Filter Overview All Products x Applications Outdoor 1 Tactical 2 Emergency Preparedness & Relief 5 Humanitarian Aid 5 Application Categories WASH Camps 7 WASH Villages & Schools 5 WASH Household Water Treatment & Storage 5 WASH Remote & Off Grid Communities 1 Solutions Water 5 Solution Categories Filtration & Purification 2 Portable/Mobile Water Treatment 4 Household Water Treatment 2 Brands Katadyn 5 WASH Villages & Schools Stationary desalination systems, desalination plants in containers and mobile water filters with self-disinfecting ceramic filter elements for the treatment of large quantities of drinking water. Our water treatment systems purify salt water, fresh water and brackish water, grid-connected or in island operation (on/off grid). Projects & Cases Katadyn Rapidyn Filter Kit Katadyn Rapidyn Filter Kit is an emergency filter for small to large groups who need clean d... discover Katadyn Rapidyn Siphon Kit Katadyn Rapidyn Siphon Kit is an emergency filter for small to large groups in temporary nee... discover Drip Outlet Tap Kit (Set 2) discover Katadyn Mobile Filter Unit MOT-31 discover Katadyn Mobile Filter Unit MOT-54 discover