Filter Overview All Products x Brands Katadyn 128 Micropur 13 Steripen 8 Optimus 50 Trek'n Eat 47 Applications Outdoor 89 Marine 20 Tactical 51 Emergency Preparedness & Relief 54 Humanitarian Aid 35 Commercial 7 Solutions Water 128 Effective against Bacteria 24 Bad taste 16 Chemicals 14 Cysts 24 microplastics 11 Protozoa 24 Sediments 25 Virus 2 Water Source Clear Water 37 Muddy water 14 Salt Water 5 Tap Water 11 Group Size 1 23 2-5 21 > 10 9 Usage daily 10 often 32 rarely 2 Operation hand-operated 1 manually 3 powered 1 Find Spare Part BeFree AC Replacement Cartridge Slate Blue Works with all BeFree Systems (42 mm) except Gravity / Bottle versions. CHF 34.90 add to cart BeFree AC Replacement Cartridge Black Kompatibel mit allen BeFree Systemen (42 mm) ausser den Gravity / Bottle Versionen. CHF 34.90 add to cart BeFree AC Flip Cap Slate Blue CHF 15.90 add to cart BeFree AC Carbon Replacement (3 pcs.) CHF 32.90 add to cart BeFree AC - Silicone Mouth Piece (3 pcs.) CHF 15.90 add to cart New BeFree AC Bottle Replacement Cartridge Black Works with Katadyn BeFree AC Bottle (all sizes). CHF 34.90 add to cart New BeFree AC Flip Cap Black CHF 15.90 add to cart EZ-Clean Membrane™ Filter Cartridge EZ-Clean Membrane™ Replacement Filter Cartridge for all blue Katadyn BeFree Water Filtration Systems. CHF 44.90 add to cart EZ-Clean Membrane™ Filter Cartridge - Black Edi... EZ-Clean Membrane™ Replacement Filter Cartridge for Katadyn BeFree Water Filtration System 1.0L, Black Edition. CHF 44.90 add to cart 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. CHF 29.90 add to cart New Explorer Ceramic Replacement Cartridge CHF 159.00 add to cart New Explorer Virus Membrane Replacement Cartridge CHF 259.00 add to cart 3 4 5 6 7