Whether you're backpacking across The Range of Light or exploring Olympic National Park, you'll want the MSR Miniworks Ex Purifier System when you're filtering water in popular wilderness areas. The kit includes MSR's compact, lightweight Miniworks filter to eliminate 99. 9% bacteria, protozoa, and particulate matter, but when the risk of viral contamination is also a concern, simply add the included chlorine-based Aquatabs to eliminate viral pathogens.
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MSR Miniworks Ex Purifier System ships and sold by Backcountry
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