For the Alkaviva Vesta H2, Athena H2 and Melody II Water Ionizers.
Alkaviva UltraWater filters have been designed with a 13-stage dual water filtration technology that removes 99.9% of virtually all contaminants including chloramine, pharma, heavy metals and resilient contaminants like chromium VI and arsenic. To call this just a prefilter is an understatement! Five stages of protection highlighted by spun fiber technology and the highest quality carbon.
Goes on the RIGHT side of your H2 Series ionizer. (Rated for 1,000 Gallons/ 4,000 Litres)