Island Backflow Testing is focused on providing high-quality, reliable service on Southern Vancouver Island. John Mason, Principle is BCWWA certified. Customer satisfaction guaranteed – we will do everything we can to meet your expectations. Servicing Southern Vancouver Island for both commercial and residential properties. We hope you can find everything you need about backflow testing, what that means and how you can get your tests completed.

Backflow Testing

Backflow: Backflow is the flow of water or other liquids back into the potable water system We provide commercial and residential Backflow Testing in Sooke, Langford, Colwood and the rest of the surrounding Greater Victoria Area.

Certified Backflow Assembly Testers in BC attend a rigorous training course, and are certified by the American Waterworks Association, British Columbia Section. Many of the Backflow Prevention Assemblies have been tested and approved by the University of Southern California , Foundation for Cross Connection Control and Hydraulic Research. Certified Testers can test all Backflow Prevention Assemblies.

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Why Choose Us
  • John Mason is BCWWA Certified
  • Experienced
  • Honest
  • Reliable
  • Available 24/7
  • Competitive Rates
  • Servicing Southern Vancouver Island
  • Commercial & Residential



Island Backflow Testing 
John Mason 
Email: backflowguy@shaw.ca