Single-Tank Water Softener Single Tank Maximum Grain Capacity 31 300 Brine Tank Capacity 200 lb Total Number of Tanks 1 Number of Resin Tanks 1 Number of Brine Tanks 1 For Household Size More Than 5 People Single Tank Maximum Flow Rate Scale 7.2 gpm Single Tank Maximum Resin Capacity 0.81 cu ft Resin Tank Overall Depth Not Applicable Corrosion Resistant Yes Demand Regeneration Yes