Are you trying to figure out what size softener you'll need? You've come to the right place. The chart below will help you to determine which of our water softeners are the right fit for your home. Then take a look at the next section to help you figure out what grain capacity you need.
| Model | Capacity | Hardness* | Ferrous Iron* |
Additional Contaminant Reduction |
Warranty: |
| 350 Softener | 32,000 grain | 90 gpg, *sediment screen | 8 ppm | Radium, Barium |
- 1 Year Parts/Labor - 3 Year Electronic Control Board - 10 Yr Salt and Resin Tanks |
| 420 Softener | 42,000 grain | 120 gpg, *sediment screen | 10 ppm | NA | |
| 520 Hybrid Softener | 31,000 grain | 100 gpg, *sediment screen | 3 ppm | Chlorine Taste/Odor, Barium, Radium |
*Hardness and Clear Water (Ferrous) Iron Reduction Values.
*Sediment - the filters are designed the reduce large sediment, visible to the naked eye. There is no rated micron size.
How to Choose a Softener?
We'll need to do a little math. Let’s start with some calculations to determine the Unit Capacity that best fits your household:
What unit works best for the above example?
Looking at the available units below, we would recommend the 420 for the example above. The Grain Capacity of both units are over the family’s minimum 36,800 grain capacity needed, so that softener would be the most efficient for the family.
| Model | Grain Capacity |
|
350 420 520 |
32,000 42,000 31,000 |