Grayl UltraPress® Replacement Purifier Cartridge Camping Tents Designed with incredibly strong Silverlite™

Designed with incredibly strong Silverlite™ cord and our innovative Microtune™ adjustment system

an unused (and airtight) purifier cartridge has a shelf life of 10 years

you can dramatically extend your camp’s footprint with a rugged

Specifications

Grayl UltraPress® Replacement Purifier Cartridge Camping Tents Designed with incredibly strong Silverlite™Replacement purifier cartridges for the UltraPress are designed to last 300 cycles (40 gal. 150L). 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. Removes waterborne pathogens (viruses, bacteria,