Grayl - Geopress Replacement Purifier Cartridge

Replacement purifier cartridges for the Geopress are designed to last 350 cycles (65 gal. / 250L). Lifespan will decline when purifying water with high levels of silt, sediment or tannins. Cartridge press time increases towards the end of the cartridge lifespan; when press time reaches 25-30 seconds, the cartridge should be replaced. Cartridge continues to protect, even as press time increases.

Features:
Removes waterborne pathogens (viruses, bacteria, protozoan cysts), including Rotavirus, Hepatitis A, Norovirus, Giardiasis, Cryptosporidium, E. Coli, Cholera, Salmonella, Dysentery and more
Filters: particulates (sediment, microplastics) and many chemicals, pesticides, and heavy metals 
Improves taste, smell and clarity

Specifications:
Active Technology: Ion exchange, ultra-powdered activated carbon.
Antimicrobial: Yes
Chemical-free: Yes
Size: 7.3 cm H x 7.8 cm W
Weight: 108 g
Fast Flow Rate: 5 liters/minute
Lifespan: 350 presses
Shelf Life: Stored under proper conditions, an unopened Purifier Cartridge has a shelf life of 10 years. After a cartridge has been used, it lasts at least 3 add'l years.
Warranty: The Geopress Purifier Cartridge is accompanied by a ten (10) year warranty covering workmanship and materials.