GravityWorks Water Filter 2L - Bottle Kit

The minimalist GravityWorks 2.0L Bottle Kit system is both ultralight and ultracompact, thanks to a simple adapter that easily connects the pump-free water filter system directly to a water bottle or hydration reservoir, conveniently filtering water for 1-4 people in the backcountry. Product Details Bottle Kit: Minimalist setup uses a Universal Bottle Adapter to connect the system directly to an existing water bottle or reservoir*. 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 6.6 oz. (187 g) and stows smaller than most 1L bottles. 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 easysimply open the top, scoop water, and close; control delivery of filtered water with hose shutoff clamp. Comes with: 2.0L Dirty reservoir, Hollow Fiber microfilter, Universal Bottle Adapter, hoses, storage sack *Adapter interfaces with all Platypus bottles and most 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. Product Specifications Minimum Weight: 6.6 oz/0.19 kg Weight (Standard): 9.1 oz/0.26 kg Width (Standard): 3 in/8 cm Length (Standard): 9 in/23 cm Effective against bacteria: Yes Effective against chemicals/toxins: No Effective against particulate: Yes Effective against protozoa: Yes Effective against viruses: No Filter media: Hollow Fiber Filter pore size (microns): 0.2 Flow (L/min): 1.5 liters per min Cartridge life: 1500 liters Field cleanable: Yes Water Bottle Adapter: Yes Cartridge  replacement indicator: No