purifier | Pump purifier | 0.02 µm | Viruses, bacteria, parasites | 10,000 L | 490 g |
| MiniWorks EX | Pump, ceramic + carbon | 0.2 µm | Bacteria, parasites | 2,000 L | 456 g |
| TrailShot | Pocket pump | 0.2 µm | Bacteria, parasites | 2,000 L | 142 g |
| Thru-Link | Inline | 0.2 µm | Bacteria, parasites | 1,500 L | 74 g |
A dash means the figure could not be confirmed with the manufacturer.
Other brands
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