We used this filter for a weekend backpacking trip on the Mogollon rim in Arizona. We filtered 5 gallons of water in no time for our group of 10 with no effort other than filling the bag and finding a tree to hang it. The flow rate actually seemed to improve when camping, relative to when I tested it at home. Perhaps the filter benefited from a cycle of flowing, followed by drying. I would giv
This review was written in the old system and had content requirements that are different than reviews written today.