The MSR MiniWorks Ex Microfilter is the worldwide best-selling microfilter, delivering long-lasting, field-maintainable water filtration in demanding environments. Engineered for frequent and heavy use, it utilizes MSR's workhorse Marathon Ex carbon/ceramic element to ensure clean, reliable and taste-free water. Thanks to its innovative AirSpring Accumulator, It's capable of pumping one liter per minute and the flow rate can be renewed easily and repeatedly in the field - no tools required. It's lightweight and compact and, most importantly, been proven reliable by thousands of adventurers just like you.

Features

• 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
• Made in the U.S.A. of U.S. and Imported Materials

Specs

• Weight (Standard): 1 lb
• Width (Standard): 2.75""
• Length (Standard): 7.5""
• Effective against bacteria: Yes
• Effective against chemicals/toxins: Yes
• Effective against particulate: Yes
• Effective against protozoa: Yes
• Filter media: Ceramic Plus Carbon
• Filter pore size (microns): 0.2
• Flow (L/min): 1 liters per min
• Flow (strokes per liter): 85
• Cartridge life: ~2000 liters
• Field cleanable: Yes
• Field maintainable: Yes
• Water Bottle Adapter: Yes
• Cartridge replacement indicator: Yes
• Mechanical advantage: Yes

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