<!--ProdInc[300303859]/Mall:[backcountry_US]-->The Guardian Gravity Water Purifier keeps us safely hydrated on our backcountry treks and while traveling abroad. The high-flow system filters up to 1 liter in 2 minutes, providing 10 liters of drinkable water by the time weve figured out where the smell in our hostel dorm is coming from. Its us. The smell is us. <h3>Details</h3> High-flow, gravity-powered purifier packs small for backpacking Filters out bacteria, particulate, viruses, and protozoa Simple cleaning for optimal taste and flow 10L capacity provides all-day hydration for multiple people Durable and effective to meet NSF P248 military testing standards Top opening for easy fill and water bottle adapter for easy refill Cartridge life indicator alerts you when its time to change it For optimal flow rate, hang the reservoir bag at least 6 ft. above the clean water receptacle Item #MSQ001D <h3>Tech Specs</h3> Material : ultrafiltration hollow fiber, ABS (acrylonitrile butadiene styrene) Purifying Element : Advanced Hollow Fiber Eliminates : bacteria, particulate, viruses, protozoa Filter : UF hollow fiber Pore Size : 0.02 micron Cartridge Life : 3000+ L Action : gravity Volume : 10L Flow : 0.5L/min Field Cleanable : yes Includes : cartridge replacement indicator, water bottle adapter Dimensions : [height x length x width] 4 x 12 x 4in Claimed Weight : 1lb 3oz Manufacturer Warranty : limited 3 years