Filter Overview All Products x Applications All Outdoor 97 Adventure & Sports 97 Caravaning 8 Travel & Health 11 Hunting & Fishing 98 Tactical 60 Emergency Preparedness & Relief 9 Humanitarian Aid 3 Solutions Water 24 Food 44 Cooking 29 Brands Katadyn 15 Micropur 2 Steripen 7 Optimus 29 AlpineAire 44 Effective against Bacteria 4 Bad taste 1 Cysts 5 Protozoa 5 Sediments 4 Virus 1 Water Source Clear Water 21 Muddy water 5 Tap Water 9 Group Size 1 16 2-5 15 > 10 3 Usage daily 1 often 18 rarely 2 Series Vegan 1 Beef 6 Pork 8 Poultry 13 Vegetarian 13 Allergens All Natural 7 Gluten Free 23 Lactose Free 1 0g Trans Fat 26 Packaging Bar 1 Pouch 15 Fuel Jet fuel 3 Diesel 3 Gas 10 Jet fuel 3 petroleum 3 white Gas 4 Pot Size < 1l 3 > 1l 2 Find Spare Part Adventure & Sports Whether hiking, camping, enjoying active sports or on an expedition, our solutions ensure safe drinking water is always within reach and healthy food is possible everywhere you go. Projects & Case studies Steripen Ultralight UV Water Purifier discover Steripen Ultra UV Water Purifier discover Steripen Aqua UV Water Purifier discover Steripen Adventurer Opti UV Water Purifier discover Steripen Classic 3™ UV Water Purifier discover Steripen FitsAll™ Filter discover Steripen Pre-Filter discover Micropur MP1 Water Purifier Tablets (Package of... discover Micropur MP1 Water Purifier Tablets (Package of... discover Camp Series Shower Adaptor discover New BeFree Gravity Upgrade Kit The BeFree Gravity Camp Upgrade Kit turns your Katadyn Gravity Camp or Base Camp Pro into a Katadyn BeFree Gravity Water Filter System. discover Active Carbon Bottle Adapter discover 1 2 3 4 5