MSR AutoFlow Gravity Water Filter

Filter Type Gravity
Filter Medium Hollow filter
Removes/Destroys Protozoa and Bacteria
Output 1.75 liters per minute
Housing Material Plastic
BPA Free Yes
Field Cleanable Yes
Dimensions 11.3 x 20 inches
Weight 11.1 ounces

Operation is simple: fill the 4 liter collection reservoir with dirty water, connect it to the filter with the quick disconnect fitting and let the water flow
Efficient hollow fiber technology filters up to 1.75 liters per minute
Lightweight 4-liter system weighs just 11.1 oz.
Included shut-off clamp lets you control the water flow so you won’t waste a drop of clean drinking water
Quick and easy tool-free cleaning maintains high flow rates on extended expeditions; can be backflushed repeatedly without disassembly to regain flow rates
Filter directly into most any bottle or reservoir with included universal bottle adapter
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’