•Refillable cartridge which is Maxtra+ Compatible. Built for life instead of 30 days. Simply pour in new refill granules every 45 days.
•Designed to fit your current Maxtra or Maxtra+ Jug. Also compatible with any kettle or coffee machine that accepts Maxtra and Maxtra+.
•Phox Compatible Cartridge comes with a blue refillable filter cartridge and a 3-Month refill pack of your choice.
•Refill Pack choice - Alkaline: Filtered pH 8-9, Added magnesium, helps acid reflux, great taste.
•Refill Pack choice -Clean: Softens water, great for tea & coffee, removes nasties, great taste.