Filter Overview All Products x Applications Outdoor 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 4 Portable/Mobile Water Treatment 4 Household Water Treatment 3 Brands Katadyn 5 WASH Household Water Treatment & Storage Ceramic elements-based water filtration systems with integrated HWTS as a simple, effective and sustainable solution for the temporary or long-term supply of families and small communities with clean drinking water - even off the grid. Projects & Cases Katadyn First Response Gravity Filter 3L Katadyn First Response Gravity Filter 3L is an emergency filter for families and small groups&nbs... discover 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 Katadyn Drip Filter Ceradyn discover Drip Outlet Tap Kit (Set 2) discover