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MSR MiniWorks EX Water Purifier System

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MSR's most versatile and comprehensive water treatment system.

 Get the added viral protection that’s critical in popular wilderness areas and developing countries with this comprehensive purifier and microfilter system.

The MiniWorks® Microfilter—our best-selling filter for demanding conditions—utilizes a ceramic/carbon element to filter out waterborne bacteria and protozoa, as well as particulate, taste and odors at 1 liter per minute. When viruses are a concern, the chlorine-based Aquatabs®purification tablets add viral defense.

Together they provide the most reliable water possible in a compact, lightweight system that’s great for backpacking and international travel.

  • Iodine-Free: No unpleasant iodine taste or health risk.
  • Long-Lasting: Durable ceramic element filters up to 2,000 liters; 50 tablets treat up to 95 liters.
  • Fast & Easy: Pumps up to 1 liter per minute.
  • Ideal For: Use in developing countries and popular wilderness areas.
  • Includes: MiniWorks EX Microfilter and 50 Aquatabs purification tablets.
  • Testing: Meets NSF protocol P231 for removal of bacteria (99.9999%) and protozoa (99.9%) from beginning to end of filter life in “worst-case” water.
  • Reliable: Durable carbon/ceramic element ensures safe, taste-free water—even with frequent, heavy use.
  • Field-maintainable: Can be cleaned repeatedly for full filter recovery with no tools required.
  • Fast Flow: AirSpring Accumulator increases filtration speed; up to 1-liter per minute.
  • Better-tasting Water: Carbon core removes unpleasant tastes and odors caused by organic compounds, such as iodine, chlorine, and pesticides.
Weight  460grams
Dimensions 7cm x 19 cm x 13 cm
Filter media Ceramic Plus Carbon