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Water Treatment & Softeners in Des Moines, IA
Compare 23 water treatment & softeners contractors near you in Des Moines and surrounding area with an average rating of 4.7/5. Get free quotes, read reviews, and find the right pro for your project.
Last updated March 23, 2026
Most pros respond within 2–24 hours
Verified Pro Installers
Other Businesses in This Area
Altoona Water Softener
PureSpring Water Softeners & Filters
3 years onlineAir Filter Sales & Services
5.0~23 years onlineMid Iowa Fountain Services
5.018½+ years onlineMidwest Water Experts
5.0~6 years onlineCrystal Clear Water
4.9~24 years onlineKinetico Of Des Moines
4.9~15 years onlineSchaal Plumbing, Heating and Cooling
4.924½+ years onlineCulligan Des Moines
4.8~15 years onlineLazer Home Services Plumbing, HVAC, & Electrical
4.88½+ years onlineRichardson Plumbing Company
4.78½+ years onlineCrystal Clear Water Treatment
4.6~24 years onlineIowa Soft Water
3.721½+ years onlineWater Treatment & Softeners in Nearby IA Cities
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Water Treatment & Softeners in Des Moines, IA
Des Moines water-treatment contractors in this directory serve homes on Des Moines Water Works (treated, hard at 12-18 grains) and surrounding Polk 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.
Des Moines Water Works treats Raccoon and Des Moines River water. Iowa nitrate concerns drive RO demand for drinking water in some areas.
Frequently Asked Questions
- How hard is Des Moines tap water?
- Hard — typically 12-18 grains per gallon (200-300 ppm).
- Should I worry about nitrates?
- Yes — Iowa agricultural runoff drives elevated nitrate levels in some areas. RO removes nitrates effectively.
- Is RO worth it?
- For most users, yes — under-sink RO at $400-$900 installed.
About NeedInstall
NeedInstall helps connect customers with local installation professionals across Des Moines and surrounding communities. Featured contractors have claimed their profile and verified their business information. Listings marked as "Verified Pro" have been confirmed by the business owner.