Backwater Valve Installation Subsidy

Backwater Valve Installation Subsidy

In the event of heavy rainfall, homes that do not have a backwater valve installed on their underground pipes are at a greater risk of sewer back up and basement flooding.

What is a backwater valve?

A backwater valve is a device installed on your sewer lateral that prevents wastewater from re-entering your house.

What financial support will Halton Region provide?

Backwater Valve Installation Subsidy

Halton will cover 50% of the costs to install a backwater valve inside of the home, up to a maximum of $675.

A sideview of a backwater valve; one side is missing to show inside the pipe.

Backwater Valve Installation Subsidy

Backwater valve

Apply for the backwater valve subsidy

Download the Enhanced Basement Flooding Prevention Subsidy application, or pick one up at the Halton Regional Centre.

Apply to your local municipality for a permit to conduct work. Once the work is completed, arrange for an inspection and obtain documentation from your local municipality ensuring the work meets the Ontario Building Code standards.

Backwater Valve Installation Subsidy

Have your contractors provide a written statement indicating that your weeping tiles are not connected to the sanitary sewer system.

Submit a completed application and include the required documentation as outlined in the application form.

Scan and email to

Drop off in person at the Halton Regional Centre, 1151 Bronte Road, Oakville.

Submit by mail to

The Regional Municipality of Halton

Public Works, Wastewater Services

c/o Systems & Outreach Administrator

Woodlands Operation Centre

1179 Bronte Road, Oakville ON, L6M 4G3

Backwater Valve Installation Subsidy