Learning Center

Salt-Free Conditioner vs Water Softener

A water softener removes calcium and magnesium from the water. A salt-free conditioner does not remove them; it changes the minerals so they are less likely to stick to surfaces as scale. If you test conditioned water, it will still test hard.

How each one works

Water softenerSalt-free conditioner
ProcessIon exchange: hardness swapped for sodiumTemplate-assisted crystallization (TAC)
Removes hardness mineralsYesNo
Water tests softYesNo
Salt, drain, powerYesNone
Spots and soap latherNoticeably improvedLittle change
Scale inside pipes and heatersPreventedReduced

Which makes sense

A softener is the right choice when you want soft-feeling water, better soap lather, fewer spots and true hardness removal. At El Paso's typical 12 to 15 grains per gallon, that is what most homeowners are after.

A salt-free conditioner can make sense when a softener is not allowed or not practical, such as no drain access, HOA or local restrictions, or a household that wants no salt at all and mainly cares about scale inside the plumbing.

We install both. See our salt-free system specs and the water softener page.

If someone tells you a salt-free system "removes" hardness, ask them to test the treated water for hardness in front of you.

Keep reading
Reverse osmosis vs water softener →Whole-house filtration options →What size water softener do I need? →

Compare it for yourself.

Most El Paso city-water homes can be quoted without an in-home appointment.

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