Filter Overview All Products x Solutions All Water 44 Micro Filtration & UV Purification 44 Personal Water Treatment 80 Household Water Treatment 11 Landbased Desalination 44 Marine Desalination 84 Industrial Water Treatment 15 Chemical Disinfection 5 Storage & Conservation 11 Applications Outdoor 36 Tactical 18 Emergency Preparedness & Relief 20 Humanitarian Aid 12 Brands Katadyn 36 Steripen 8 Effective against Bacteria 13 Bad taste 4 Cysts 13 Protozoa 13 Sediments 12 Virus 1 Water Source Clear Water 35 Muddy water 9 Tap Water 11 Group Size 1 25 2-5 21 > 10 8 Usage daily 8 often 30 Find Spare Part Katadyn Hiker Pro transparent Transparent design; same proven quality. When you are out on a long adventure, this compact filter can deliver a liter of fresh, enjoyable water from a lake, river or creek in only a minute.&nbs... discover Katadyn Vario Filter Perfect for a small group, the award winning Katadyn Vario is a powerful companion in a small, lightweight package. This variable filter offers higher output or longer life, your choice! discover Katadyn Combi Filter Katadyn Combi is an all-around filter, suitable for extremely dirty water and small groups up to 3 people. Effective against microorganisms, reduces chemicals and improves the taste of ... discover Katadyn Drip Filter Ceradyn Katadyn Drip Ceradyn is a self-contained water filtering station for large amounts of water. Suitable for groups of 10 or more and for extremely dirty water. discover Katadyn Expedition Filter Katadyn Expedition - the high-performance filter. Suitable for groups of 10 or more. Effective against microorganisms. discover Katadyn First Response Gravity Filter 3L Katadyn First Response Gravity Filter 3L is an emergency filter for families and small groups in temporary need of water filtration solution. discover Katadyn Rapidyn DIY Filter Kit This product is only available for humanitarian aid organizations. The Katadyn Rapidyn DIY Filter Kit is an emergency filter for small to large groups who need clean dri... discover Katadyn Rapidyn Gravity Filter 10L This product is only available for humanitarian aid organizations. The Katadyn Rapidyn Gravity Filter 10L is an emergency filter for small to large groups who need clean... discover Katadyn Steripen Ultralight UV Water Purifier discover Katadyn Steripen Ultra UV Water Purifier discover Katadyn Steripen Adventurer Opti UV Water Purifier discover Katadyn Steripen Classic 3 UV Water Purifier discover 1 2 3 4