Give your UltraPress® a boost! Add a One-Way Valve to make it possible to add electrolytes, drink mixes and other flavored liquids into an UltraPress.
 
Note: the GeoPress® One-Way Valve ships pre-installed in every GeoPress Bottle.
 
A feature no other drink-thru filter bottle can deliver, our One-Way Valve for the UltraPress® allows electrolytes and sport drink mixes to be added to clean purified water without compromising the integrity of the filter. Also allows your UltraPress to be used with a variety of flavored drinks such as juice, bubbly water, mocktails and cocktails.
 
 
Removes: Waterborne pathogens (99.99% of viruses, 99.9999% of bacteria, 99.9% of protozoan cysts), including Rotavirus, Hepatitis A, Norovirus, Giardiasis, Cryptosporidium, E. Coli, Cholera, Salmonella, Dysentery and more
Filters: Particulates (sediment, microplastics) and ultra-powdered activated carbon adsorbs many chemicals, pesticides, herbicides, heavy metals, VOCs, flavors and odors
Durability: Withstands 10 ft drops (full of water) onto concrete
Cartridge Lifespan: 300 presses (150L/40 gal), as “press time” reaches ~25 seconds (or three years have elapsed since first use) it’s time to replace your purifier cartridge
Cartridge 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 additional years
Materials: Made from BPA-FREE polypropylene #5, food-grade silicone, TPE and ABS food-grade plastic
Testing Standards: Independently tested by a certified laboratory to meet or exceed NSF/ANSI protocols 42 and 53 for sediment, pathogen and chemical removal; meets the EPA Guide Standard and Protocol for testing microbiological water purifiers
Designed in USA. Cartridge media made in USA. Purifier bottle made in China