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Water Treatment & Softeners in Hamilton, ON

Compare 25 water treatment & softeners contractors near you in Hamilton 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

Verified Pro Installers

Other Businesses in This Area

KS Toronto Reverse Osmosis

torontoreverseosmosis.ca

Water Solutions

Premium Water

5.0
premiumwater.ca

Viridian Water Systems

5.0
industrialwatersystems.ca

zadwater

5.0
zadwater.ca

Crystalflow

4.926½+ years online
crystalflow.com

Superior Plumbing & Heating of Hamilton

4.9
superiorplumbing.ca/hamiltonGet a Free Quote

Burlington Water-Tech

4.823½+ years online
burlingtonwatertech.com

Emco Hamilton Mountain

4.8
emco.ca/stores/emco-hamilton

Soul Water Plus

4.815+ years online
soulwaterplus.com

Enercare

4.7
enercare.ca/locations/hamilton-burlington

Water Depot Hamilton

4.716½+ years online
waterdepothamilton.com

Berge's Water Company

4.66½+ years online
bergeswatercompany.com

Water Depot

4.627½+ years online
waterdepot.com/locations/waterdown

Water Store

4.6

Long Life Water Distillers

4.4

Woodward Avenue Wastewater Treatment Plant

3.9
hamilton.ca/home-property-and-development/water-sewer/wastewater-collection-treatment

Water Treatment & Softeners in Nearby ON Cities

Brampton(22)Kitchener(24)London(30)Markham(25)Mississauga(26)Ottawa(31)Toronto(25)Vaughan(27)

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Water Treatment & Softeners in Hamilton, ON

Hamilton water-treatment contractors in this directory serve homes on Hamilton city water (treated, very hard at 18-22 grains) and surrounding rural Hamilton-area well-water properties. A whole-home twin-tank water softener for Hamilton city water runs $1,800-$3,400 CAD installed. Well-water systems with iron filtration, softener, and RO at the kitchen typically land $4,500-$9,500.

Hamilton Water treats Lake Ontario water. Without a softener, water heaters scale within 2-3 years. Most installers run free in-home tests as part of the quote process.

Frequently Asked Questions

How hard is Hamilton tap water?
Very hard — typically 18-22 grains per gallon (310-375 ppm). A 48,000-80,000 grain softener handles a typical 4-person home.
Is RO worth it?
For most users, yes — Hamilton TDS often runs 350-500 ppm.
Should I test my rural Hamilton-area well?
Yes — at minimum annually for total coliform and nitrates.

About NeedInstall

NeedInstall helps connect customers with local installation professionals across Hamilton 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.

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