Gravity-fed, high-capacity, hollow membrane water purifier; ideal for group and family camping, outdoor activities, and emergency preparedness Compact roll-bag reservoir available in 5-liter (1. 3 gallon) or 12-liter (3. 1 gallon) size; can be suspended from tree or other support for easy access Lifetime filtration capacity of 18, 000 liters (4, 755 gallons); produces flow-rate of 9-12 liters (2. 4-3. 4 gallons) of purified water per hour Make an Impact: For every YUNWEN product purchased, YUNWEN will provide a school child in need with safe drinking water for an entire school year.
