: If you have well water with iron, add 3 to 5 GPG to your hardness total for every 1 PPM of iron detected . 2. Determine Total Capacity Needed
Most residential water softeners are rated by their (e.g., 32,000, 48,000, or 64,000 grains). To ensure efficiency and prevent premature wear, size your system to regenerate approximately once a week . what size water softener should i buy
For maximum salt and water efficiency, many experts recommend choosing a system where your weekly requirement is only about of the unit's total rated capacity . 3. Sizing Recommendations Household Size Hardness Level Recommended Capacity (Grains) 1–2 People Moderate (5–10 GPG) 24,000 – 32,000 3–4 People Moderate to High (10–20 GPG) 32,000 – 48,000 5+ People High (20+ GPG) Important Considerations How To Size A Water Softener: A Complete Guide : If you have well water with iron,