![]() With that simple 7-second swoop my filtering was essentially complete. I took the “DIRTY” bag and dipped it in the water. There are small attachments that you can use for cleaning or helping water flow, and each four-liter bag is separate (so one can be left at home if you want), but the core of the filter system is fairly minimal. I walked down to the creek, unpacked the GravityWorks filter, and marveled at the simplicity: two bags, two hoses, and a filter cartridge. That said, pumping water constantly for myself can get old fast, and pumping for three people usually leaves me sore and bitter. ![]() There are lots of types of filters on the market, and I’ve used the same leading brand of hand-pump filter for ten years - it has worked great for me. Revelation: The Moment I KnewĪs I mentioned, I’m a filterer. The stream was close (and full), so I reluctantly got to work. Moving from a comfortable spot to fetch water is one of my least favorite activities. After making camp, the backpacker’s first main chore is collecting water. It turns out the packaging weighs as much as the filter setup, and I was stoked to stow the full system in a small corner of my pack for an overnight in the foothills of the San Emigdio Mountains northwest of Los Angeles.īut I know myself: If I sit down for too long, I’ll never get up. I also don’t backpack in groups often, so when I received the GravityWorks to test, I cringed at what I thought was going to be a heavy, bulky filter. ![]() I really don’t have time to run water through a dirty bandana - I’d rather be hiking - and I believe a water treatment method should get sediment and pathogens in one go. I’ve always preferred filters as my method of water treatment because they’re simple (at least they should be!), cost-effective, and they remove crunchy particles from your water. Gear Review of the Platypus GravityWorks 4.0L Filter System Origins: Easing You In Does not include general wear, so the cartridge won’t be replaced for free after many uses.Ī premium price for a fully featured gravity filter. Quick Connect port makes it easy to hook up a bladder, while the water bottle adapter allows secure filtering into a bottle of your choice.Īll products have a lifetime warranty, and Platypus (owned by Cascade Designs) offers a repair service as well. The shutoff clamp is clutch, and the water bottle adapter works pretty well if you’re filter into something other than the 4L clean bag. The filter 2 hoses 1 4L dirty bag 1 4L clean bag Shutoff clamp Storage sack Water bottle adapterĪll the pieces you need, and more. Gets sediment and other bits of out water, but it won’t have a huge impact on swampy smells. They work extremely well, but if used in sub-freezing temperatures they will be rendered useless.Ĭrazy fast, especially when you’re literally letting gravity do all the work.Ī decent lifespan on the cartridge, but not the best out there. Filters the full 4-liter capacity roughly 375 times. Hollow fibers filters are industry standard. This filter doesn’t kill viruses, but it gets what’s commonly found in the backcountry. Details on this and other treatment types in our Guide. Hang it up and gravity filters your water for you. Removes bacteria, protozoa, and particulate from the water before you drink it. Individual pieces are very lightweight, so it can be broken down for less weight. Not the lightest filter setup on the market, but it beats most hand pumps. Platypus GravityWorks 4.0L Filter System Specifications Feature Type Water treatment is crucial when in the backcountry, and choosing the right system for you is key. The GravityWorks a pricey filter, but each component is well made and it can work for a single person or for large groups.Ĭheck out the full Platypus GravityWorks 4.0L Filter System review below and make sure to visit our comprehensive Guide to Water Filters and Purifiers if any aspect of water treatment is unclear. Fill the dirty bag with water, set it on a tree limb, and let gravity make that water clean to drink! It comes with a clean and dirty bag (each 4 liters in this model), the small filter, hoses to attach each bag atthe same end, and a carrying case. The Platypus GravityWorks 4.0L Filter System is a comphrehensive yet easy to use gravity water filter.
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