Salt-free water softeners tend to cost more initially but last for around 3 years without electricity or recharging required. These models are also smaller than salt-based water softening systems ...

For this reason, it works best in water that is not chlorinated and without iron ... for most water softener resins. When this happens, regenerate the bed with table salt, and you will have ...

If you choose a water softener system that uses sodium or potassium for filtration or has a resin bed, you’ll need salt refills every few months. You’ll pay more for higher quality products ...