|Effective against protozoa||Yes|
|Effective against bacteria||Yes|
|Effective against viruses||No|
|Effective against particulate||Yes|
|Effective against chemicals/toxins||Yes|
|Weight||1 lb / 456 g|
|Width||2.75 in / 7 cm|
|Length||7.5 in / 19 cm|
|Filter media||Ceramic Plus Carbon|
|Filter pore size||0.2 microns|
|Flow (L/min)||1 liters per min|
|Flow (strokes per liter)||85|
|Cartridge life||~2000 liters|
|Country of Origin||Made in Seattle, USA|
|Water Bottle Adapter||Yes|
|Cartridge replacement indicator||Yes|
Overview Purifies water for camping, hiking, boating and international travel. Effective against Giardia cysts, bacteria and viruses, making water safe for drinking, brushing teeth, cooking and washing fruits, vegetables...
Features Specifications 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,...
Features Specifications Video Unrivaled Ease, Speed & Convenience. No other purifier rivals the speed, simplicity and effectiveness of GeoPress. In eight seconds, it makes 24 ounces (710 ml) of...
Features Specifications Video The original purifier that put Grayl on the map. It's compact, fits in virtually any backpack pocket and provides global protection from waterborne pathogens (VIRUS, bacteria,...