Filter Overview All Products x Brands Katadyn 93 Micropur 2 Steripen 7 Optimus 33 AlpineAire 43 Spectra Watermakers 77 Applications Outdoor 62 Marine 20 Tactical 39 Emergency Preparedness & Relief 39 Humanitarian Aid 30 Solutions Water 93 Effective against Bacteria 10 Bad taste 4 Chemicals 2 Cysts 11 Protozoa 11 Sediments 11 Water Source Clear Water 27 Muddy water 11 Salt Water 7 Tap Water 7 Group Size 1 17 2-5 17 > 10 10 Usage daily 11 often 22 rarely 2 Operation hand-operated 2 manually 3 powered 2 Industrial Water Treatment Category Desalination 1 Find Spare Part PowerSurvivor Filter Cartridge 30 Micron discover PowerSurvivor 40E Extended Cruise Kit - DISCONT... DISCONTINUED discover EZ-Clean Membrane™ Filter Cartridge EZ-Clean Membrane™ Replacement Filter Cartridge for all blue Katadyn BeFree Water Filtration Systems. discover EZ-Clean Membrane™ Filter Cartridge - Black Edi... EZ-Clean Membrane™ Replacement Filter Cartridge for Katadyn BeFree Water Filtration System 1.0L, Black Edition. discover Hiker Pro Replacement Cartridge discover Vario Replacement Cartridge discover Vario Ceramic Prefilter Disc Replacement discover Vario Carbon Replacement Pack (2 pcs.) discover Vario Maintenance Kit discover Hiker Pro Pump Handle Kit discover Camp Series Ultra Flow Filter Replacement Cartr... Discontinued - replaced by EZ-Clean Membrane™ Filter Cartridge (8019641) in combination with BeFree Gravity Upgrade Kit (8020861)... discover Camp Series Shower Adaptor temporarily out of stock discover 2 3 4 5 6