Multi-Tank Water Softener Single Tank Maximum Grain Capacity 165 000 Brine Tank Capacity 1 000 lb Total Number of Tanks 2 Number of Resin Tanks 1 Number of Brine Tanks 1 Brine Tank Diameter 24 in Brine Tank Height 50 in Grains Capacity at 10 lb/cu ft Salt Dosage 155 000 Grains Capacity at 12 lb/cu ft Salt Dosage 165 000 Grains Capacity at 4 lb/cu ft Salt Dosage 90 000 Grains Capacity at 6 lb/cu ft Salt Dosage 120 000 Grains Capacity at 8 lb/cu ft Salt Dosage 140 000