Water Treatment & Softeners in Columbus, OH

Compare 24 water treatment & softeners contractors near you in Columbus and surrounding area with an average rating of 4.6/5. Get free quotes, read reviews, and find the right pro for your project.

Last updated May 22, 2026

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Other Businesses in This Area

Aquafeel Solutions Columbus Ohio

5.0

Kinetico Water Systems - Columbus Northwest

5.0~26 years online
kineticocolumbus.comGet a Free Quote

Pure Aqua Columbus

5.04+ years online
pureaquacolumbus.com

Aqua Systems

4.921½+ years online
ilovemywater.com/columbusoh

Ohio Water Heaters

4.97+ years online
ohiowaterheaters.com/service-areas/reynoldsburg-oh-water-heater-repair-installation

Only Water Heaters

4.97+ years online
onlyhotwater.com

Pure H2O

4.87+ years online
pureh2ohealthywater.com

Culligan Bottled Water Columbus

4.7~8 years online
culliganbottledwatercolumbus.com

Culligan of Central, Ohio

4.729+ years online
culligan.com/locations/oh/canal-winchesterGet a Free Quote

The Waterworks Plumbing, Drain, Heating & Cooling

4.723 years online
thewaterworks.com

WaterBoss

4.429½+ years online
waterboss.com

Aqua Systems of Pickerington

4.321½+ years online
ilovemywater.com/columbusoh

Hague Quality Water, International

4.329½+ years online
haguewater.com

Troy Filters

4.217+ years online
troyfiltersusa.com

Leaf Home Water Solutions

3.615 years online
leafhome.com/locations/ohio/columbus/water-solutionsGet a Free Quote

WATERGUY REVERSE OSMOSIS

3.026+ years online
waterguy.com

Water Treatment & Softeners in Nearby OH Cities

Water Treatment & Softeners in Columbus, OH

Columbus, Ohio water-treatment contractors in this directory serve homes on Columbus Public Utilities (treated, hard at 8-12 grains) and surrounding Franklin County well-water properties. A whole-home twin-tank water softener runs $1,800-$3,400 installed. Well-water systems with iron filtration, softener, and RO at the kitchen typically land $4,500-$9,500.

Columbus Public Utilities treats Scioto and Hoover Reservoir water. Most installers run free in-home tests as part of the quote process.

Frequently Asked Questions

How hard is Columbus tap water?
Moderately hard — typically 8-12 grains per gallon (140-200 ppm).
Should I test my Franklin County well?
Yes — at minimum annually for total coliform and nitrates.
Is RO worth it?
For most users, yes — under-sink RO at $400-$900 installed.

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