A one-year combo pack includes all the replacement cartridges needed for one year of purified drinking water. For use with the Aquatru Alkaline/Mineral Countertop & Under Sink water purification systems.
2 x Dual Function Pre-Filter (Stage 1 & 2)
1 x Alkaline pH + Mineral Boost + Carbon/VOC (Stage 4)
* NOT for use with the AquaTru Carafe systems