The AutoFlow Gravity Microfilter represents the latest evolution of backcountry hydration, combining water filtration, storage and collection into a single, lightweight and pump-free system. With the latest Hollow Fiber technology and the power of gravity, the AutoFlow microfilter is fast as well—up to 1.75 liters per minute without a single pump stoke. 4-liter reservoirs allow you to filter large quantities at once making it perfect for groups, while quick and easy tool-free cleanings maintain high flow rates on extended expeditions.

Key Features:

No Pumping: Lets gravity do the work so you don't have to. Fast: Filters more than 1.75 liters per minute. Lightweight: Weighs only 10.5 oz. (299 g). Field-Maintainable: Can be cleaned repeatedly without disassembly for flow recovery. Adaptable: Filter directly into most any bottle or reservoir with included Universal Bottle Adapter.

Tech Specs:

Effective against protozoa: Yes
Effective against bacteria: Yes
Effective against viruses: No
Effective against particulate: Yes
Effective against chemicals / toxins: No
Weight: 13.8 oz / 392 g
Width: 4 in / 10 cm
Length: 6 in / 15 cm
Filter Media: Hollow fiber
Filter Pore size: 0.2 microns
Flow (L/min): 1.75 liter per minute
Cartridge life: ~1500 Liters
Field Cleanable: Yes
Field maintainable: Yes
Country of Origin: USA
Water Bottle Adapter: Yes

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