Filter Overview All Products x Solutions All Water 71 Micro Filtration & UV Purification 35 Personal Water Treatment 71 Household Water Treatment 9 Landbased Desalination 44 Marine Desalination 84 Chemical Disinfection 2 Applications Outdoor 63 Tactical 37 Emergency Preparedness & Relief 37 Humanitarian Aid 30 Brands Katadyn 62 Micropur 2 Steripen 7 Effective against Bacteria 10 Bad taste 2 Cysts 11 Protozoa 11 Sediments 11 Virus 1 Water Source Clear Water 33 Muddy water 9 Tap Water 13 Group Size 1 24 2-5 21 > 10 8 Usage daily 8 often 26 rarely 2 Find Spare Part 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 Vario Filter USA 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 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 Steripen Ultralight UV Water Purifier discover Katadyn Steripen Ultra UV Water Purifier discover Katadyn Steripen Aqua UV Water Purifier - DISCO... DISCONTINUED - we recommend Steripen Classic 3 as a similar model discover Katadyn Steripen Adventurer Opti UV Water Purifier discover Katadyn Steripen Classic 3 UV Water Purifier discover Katadyn Steripen FitsAll™ Filter discover Katadyn Steripen Pre-Filter discover 1 2 3 4 5