Katadyn TRK Drip Filter with Ceradyn Element
The Katadyn TRK Drip Filter will treat more water than any filter we know of (before cartridges need to be replaced). The TRK drip water filter is a gravity feed filter which requires no pumping, hookup, or electricity. Fill the upper compartment with up to 2. 5 gallons of untreated water, and it... Details BUY THIS PRODUCT!