Platypus GravityWorks Water Filter System

Filtering up to 1.75 liters a minute without any pumping, the high-capacity GravityWorks™ Water Filter System filter is one of the easiest and fastest ways to get filtered water in the backcountry. It's ideal for backpacking groups and basecamps. It comes with a Clean reservoir, a Dirty reservoir, Hollow Fiber microfilter, hoses, shutoff clamp, and storage sack.

• Award-winner
• Individually tested to ensure it meets all EPA & NSF guidelines for removal of 99.9999% of bacteria and 99.9% of protozoa
• Hundreds of tiny, hollow fibers enable microfilter to filter water faster than traditional filter media
• Filters up to 1.75 liters per minute
• No pumping needed
• Easy collecting and dispensing
• Field-cleanable microfilter - backflush in 4 seconds to maintain filter performance
• Microfilter lifetime up to 1500 liters of water
• Compact size stows smaller than most 1 liter bottles
• Material: Polyethylene
• Filter pore size (microns): 0.2
• Dimensions: 9.5"L x 3.25"W (4 liters), 19.5"L x 10"W (6 liters)
• Weight: 11.5 oz. (4 liters), 12.3 oz. (6 liters)
• Assembled in USA of U.S. and imported materials