Filter Overview All Products x Applications All Outdoor 129 Marine 84 Tactical 85 Emergency Preparedness & Relief 104 Humanitarian Aid 91 Gravity Water Filter (HWTS) 4 Remote Communities 7 Commercial 50 Solutions Water 91 Brands Katadyn 32 Micropur 2 Spectra Watermakers 57 Effective against Bacteria 4 Cysts 4 Protozoa 4 Sediments 5 Water Source Clear Water 12 Muddy water 5 Salt Water 11 Tap Water 3 Group Size 1 5 2-5 5 > 10 16 Usage daily 16 often 9 rarely 2 Operation powered 8 solar powered 1 Find Spare Part Humanitarian Aid Sustaining life no matter where. The Katadyn Group has the broadest portfolio of products and technologies for drinking water treatment on the market. Humanitarian aid organizations and WASH coordinators rely on our products to ensure the supply of clean drinking water regardless of location, water source and population size. Projects & Case studies Drip Maintenance Kit discover Pocket Ceramic Replacement Cartridge discover Combi Ceramic Replacement Element discover Carbon Replacement Pack (2 pcs.) discover Expedition Ceramic Replacement Cartridge discover Filter Hose Kit for Pocket, Combi, Vario, Hiker... discover Pocket Carrying Bag discover Combi replacement housing discover Combi Carbon Cartridge discover Combi Bottle Adapter discover Combi Carrying Bag discover Expedition Ball Check Valve discover 4 5 6 7 8