How long to the pH + Mineral Boost Alkaline VOC filters last? October 08, 2021 18:55 Updated Follow The pH + Mineral Boost Alkaline VOC filters will last 12 months or 600 gallons, whichever comes first. Related articles How many tanks do I need to run through AquaTru before using the pH + Mineral Boost Alkaline VOC filter? How often do I need to change my filters? Does the filtered water taste from the pH + Mineral Boost Alkaline VOC filter taste different than regular AquaTru water? How long do the filters last in AquaTru countertop purifiers? How much will the pH + Mineral Boost Alkaline VOC filter raise my water's pH level?