Aqua Serve
Verified Pro
5.0
Water Treatment & Softeners in Ottawa, ON
Compare 31 water treatment & softeners contractors near you in Ottawa 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
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Other Businesses in This Area
Capitaino Water Treatment
5.0Healthy Waters
5.0Lemieux Island Water Purification Plant
5.0The Water Purifiner Inc.
5.018½+ years onlineWilliamsburg Pump Supply & Service (WPSS)
5.0Consult'EAU
4.9~14 years onlinePV Well Water
4.9~7 years onlineThe Water Doctor Inc. Softeners filters water pumps
4.8Hot Water Ottawa
4.7Ottawa Water Filters CO
4.714½+ years onlineCulligan of Ottawa, ON
4.628½+ years onlineBritannia Water Purification Plant
4.5Water Depot Carleton Place
4.527½+ years onlineWater Depot Kanata
4.527½+ years onlineWater Depot Kemptville
4.527½+ years onlineTown & Country Water Systems
4.0Pure Stream Coffee + Water
3.5Water Treatment & Softeners in Nearby ON Cities
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Water Treatment & Softeners in Ottawa, ON
Water treatment and softeners in Ottawa serves Canada's capital market: heritage homes, single-family homes, modern condos, apartment complexes, and commercial properties. Typical jobs include whole-home water softeners (Ottawa water has hardness), reverse-osmosis drinking-water systems, and commercial water treatment. Ottawa water hardness drives approach.
Residential water softeners in Ottawa run $2,000-$5,000 CAD; reverse osmosis $1,500-$4,000 CAD; commercial $5,000-$50,000 CAD. Ontario requires Tarion registration for new builds. Ottawa permits apply.
Frequently Asked Questions
- Is Ottawa water hard?
- Yes — 12-18 grain hardness common.
- RO for drinking?
- Popular — $1,500-$4,000 CAD.
- Sandy Hill heritage?
- Heritage Conservation review for exterior equipment.
About NeedInstall
NeedInstall helps connect customers with local installation professionals across Ottawa 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.