Katadyn Combi Microfilter Replacement Filter
Silver impregnated ceramic element with up to 50,000 liters capacity. Only fits Katadyn Combi filter. Measuring gauge indicates filter life. Removes particles, bacteria, cysts and parasites larger than 0.2 microns, including protozoa such as giardia and cryptosporidia. The filter is silver impregnated to ward off bacteria.