Price: $134.95
(as of Dec 28, 2024 14:50:21 UTC – Details)
High-capacity, pump-free filtration for groups and basecamps. Delivering 4 liters of filtered water in just 2.5 minutes with no pumping, the GravityWorks 4.0L system is the easiest and fastest way to get filtered water in the backcountry. Ideal for bigger groups or basecamps, the system has an 8-liter total capacity, easily providing filtered water for drinking, washing up, cooking, and cleaning. 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. Ultralight & Compact: System weighs 10.75 oz. (305 g) and stows smaller than most 1L bottles. Group-ready: 8 liter (4.0L filtered + 4.0L dirty) total capacity easily supplies water for groups. Field-cleanable: Microfilter can be easily backflushed in 4 seconds to maintain filter performance. Hollow Fiber Advantage: Hundreds of tiny, hollow fibers, enable the microfilter to filter water faster than traditional filter media. Easy collecting & dispensing: Collecting water is easy—simply open the top, scoop water, and close; control delivery of filtered water with hose shutoff clamp. Comes with: 4.0L Dirty reservoir, 4.0L Clean reservoir, Hollow Fiber microfilter, hoses, shutoff clamp, and storage sack.
High-capacity, gravity-fed, hollow-fiber water filter system is ideal for group and family camping, outdoor adventures, and emergency preparedness
Meets all EPA/NSF guidelines for removal of 99.9999% of bacteria and 99.9% of protozoa, including giardia, cryptosporidium, E. coli, salmonella, cholera
No pumping required; reservoir fills easily and hangs from a tree to deliver four liters of filtered water for cooking and washing in 2.5 minutes
Includes 4-liter dirty water reservoir, 4-liter clean water reservoir, hollow-fiber microfilter, hoses, shutoff clamp, and storage sack
Storage sack utilizes a PFAS-free DWR coating that is better for the environment and still keeps your filter dry
Replaceable cartridge filters up to 1,500 gallons; produces flow rate of 1.75 liters/minute; kit weights 11.5 ounces; made in the USA
Customers say
Customers find the water purification unit easy to use and set up. It filters quickly with no manual effort. They appreciate the reliable way it filters a large amount of water. The filter is advanced but delicate, and it cannot be dropped or used if dropped. Overall, customers are satisfied with the product’s functionality and ease of use.
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