Ultralight, ultracompact and versatile, the pump-free GravityWorks 2.
0L Complete Kit makes it easy to filter water for 1-4 people. Whether directly into the included flexible bottle, a separate hard bottle or a hydration reservoir in a pack, filtering water is fast and easy thanks to gravity. Complete Kit: Easily configure the system to your needs with the included 2.0L flexible water bottle and adapters* for maximum versatility and adaptability. No pumping: Just fill the dirty reservoir, hang it, and let gravity do the hard work. Fast: Filters up to 1.5 liters per minute; filter lifetime up to 1,500 liters of water. Effective: Meets all EPA & NSF guidelines for the removal of 99.9999% of bacteria and 99.9% of protozoa**. Ultralight & Ultracompact: System can weigh as little as 6.3 oz. (180 g) and stows smaller than most 1L bottles (depends on configuration). Field-cleanable: Microfilter can be easily backflushed in 4 seconds to maintain filter performance. Hollow Fiber Advantage: Hundreds of tiny, hollow fibers, enable the microfilter to filter water faster than traditional filter media. Easy collecting & dispensing: Collecting water is easy—simply open the top, scoop water, and close; control delivery of filtered water with hose shutoff clamp. Comes with: 2.0L Dirty reservoir, 2.0L Platy bottle, Hollow Fiber microfilter, Universal Bottle Adapter, Push/Pull Cap Adapter, hoses, storage sack. *Adapters interface with all Platypus bottles, push/pull “sport” bottle caps, and most bottles from MSR, Nalgene, Klean Kanteen, CamelBak and many more (these trademarks are not owned by Cascade Designs, Inc.) **This includes Giardia, Cryptosporidium, E. coli, Salmonella and Cholera. Made in U.S.A. of U.S. and Imported Materials.