Use the water softener sizing calculator below to determine your Grain Capacity:
Enter Your Information and Click Calculate
Round up where applicable.
Note: If hardness is measured in MG/L or PPM divide it by 17.1 to convert to GPG.
What do your results mean?
Note: Calculations are based upon your softener regenerating on an average of every seven days.
|If Your Daily Grain Requirements Are:||You Need a Water Softener With:|
|0 - 3,500 Grains Per Day||24,000 Grain Capacity|
|3,501 - 4,500 Grains Per Day||32,000 Grain Capacity|
|4,501 - 5,750 Grains Per Day||40,000 Grain Capacity|
|5,751 - 6,850 Grains Per Day||48,000 Grain Capacity|
|6,851 - 9,150 Grains Per Day||64,000 Grain Capacity|
|9,151 - 11,500 Grains Per Day||80,000 Grain Capacity|
|11,501 - 13,700 Grains Per Day||96,000 Grain Capacity|
|13,701 - 15,700 Grains Per Day||110,000 Grain Capacity|
If you know your water softener size and valve, click below to buy your softener:
Metered On Demand Water Softeners:
- SoftPro CS1 EE
- Fleck 2510 Econominder Mechanical Meter
- Fleck 2510STX Digital Meter
- Fleck 5600 Econominder Mechanical Meter
- Fleck 5600SXT Digital Meter
- Pentair/Fleck High Flow
Twin Tank Metered Alternating Water Softeners:
- Twin Demand 9000 Mechanical Meter 24/7 Treated Water
- Twin Demand 9100SXT Digital Meter 24/7 Treated Water
Salt-Saving, Water-Saving Softeners:
- Fleck 5600 w/High Efficiency
- SoftPro Elite
Salt Free Water Softeners:
- FilterSorb SP