The cartridge is designed for the Marine 2 range of point of use applications where safe, great-tasting, quality water is required. Flow rates from 7 litres / minute up to 16 litres/minute — more than enough for a yacht kitchen or stateroom supply. This system is NSF/ANSI certified to remove cysts, chlorine and sediment. contains our patented blend of surface-active ceramics (Ceramet) that inhibits ecoli, pseudomonas, legionella and other harmful bacteria whilst reducing heavy metals and fluoride. Our combination of a Ceramet granular ceramic bed and cutting edge carbon coated fibrous matrix create a unique, multi functional surface area with an electrolytic action which offers exceptional filtration performance.