Gravity BeFree 10.0L Water Filtration System | KatadynThe new Katadyn Gravity BeFree 10L water filter, is the quickest, easiest way to purify water at camp. Featuring Katadyn's EZ Clean Membrane, the Gravity BeFree 10L has a fast flow rate of 2L minute, a see through water indicator window, a quick release hose system, and a capacity of up to 1000 L before changing filters. The new Katadyn Gravity BeFree 10L water filter is the quickest, easiest way to purify water at camp. Featuring Katadyn's new BeFree