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 10 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 Hiker Pro Maintenance Kit temporarily out of stock discover Vario Handle Set discover Vario Pump Head - Spare Part discover Vario Axle Pin discover Vario/Camp Series Carrying Bag discover Hiker Pro Body , transparent discover Active Carbon Bottle Adapter discover Pocket Piston Rod Kit Filter discover Pocket Maintenance Kit discover Expedition Lid Fastening Kit (Set 2) discover Expedition Seal Set discover Pocket Ceramic Replacement Cartridge discover 2 3 4 5 6