GravityWorks 4L Water Filter

The reviews keep coming and one thing is clear, the GravityWorks™ system is changing how people filter water. Delivering four liters of filtered water is just 2.5 minutes with no pumping, there’s simply no easier or faster way to get safe water away from home. Ideal for bigger groups, the system’s eight-liter capacity eliminates both the worry and hassle of keeping plenty of water around for anything you need.

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GravityWorks 4.0L Filter System - $119.95 (USD)
30% off all Platypus
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Free shipping on all orders 11/17 - 12/8


Available for U.S. addresses only.

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  • • Fast! Filters four liters in 2.5 minutes.
  • • Weighs just 10.75 oz. (305 g)
  • • 8L capacity lets you easily transport and store water for groups.
  • • Backflushes in four seconds, maintaining optimal performance with no additional parts or tools required.
  • • Platy zip opening collects water easily–even in challenging situations.
  • • Clean storage reservoir with shutoff clamp makes dispensing water a breeze.
  • • Create a custom system to meet your personal needs using our wide range of accessories.
  • • Effective: Meets all EPA & NSF guidelines for the removal of Bacteria and Protozoa, including Giardia, Cryptosporidium, E. coli, Salmonella and Cholera.
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Effective against protozoaYes
Effective against bacteriaYes
Effective against particulateYes
Effective against chemicals/toxinsNo
Effective against virusesNo
Weight11.5 oz / 326 g
Width3.25 in / 8 cm
Length9.5 in / 24 cm
Filter mediaHollow Fiber
Filter pore size0.2 microns
Flow (L/min)1.75 liters per min
Cartridge life1500 liters
Field cleanableYes
Water Bottle AdapterNo
Cartridge replacement indicatorNo
Country of OriginMade in USA of US and imported parts

Made in USA of US and imported parts

GravityWorks 4L Water Filter Instructions

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