Welcome to the OPIA
Dedicated to protecting the health and well being of the Province of Ontario through safe plumbing since 1920.
OPIA Training Center
Who We Are
The Ontario Plumbing Inspectors Association Inc. (OPIA) is a non-profit organization dedicated to protecting the health and well being of the Province of Ontario through safe plumbing since 1920. Our primary purpose is to promote the improvement of plumbing standards to insure protection of the environment, promote the advancement of knowledge concerning the safe installation of plumbing, and to insure safe and adequate potable water systems in the Province of Ontario.
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The Ontario Plumbing Inspectors Association Sponsors Organization (OPIASO) is an organization made up of manufacturers, agencies, associations, and wholesalers generally in the plumbing industry.