Filter Overview All Products x Applications All Outdoor 182 Marine 91 Tactical 73 Emergency Preparedness & Relief 112 Humanitarian Aid 100 Gravity Water Filter (HWTS) 4 Remote Communities 7 Commercial 65 Solutions Water 98 Nutrition 2 Brands Katadyn 36 Micropur 5 Trek'n Eat 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 6 Group Size 1 5 2-5 11 > 10 17 Usage daily 16 often 11 rarely 5 Operation powered 8 solar powered 1 Series Vegan 2 Allergens Gluten Free 1 Lactose Free 2 Packaging Bar 2 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 Ceramic Replacement Cartridge Ceradyn CHF 94.90 add to cart E-1 Silver anode discover NRG-5® Emergency Food Ration discover NRG-5® ZERO Emergency Food Ration temporarily out of stock CHF 15.90 discover 5 6 7 8 9