Skip to content
  • Not sure which system fits your water? Book a free home assessment with Water Doctor.
  • Need replacement filters or UV lamps? Shop maintenance essentials online.
Free Assessment Water Hardness Check
Log in
  • RO Systems hot
  • Water Softeners
  • Whole-Home
  • Replacement Filters
    • RO Faucets
  • Services
  • Best Sellers
  • Support
    • FAQ
    • Warranty
    • Terms of Service
    Water Doctor Canada Inc.
    • hot RO Systems
    • Water Softeners
    • Whole-Home
    • Replacement Filters
      • RO Faucets
    • Services
    • Best Sellers
    • Support
      • FAQ
      • Warranty
      • Terms of Service
    Log in $0.00 Total $0.00 in cart
    • Home
    • Collections
    • Whole-Home Water Treatment

    Whole-Home Water Treatment

    Compare whole-home systems for hard water, chlorine, sediment, UV protection, and mixed water problems. If more than one issue applies, use Help Me Choose before purchasing.

    Shop by water need

    Start with the problem you need to solve

    • Hard water and scale Salt-based softeners for measurable hardness problems.
    • Salt-free scale control Conditioning where reducing scale without salt is the priority.
    • Chlorine, taste and odour For chlorine-only municipal-water concerns; get guidance if hard water is also present.
    • Custom pre-filtration Guardian housings with selectable sediment and carbon media.
    • Well water and mixed symptoms Iron, sulphur, colour, sediment or bacteria may require different treatment stages.
    Not sure which path fits? Help me choose Check water hardness
    Filter
    14 products
    • Water Doctor Ultimate salt-free conditioner and chlorine filter Water Doctor Ultimate salt-free conditioner and chlorine filter

      Water Doctor Ultimate | Salt-Free Scale Prevention & Chlorine Removal | Combo Water Conditioner & Filter

      Water TreatmentModel · 4
      Regular price From $1,499.99 CAD
      View details →
    • Water Doctor Scale-Shield | Eliminates Hard Water & Scale Buildup | All-in-One Water Softener Water Doctor Scale-Shield all-in-one water softener

      Water Doctor Scale-Shield | Eliminates Hard Water & Scale Buildup | All-in-One Water Softener

      Water SoftenerModel · 1
      Regular price $1,099.99 CAD
      View details →
    • 1
    • 2
    • About Water Doctor
      • Our Story
      • Careers
      • Blogs
      • Site Map
      About Water Doctor
      • Our Story
      • Careers
      • Blogs
      • Site Map
    • Support
      • Contact us
      • Water Assessment
      • Shipping, Refunds & Returns
      • Warranty Terms
      • Subscribe & Save
      • FAQs
      Support
      • Contact us
      • Water Assessment
      • Shipping, Refunds & Returns
      • Warranty Terms
      • Subscribe & Save
      • FAQs
    • Contact Us
      info@waterdoctor.ca
      +1 289-748-9666

      Water treatment systems, replacement parts, and expert support for homes and businesses.

    Payment methods
    • American Express
    • Apple Pay
    • Diners Club
    • Discover
    • Google Pay
    • Mastercard
    • PayPal
    • Shop Pay
    • Visa
    © 2026, Water Doctor Canada Inc. All rights reserved.
    • Privacy policy
    • Terms of service
    • Refund policy
    • Shipping policy
    Canada TOP
    Popular searches
    Water Softener all-in-one softener Symphony Symphony Lite Replacement Filters
    View cart

    Your cart is empty

    Choose the path that matches what you came to buy.

    Shop Best Sellers Shop Replacement Filters Not sure? Use Help Me Choose
    Have an account?
    Log in to check out faster.
    View details
    Free selection tools Not sure which system fits? Use a quick diagnostic before comparing products.

    Free selection tools

    Start with your water problem

    These free Water Doctor tools narrow the options before you buy. They do not add anything to your cart.

    Help me choose Follow a guided path across softeners, filtration, RO, UV and expert assessment. Check water hardness Look up local hardness and understand whether scale is likely driving the problem.
    Need a site-specific answer? Book a free assessment
    Are you sure?
    • Choosing a selection results in a full page refresh.
    • Opens in a new window.