Ontario Soft Water

About

Water Softeners & RO Systems | Kitchener-Waterloo, ON | Ontario Soft Water Serving Kitchener, Waterloo, Cambridge & Guelph for over 37 years. Ontario Soft Water provides high-efficiency softeners, RO systems, rentals, & repairs. About Ontario Soft Water Celebrating 37 years of excellence, Ontario Soft Water is a trusted local provider of residential and commercial water conditioning solutions in Kitchener, Waterloo, Cambridge, and Guelph. Operating in one of Canada's hardest water regions (the Grand River watershed), Ontario Soft Water specializes in high-efficiency, CSA-approved water softeners, reverse osmosis systems, rentals, and honest system repairs. Key Product Offerings & Services High-Efficiency Water Softeners: CSA-approved digital metered water softeners specifically sized to handle Waterloo Region's extremely hard groundwater (often 20 to 30+ GPG). Available for direct purchase or low-monthly rental plans. Reverse Osmosis (RO) Systems: Multi-stage under-sink drinking water filtration systems that remove dissolved solids, heavy metals, municipal chlorine, and local water contaminants. Salt-Free Scale Inhibitors: Eco-friendly, chemical-free scale reduction systems designed for homeowners looking to prevent limescale without salt or wastewater. RO Replacement Filters & Parts: Direct retail replacement cartridges, inline filters, membrane replacements, and specialized drinking water faucets. Water Heaters & Full-Service Repairs: Sales, installation, and honest troubleshooting for home water heaters and existing water softeners (with an emphasis on fixing fixable units rather than upselling).