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Platypus GravityWorks 4.0L Filter System

4.6 out of 5 stars 144 customer reviews
| 27 answered questions

Price: $119.95 & FREE Shipping. Details
In Stock.
Ships from and sold by Amazon.com.
4-Liter
    This fits your .
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  • No pumping: Just fill the dirty reservoir, hang it, and let gravity do the hard work.
  • Fast: Filters up to 1.75 liters per minute; filter lifetime up to 1,500 liters of water.
  • Effective: Meets all EPA & NSF guidelines for the removal of 99.9999% of bacteria and 99.9% of protozoa*.
  • Group-ready: 8 liter (4.0L filtered + 4.0L dirty) total capacity easily supplies water for groups.
  • Hollow Fiber Advantage: Hundreds of tiny, hollow fibers, enable the microfilter to filter water faster than traditional filter media.
14 new from $119.95
$119.95 & FREE Shipping. Details In Stock. Ships from and sold by Amazon.com.

Frequently bought together

  • Platypus GravityWorks 4.0L Filter System
  • +
  • Platypus Gravityworks Carbon Element
  • +
  • Platypus Gravityworks Filter Cartridge
Total price: $183.86
Buy the selected items together


From the manufacturer

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Gravity Works 4L System Gravity Works 2L Bottle Kit Gravity Works 2L System Platypus Meta Bottle + Microfilter
Which model is right for you? High-capacity system for filtering and dispensing water for groups Light, compact system that filters directly into any bottle or hydration reservoir. All the versatility of the Bottle Kit with the addition of a 2L Platy Bottle. Personal water filtration that's backcountry ready
Flow (L/min): 1.75 liters per minute 1.75 liters per minute 1.75 liters per minute up to 2L a minute
Cartridge Media / Life: Hollow Fiber / 1500 liters Hollow Fiber / 1500 liters Hollow Fiber / 1500 liters Hollow Fiber / 1500 liters
Field cleanable? Yes - backflush for 4 seconds Yes - backflush for 4 seconds Yes - backflush for 4 seconds Yes - simply shake to clean
Weight: 11.5 oz / 326 g 9.5 oz / 270 g 11.5 oz / 325 g 8.5 oz / 240 g
Width: 3.25 in / 8 cm 3 in / 8 cm 3 in / 8 cm 3.5 in / 9 cm
Length: 9.5 in / 24 cm 9 in / 23 cm 9 in / 23 cm 9.5 in / 24 cm

Technical Details

Product description

FEATURES of the Platypus GravityWorks 4.0L Filter System Filters four liters in 2.5 minutes Weighs in at just 10.75 oz (305 g) 8 liter capacity allows you to easily transport and store water for large groups Backflushes in four seconds, maintaining optimal performance with no additional parts or tools required Proprietary Platy zip opening collects water easily, even in a pinch or crappy conditions Clean storage reservoir with shutoff clamp allows for easy dispensing Meets all EPA and NSF guidelines for the removal of Bacteria and Protozoa, including Giardia, Cryptosporidium, E. coli, Salmonella and Cholera Clip webbing strap for easy handling, lifting, and carrying Bold and color-specific "DIRTY" and "CLEAN" graphics for quick identification Corner mounted valve for better packing Field cleanable design Made in USA of US and imported parts


Product details

  • Shipping Information: View shipping rates and policies
  • ASIN: B00J4022FS
  • Average Customer Review: 4.6 out of 5 stars  See all reviews (144 customer reviews)
  • Amazon Best Sellers Rank: #7,303 in Sports & Outdoors (See Top 100 in Sports & Outdoors)
  • Product Warranty: For warranty information about this product, please click here


Customer Questions & Answers

Customer Reviews

Top Customer Reviews

on September 21, 2015
Size: 4-Liter|Verified Purchase
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0Comment| 27 people found this helpful. Was this review helpful to you?YesNoReport abuse
on March 29, 2015
Size: 4-Liter|Verified Purchase
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0Comment| 34 people found this helpful. Was this review helpful to you?YesNoReport abuse
on September 20, 2014
Size: 4-Liter|Verified Purchase
22 comments| 16 people found this helpful. Was this review helpful to you?YesNoReport abuse
on June 15, 2016
Size: 4-Liter|Verified Purchase
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11 comment| 9 people found this helpful. Was this review helpful to you?YesNoReport abuse
on August 17, 2014
Size: 4-Liter|Verified Purchase
0Comment| 27 people found this helpful. Was this review helpful to you?YesNoReport abuse

Most Recent Customer Reviews

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