backflow prevention device installed at commercial facility in torontoWe install, repair, and test backflow prevention devices across the Toronto and Greater Toronto area for residential, commercial, institutional, and industrial plumbing systems.

You can depend on us for all of your Toronto backflow preventer needs, we are fully licensed and certified service providers. Should you require we can provide annual inspection and testing services.

Often times a backflow prevention device are simply referred to as a backflow preventer valve. It is common to mix up a backflow preventer and backwater valve, if you are looking to prevent municipal sewer backing up you are likely interested in a backwater valve.

Double Check Valve Assembly (DCVA) Backflow Prevention Device

Double Check Valve Assembly (DCVA) Backflow Prevention Device

Backflow Preventer Testing

It is important to make sure that your backflow prevention device is working as intended, as such we provide full backflow preventer testing services in Toronto and across the GTA including Mississauga, Etobicoke, and beyond.

Did You Receive A Letter?

The City of Toronto is contacting various businesses to ensure their backflow prevention devices are working properly. It’s important that these devices work in order to keep municipal water clean.

If you received a letter from the city, we can help. We’ll inspect your backflow prevention device, and if needed, install the correct device for your property and usage. Contact us for more details.

Backflow Preventer Installation

Reduced Principle (RP) Backflow Prevention Device

Reduced Principle (RP) Backflow Prevention Device

Which Backflow Prevention Device do You Need?

Depending on the specific use of your building the valve you are legally required to install varies. We will help you to install the correct valve for your specific facilities needs according to local bylaws and standard practices.

For example in the City of Toronto, for facilities that fall under the ‘moderate hazard’ classification a Double Check Valve Assembly (DCVA) device will be required. If your facility falls under the ‘server hazard’ classification a Reduce Pressure Principle (RP) backflow preventer will be required.

Building Permits for Installation of a Backflow Device

In most cases a building permit is required to install a backflow prevention device, we will assist you in obtaining this permit.

Toronto’s Backflow Prevention Program

The Safe Drinking Water Act and Ontario Ministry of the Environment and Climate Change regulations mandate that water purveyors protect the municipal water supply, the Water Supply Bylaw includes within a specific program describing the protection of drinking water via backflow device. Under many circumstances it is the law that your residential (buildings of 5 or more units), commercial, industrial, or institutional property possess a well-maintained backflow prevention device.

Double Check Valve Assembly (DCVA) Backflow Preventer

Double Check Valve Assembly (DCVA) Backflow Preventer

Common Uses of Backflow Valves

Some of the most common uses of backflow valves include sprinkler systems and/or irrigation plumbing. A sprinkler backflow preventer will stop water used in the sprinkler system from contaminating the potable water, and likewise an irrigation backflow preventer will eliminate any water from an irrigation system backing up into the water mains and causing contamination. Often people experience backflow prevention device leaking and this is a good time to contact us as we are licensed to diagnose and solve these types of problems.

For more information on our backwater preventer installation & testing services please contact us directly.

★★★★★ Experience 5-Star Customer Service from Absolute Draining & Plumbing

  • ★★★★★ Andrew came and inspected my exterior drain. He was professional, pleasant and punctual. [...] the work was done on schedule and as per the quote he gave us. I would highly recommend their services.

    Paul M Toronto, ON
  • ★★★★★ They were very professional, quick and best priced draining and plumbing company I called. They were honest with what they saw in my basement plumbing and did not push to up-sell any additional work.

    Terence S Toronto, ON
  • ★★★★★ Andy (the estimator) was terrific. Showed up exactly when he said he would and gave me (and my son) great advice on how to maintain the work they put in at our house.

    Mel K Downtown Toronto, ON

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