Buyer’s Guide · Water Softeners
How to Choose the Right Water Softener for Your Home
EcoPure water softeners are sized by household, not guesswork. Here is exactly how to pick the right model based on your home’s needs.
Choosing a water softener does not have to be complicated. The most important factor is how many people live in your home. EcoPure has engineered each model around real household water usage, so you get soft water without overpaying for capacity you do not need.
What determines the right water softener size?
Daily water usage
The average American uses 82 gallons/day at home for showers, laundry, dishes, and more. EPA EcoPure models are sized around this benchmark. High-usage households should size up.
Water hardness (GPG)
About 85% of U.S. homes have hard water, according to the U.S. Geological Survey. USGS EcoPure models are calibrated for 0 to 20 grains per gallon. Above 20 GPG? Size up to the next model.
How to test your water hardness ›Regeneration frequency
A properly sized softener regenerates every 3 to 10 days, keeping the resin bed refreshed and preventing salt bridges. EcoPure systems regenerate on demand, only when your usage requires it, saving salt over time.
How the regeneration cycle works ›AI-optimized salt usage
EcoPure’s smart regeneration technology learns your household’s usage patterns and adjusts automatically, using up to 40% less salt per year than conventional timer-based systems.
EcoPure water softener models by household size
Find the right EcoPure model for your home
We have done the math on water usage, hardness, and regeneration so you do not have to. Select the model that matches your household size.
Entry-level whole home softener
Efficient for smaller households. Handles up to 20 GPG hardness with low salt consumption per cycle. A reliable starting point for soft water throughout your home.
Shop EPS110Mid-size whole home softener
Our bestselling model, built for the average American household. Handles moderate to hard water with adaptive demand-initiated regeneration for maximum efficiency.
Shop EPS1202-in-1 softener and whole home filter
Combines water softening with whole-home filtration in a single unit. Ideal for households that also want to reduce chlorine, sediment, and other contaminants throughout every tap.
Shop EPH130Large capacity smart softener
EcoPure’s largest and most connected model. Monitor salt levels, water usage, and cycle history remotely through the iQua 2 app, and receive alerts directly to your smartphone.
Shop EPW140Frequently asked questions
Common water softener questions, answered
What size water softener do I need for a family of 4?
A family of four uses roughly 328 gallons of water per day, based on the EPA average of 82 gallons per person per day. For most homes with water hardness under 20 GPG, the EcoPure EPS120 is the right choice. If your water is harder than 20 GPG or your household uses more water than average, consider stepping up to the EPH130 or EPW140.
How do I know if I have hard water?
Signs include soap scum buildup, spotty dishes, stiff laundry, and white mineral deposits on faucets and showerheads. About 85% of U.S. homes have some level of hard water, per the U.S. Geological Survey. You can confirm with a test kit. EcoPure offers a free test strip, or you can request a water quality report from your local utility.
How often does a water softener need to regenerate?
A well-sized water softener regenerates every 3 to 10 days. EcoPure systems use demand-initiated regeneration. They only cycle when needed based on your actual water use, rather than on a fixed timer. This saves significant salt over time compared to conventional clock-based systems.
What is the difference between a water softener and a water filter?
A water softener removes calcium and magnesium (the minerals that cause hardness) through an ion exchange process. A water filter targets contaminants like chlorine and sediment. The EcoPure EPH130 does both in a single unit, making it a strong choice for households that want comprehensive whole-home water treatment.
Is EcoPure a good water softener brand?
EcoPure water softeners are designed, manufactured, and assembled in the United States and are backed by 100 years of innovation. The current lineup, including the EPS110, EPS120, EPH130, and EPW140, covers households from 1 to 6 or more people, with options for Wi-Fi monitoring and 2-in-1 filtration. EcoPure systems are available at Amazon and directly from ecopurehome.com.
What does GPG mean in water hardness?
GPG stands for grains per gallon, the standard unit for measuring water hardness in the United States. Water under 3 GPG is soft; 3 to 7 GPG is slightly to moderately hard; 7 to 10 GPG is hard; and anything above 10 GPG is very hard. Most EcoPure softeners are calibrated to handle up to 20 GPG efficiently.
Sources
- U.S. EPA WaterSense: Statistics and Facts — average American uses 82 gallons per day at home (USGS, 2015)
- U.S. EPA: Understanding Your Water Bill — a family of four uses around 10,000 gallons per month
- U.S. Geological Survey: Water Use in the United States — per-capita domestic water use benchmarks
- HomeWater101 / USGS: Hard Water Across the U.S. — 85% of U.S. homes have hard water
- EcoPure: Water Softeners (US) — product lineup including EPS110, EPS120, EPH130, and EPW140
- EcoPure Learning Center: What Is Hard Water?
Browse the full EcoPure softener lineup or request a free hard water test strip to get started.