That specialize in Backwater Valves

Hire us for your plumbing needs and you will not be disappointed. That’s a promise. With over 25 years of combined experience we are one of the best in industry.


Based in the Greater Toronto Area, Backwater Kings is a leading plumbing service provider in all of Canada. Using highly skilled personnel, we are able to install or repair sewer backflow preventer valves with utmost perfection. We take pride in ourselves in being able to ensure a high level of workmanship for every project we undertake. We are always aware of giving our customers with the higher standards of service that they deserve. Everyone that you will encounter throughout the process of installation or repair of your backwater valve are employees of Backwater Kings. We never subcontract our work, and because of this, you can always count on our staff and technicians to be experienced, trustworthy and reliable.

In addition to our services, we properly rooter the underground main to the city services as to ensure that the main is functioning at its optimum capability. This is included in the cost of every backwater valve installations that we undertake.

We typically complete the installation of sewer backflow preventer valves within 1 calendar day, and the sewage valve is then inspected by the municipality within 48 hours of installation. Apart from Greater Toronto Area, we offer our services in Mississauga, Markham, Oakville, Durham and Pickering.

The Backwater Valve Installation Process

  • 1. Camera Locates
  • 2. Abatement
  • 3. Clean The Drain
  • 4. Install
  • 5. Backfill
  • 6. Concrete
We conduct a camera inspection and sewer locate to pinpoint the optimal location for the backwater valve installation.
We conduct the excavation in preparation for the valve.
We run a 4 inch main tree cutter head the length of the main to restore the walls of the pipe to return it to its optimum function prior to installing the backwater valve.
We cut out a section of the existing pipe and install the backwater valve and cleanout.
We re-compact the fill to set the lid casing.
We add the concrete on top and do the final cleanup.

Installation Process:

After we finish the backwater valve installation, we call for municipal inspections and this allows the rebate for our clients to take place.

Backwater Kings offers backwater valve installation services for residents across the Greater Toronto Area, Mississauga, Markham, Oakville, Durham and Pickering. Whether you live in a flood-prone area or are concerned your home may be susceptible to flooding or sewer backups, give us a call and we would be happy to come to your home and assess your need for a backwater valve.

We can help you with all your backwater valve installation and maintenance needs. We can install the valves, help you with necessary paperwork and provide you with more information about the subsidiaries available through the City of Toronto and beyond.

Why Choose Us

24/7 availality

Whеthеr in thе home оr іn the wоrkрlасе at Cоnѕtruсt Press, wе аrе соmmіttеd tо customer satisfaction wіth quality аrtіѕtrу.

Dedicated Team

Our team is dedicated and have years of experience. Our prices are also clear and upfront.

Affordable Price

We will hеlр fіx a glitch before it bесоmеѕ a disaster. We саn hеlр уоu mаkе thе nесеѕѕаrу rераіr аll wіthіn your budgеt.

Licensed & Insured Plumbers

You can count on us, we hаvе bееn helping families for over a decade with plumbing and related services.


  • City Rebates:

    Homeowners that install a backwater valve qualify for the basement flooding protection subsidy program. As part of the program, home-owners have a subsidy available of 80% of the invoiced cost up to a maximum of $1,250. This includes eligible labour, materials, permit and taxes, regardless of how many valves are installed.

  • Mississauga Rebates:

    Contact Backwater Kings to learn more about your options for backwa-ter valve installation.

Get in Touch

Do you have any question or feedback, feel free to contact us. You can also call us or visit us at our office. Please find all contact info on right panel. We try to get back to you as soon as possible.

  • Address

    2255B Queen Street East #209, Toronto Ontario, M4E 1G3

  • Phone


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