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GravityWorks 4L Filter System

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GravityWorks 4L Filter System is available for purchase in increments of 1

Keep a supply of drinking water right in your campsite. The Platypus GravityWorks™ water filter delivers 4 liters of potable water in just 2.5 minutes without requiring a single pump stroke.


Filter Material: Hollow Fiber
Output: 1.75 L/min
Removes: Protozoa, bacteria, particles
Field-Cleanable: Yes
Dimensions: 3 x 9.5 in
Gravity Flow: Yes
Cartridge Life: 1501 L
Compatibility: Platypus bottles, Platypus water tanks, Platypus Big Zip SL reservoirs
Claimed Weight: 11.5 oz
Recommended Use: Backpacking, camping, hiking
Manufacturer Warranty: Limited