Enriched filter refill granules for the Aarke Purifier make the water cleaner, add magnesium, and turn tap water into alkaline water through increased pH value. The filter granules come in customized refill bags and are poured into the Purifier’s stainless-steel cartridge. Made in collaboration with BWT, one of the world’s leading water technology companies. 

Made in collaboration with BWT, one of the world’s leading water technology companies.

The granules are sold in a 3-pack of refill bags. One bag filters up to 31.7 gallons (120 L) of water and lasts up to 8 weeks.