AquaTru Pre/Carbon Replacement Filter Cartridge Stages 1-2/3/4
Each filter can purify 600 gallons of water or work for 6 months, whichever comes first. Compatible with AquTru Counter Top purifiers. Models: AT2000, AT2010, AT2020, AT2030, AT2040, AT2050 Names: AquaTru Classic (Standard), AquaTru Classic Smart / Connect, AquaTru Classic Alkaline Domestic shipping only!