MSR Guardian Pump Cartridge Replacement

Removes viruses, bacteria, protozoa, and particulates, like dirt and sediment. 

Technical Features
Effective against bacteria: Yes
Effective against chemicals/toxins: No
Effective against particulate: Yes
Effective against protozoa: Yes
Effective against viruses: Yes
Filter pore size (microns): 0.02
Flow (L/min): 2.5 liters per min
Cartridge life: 10,000 liters
Field cleanable: Self-Cleaning
Field maintainable: Yes
Water Bottle Adapter: Yes
Cartridge replacement indicator: Yes

Dimensions
Length: 14.5 cm (5.75 in)
Height: 7 cm (2.75 in)
Width: 7 cm (2.75 in)

Weight
180 g (6 oz)

Materials
Hollow fiber