Find an authorized tester
Locate authorized testers (PDF file) across the region. Individuals must supply Halton Region with updated credentials to remain a qualified tester.
- Completing the required survey for your property
- Installation of new or replacement Backflow Prevention Devices
- Conducting testing on Backflow Prevention Devices
Become an authorized tester
To become an authorized OWWA accredited tester, follow the steps below:
Information for accredited testers
Disclaimer: The information on this site is for information purposes only. The Regional Municipality of Halton provides this list only as a convenience and not as an endorsement or warranty of the services, prices, or qualifications of the contractors listed thereon. The Region recommends you obtain several quotes before selecting a contractor. All contractors are independent third parties, separate and distinct from the Regional Municipality of Halton. The Regional Municipality of Halton assumes no liability for any actions taken in reliance on the information contained on this site.