Replaceable cartridge filters up to 1,500 gallons; produces flow rate of 1.75 liters/minute; kit weights 11.5 ounces; made in the USA. Includes 4-liter dirty water reservoir, 4-liter clean water reservoir, hollow-fiber microfilter, hoses, shutoff clamp, and storage sack. No pumping required; reservoir fills easily and hangs from a tree to deliver four liters of filtered water for cooking and washing in 2.5 minutes. Meets all EPA/NSF guidelines for removal of 99.9999% of bacteria and 99.9% of protozoa, including giardia, cryptosporidium, E. coli, salmonella, cholera. High-capacity, gravity-fed, hollow-fiber water filter system is ideal for group and family camping, outdoor adventures, and emergency preparedness.

Model Name: GravityWorks. Item Weight: 0.33 Kilograms. Power Source: Gravity Powered. Package Information: Cartridge. Included Components: Clean reservoir, Dirty reservoir, microfilter, hoses, storage sack. Capacity: 4 Liters. Material: Polyethylene. Product Dimensions: 13.2"L x 2.8"W x 5.8"H. Color: Blue, Black, Grey. Brand: Platypus.